truffle: graal/com.oracle.truffle.api/src/com/oracle/truffle/api/vm/TruffleVM.java annotate

annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/vm/TruffleVM.java @ 21889:45083be8a812

Truffle: add a version string to the information provided with Language registration

author	Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date	Fri, 05 Jun 2015 18:05:13 -0700
parents	2f9e4d984d16
children	894f82515e38

rev	line source
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	1 /*
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	4 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation. Oracle designates this
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	8 * particular file as subject to the "Classpath" exception as provided
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	9 * by Oracle in the LICENSE file that accompanied this code.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	10 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	11 * This code is distributed in the hope that it will be useful, but WITHOUT
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	14 * version 2 for more details (a copy is included in the LICENSE file that
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	15 * accompanied this code).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	16 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	17 * You should have received a copy of the GNU General Public License version
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	18 * 2 along with this work; if not, write to the Free Software Foundation,
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	20 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	22 * or visit www.oracle.com if you need additional information or have any
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	23 * questions.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	24 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	25 package com.oracle.truffle.api.vm;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	26
21554 b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	27 import java.io.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	28 import java.lang.reflect.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	29 import java.net.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	30 import java.nio.file.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	31 import java.util.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	32 import java.util.logging.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	33
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	34 import com.oracle.truffle.api.*;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	35 import com.oracle.truffle.api.TruffleLanguage.Env;
21554 b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	36 import com.oracle.truffle.api.TruffleLanguage.Registration;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	37 import com.oracle.truffle.api.impl.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	38 import com.oracle.truffle.api.source.*;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	39
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	40 /**
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	41 * Virtual machine for Truffle based languages. Use {@link #newVM()} to create new isolated virtual
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	42 * machine ready for execution of various languages. All the languages in a single virtual machine
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	43 * see each other exported global symbols and can cooperate. Use {@link #newVM()} multiple times to
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	44 * create different, isolated virtual machines completely separated from each other.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	45 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	46 * Once instantiated use {@link #eval(java.net.URI)} with a reference to a file or URL or directly
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	47 * pass code snippet into the virtual machine via {@link #eval(java.lang.String, java.lang.String)}.
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	48 * Support for individual languages is initialized on demand - e.g. once a file of certain MIME type
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	49 * is about to be processed, its appropriate engine (if found), is initialized. Once an engine gets
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	50 * initialized, it remains so, until the virtual machine isn't garbage collected.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	51 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	52 * The <code>TruffleVM</code> is single-threaded and tries to enforce that. It records the thread it
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	53 * has been {@link Builder#build() created} by and checks that all subsequent calls are coming from
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	54 * the same thread.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	55 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	56 public final class TruffleVM {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	57 private static final Logger LOG = Logger.getLogger(TruffleVM.class.getName());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	58 private static final SPIAccessor SPI = new SPIAccessor();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	59 private final Thread initThread;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	60 private final Map<String, Language> langs;
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	61 private final Reader in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	62 private final Writer err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	63 private final Writer out;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	64
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	65 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	66 * Private & temporary only constructor.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	67 */
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	68 private TruffleVM() {
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	69 this.initThread = null;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	70 this.in = null;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	71 this.err = null;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	72 this.out = null;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	73 this.langs = null;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	74 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	75
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	76 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	77 * Real constructor used from the builder.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	78 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	79 * @param out stdout
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	80 * @param err stderr
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	81 * @param in stdin
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	82 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	83 private TruffleVM(Writer out, Writer err, Reader in) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	84 this.out = out;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	85 this.err = err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	86 this.in = in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	87 this.initThread = Thread.currentThread();
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	88 this.langs = new HashMap<>();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	89 Enumeration<URL> en;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	90 try {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	91 en = loader().getResources("META-INF/truffle/language");
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	92 } catch (IOException ex) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	93 throw new IllegalStateException("Cannot read list of Truffle languages", ex);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	94 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	95 while (en.hasMoreElements()) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	96 URL u = en.nextElement();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	97 Properties p;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	98 try {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	99 p = new Properties();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	100 try (InputStream is = u.openStream()) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	101 p.load(is);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	102 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	103 } catch (IOException ex) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	104 LOG.log(Level.CONFIG, "Cannot process " + u + " as language definition", ex);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	105 continue;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	106 }
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	107 for (int cnt = 1;; cnt++) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	108 String prefix = "language" + cnt + ".";
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	109 if (p.getProperty(prefix + "name") == null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	110 break;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	111 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	112 Language l = new Language(prefix, p);
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	113 for (String mimeType : l.getMimeTypes()) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	114 langs.put(mimeType, l);
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	115 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	116 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	117 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	118 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	119
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	120 static ClassLoader loader() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	121 ClassLoader l = TruffleVM.class.getClassLoader();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	122 if (l == null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	123 l = ClassLoader.getSystemClassLoader();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	124 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	125 return l;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	126 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	127
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	128 /**
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	129 * Creation of new Truffle virtual machine. Use the {@link Builder} methods to configure your
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	130 * virtual machine and then create one using {@link Builder#build()}:
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	131 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	132 * <pre>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	133 * {@link TruffleVM} vm = {@link TruffleVM}.{@link TruffleVM#newVM() newVM()}
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	134 * .{@link Builder#stdOut(java.io.Writer) stdOut}({@link Writer yourWriter})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	135 * .{@link Builder#stdErr(java.io.Writer) stdErr}({@link Writer yourWriter})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	136 * .{@link Builder#stdIn(java.io.Reader) stdIn}({@link Reader yourReader})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	137 * .{@link Builder#build() build()};
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	138 * </pre>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	139 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	140 * It searches for {@link Registration languages registered} in the system class loader and
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	141 * makes them available for later evaluation via
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	142 * {@link #eval(java.lang.String, java.lang.String)} methods.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	143 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	144 * @return new, isolated virtual machine with pre-registered languages
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	145 */
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	146 public static TruffleVM.Builder newVM() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	147 // making Builder non-static inner class is a
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	148 // nasty trick to avoid the Builder class to appear
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	149 // in Javadoc next to TruffleVM class
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	150 TruffleVM vm = new TruffleVM();
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	151 return vm.new Builder();
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	152 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	153
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	154 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	155 * Builder for a new {@link TruffleVM}. Call various configuration methods in a chain and at the
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	156 * end create new {@link TruffleVM virtual machine}:
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	157 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	158 * <pre>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	159 * {@link TruffleVM} vm = {@link TruffleVM}.{@link TruffleVM#newVM() newVM()}
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	160 * .{@link Builder#stdOut(java.io.Writer) stdOut}({@link Writer yourWriter})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	161 * .{@link Builder#stdErr(java.io.Writer) stdErr}({@link Writer yourWriter})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	162 * .{@link Builder#stdIn(java.io.Reader) stdIn}({@link Reader yourReader})
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	163 * .{@link Builder#build() build()};
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	164 * </pre>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	165 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	166 public final class Builder {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	167 private Writer out;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	168 private Writer err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	169 private Reader in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	170
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	171 Builder() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	172 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	173
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	174 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	175 * Changes the defaut output for languages running in <em>to be created</em>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	176 * {@link TruffleVM virtual machine}. The default is to use {@link System#out}.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	177 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	178 * @param w the writer to use as output
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	179 * @return instance of this builder
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	180 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	181 public Builder stdOut(Writer w) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	182 out = w;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	183 return this;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	184 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	185
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	186 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	187 * Changes the error output for languages running in <em>to be created</em>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	188 * {@link TruffleVM virtual machine}. The default is to use {@link System#err}.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	189 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	190 * @param w the writer to use as output
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	191 * @return instance of this builder
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	192 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	193 public Builder stdErr(Writer w) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	194 err = w;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	195 return this;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	196 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	197
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	198 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	199 * Changes the default input for languages running in <em>to be created</em>
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	200 * {@link TruffleVM virtual machine}. The default is to use {@link System#out}.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	201 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	202 * @param r the reader to use as input
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	203 * @return instance of this builder
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	204 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	205 public Builder stdIn(Reader r) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	206 in = r;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	207 return this;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	208 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	209
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	210 /**
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	211 * Creates the {@link TruffleVM Truffle virtual machine}. The configuration is taken from
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	212 * values passed into configuration methods in this class.
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	213 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	214 * @return new, isolated virtual machine with pre-registered languages
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	215 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	216 public TruffleVM build() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	217 if (out == null) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	218 out = new OutputStreamWriter(System.out);
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	219 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	220 if (err == null) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	221 err = new OutputStreamWriter(System.err);
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	222 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	223 if (in == null) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	224 in = new InputStreamReader(System.in);
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	225 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	226 return new TruffleVM(out, err, in);
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	227 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	228 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	229
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	230 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	231 * Descriptions of languages supported in this Truffle virtual machine.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	232 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	233 * @return an immutable map with keys being MIME types and values the {@link Language
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	234 * descriptions} of associated languages
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	235 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	236 public Map<String, Language> getLanguages() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	237 return Collections.unmodifiableMap(langs);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	238 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	239
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	240 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	241 * Evaluates file located on a given URL. Is equivalent to loading the content of a file and
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	242 * executing it via {@link #eval(java.lang.String, java.lang.String)} with a MIME type guess
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	243 * based on the file's extension and/or content.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	244 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	245 * @param location the location of a file to execute
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	246 * @return result of a processing the file, possibly <code>null</code>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	247 * @throws IOException exception to signal I/O problems or problems with processing the file's
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	248 * content
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	249 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	250 public Object eval(URI location) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	251 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	252 Source s;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	253 String mimeType;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	254 if (location.getScheme().equals("file")) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	255 File file = new File(location);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	256 s = Source.fromFileName(file.getPath(), true);
21478 2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	257 if (file.getName().endsWith(".c")) {
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	258 mimeType = "text/x-c";
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	259 } else if (file.getName().endsWith(".sl")) {
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	260 mimeType = "application/x-sl";
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	261 } else {
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	262 mimeType = Files.probeContentType(file.toPath());
2dad34a3d7b0 Hardcoding .sl mimetype for now. Should have an API so language implementations can declare their own supported mime types. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	263 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	264 } else {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	265 URL url = location.toURL();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	266 s = Source.fromURL(url, location.toString());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	267 URLConnection conn = url.openConnection();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	268 mimeType = conn.getContentType();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	269 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	270 TruffleLanguage l = getTruffleLang(mimeType);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	271 if (l == null) {
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	272 throw new IOException("No language for " + location + " with MIME type " + mimeType + " found. Supported types: " + langs.keySet());
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	273 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	274 return SPI.eval(l, s);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	275 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	276
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	277 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	278 * Evaluates code snippet. Chooses a language registered for a given MIME type (throws
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	279 * {@link IOException} if there is none). And passes the specified code to it for execution.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	280 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	281 * @param mimeType MIME type of the code snippet - chooses the right language
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	282 * @param reader the source of code snippet to execute
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	283 * @return result of an execution, possibly <code>null</code>
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	284 * @throws IOException thrown to signal errors while processing the code
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	285 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	286 public Object eval(String mimeType, Reader reader) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	287 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	288 TruffleLanguage l = getTruffleLang(mimeType);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	289 if (l == null) {
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	290 throw new IOException("No language for MIME type " + mimeType + " found. Supported types: " + langs.keySet());
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	291 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	292 return SPI.eval(l, Source.fromReader(reader, mimeType));
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	293 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	294
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	295 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	296 * Evaluates code snippet. Chooses a language registered for a given MIME type (throws
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	297 * {@link IOException} if there is none). And passes the specified code to it for execution.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	298 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	299 * @param mimeType MIME type of the code snippet - chooses the right language
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	300 * @param code the code snippet to execute
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	301 * @return result of an execution, possibly <code>null</code>
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	302 * @throws IOException thrown to signal errors while processing the code
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	303 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	304 public Object eval(String mimeType, String code) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	305 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	306 TruffleLanguage l = getTruffleLang(mimeType);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	307 if (l == null) {
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	308 throw new IOException("No language for MIME type " + mimeType + " found. Supported types: " + langs.keySet());
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	309 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	310 return SPI.eval(l, Source.fromText(code, mimeType));
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	311 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	312
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	313 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	314 * Looks global symbol provided by one of initialized languages up. First of all execute your
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	315 * program via one of your {@link #eval(java.lang.String, java.lang.String)} and then look
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	316 * expected symbol up using this method.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	317 * <p>
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	318 * The names of the symbols are language dependent, but for example the Java language bindings
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	319 * follow the specification for method references:
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	320 * <ul>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	321 * <li>"java.lang.Exception::new" is a reference to constructor of {@link Exception}
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	322 * <li>"java.lang.Integer::valueOf" is a reference to static method in {@link Integer} class
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	323 * </ul>
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	324 * Once an symbol is obtained, it remembers values for fast access and is ready for being
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	325 * invoked.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	326 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	327 * @param globalName the name of the symbol to find
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	328 * @return found symbol or <code>null</code> if it has not been found
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	329 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	330 public Symbol findGlobalSymbol(String globalName) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	331 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	332 Object obj = null;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	333 Object global = null;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	334 for (Language dl : langs.values()) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	335 TruffleLanguage l = dl.getImpl();
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	336 obj = SPI.findExportedSymbol(l, globalName, true);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	337 if (obj != null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	338 global = SPI.languageGlobal(l);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	339 break;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	340 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	341 }
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	342 if (obj == null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	343 for (Language dl : langs.values()) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	344 TruffleLanguage l = dl.getImpl();
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	345 obj = SPI.findExportedSymbol(l, globalName, false);
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	346 if (obj != null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	347 global = SPI.languageGlobal(l);
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	348 break;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	349 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	350 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	351 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	352 return obj == null ? null : new Symbol(obj, global);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	353 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	354
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	355 private void checkThread() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	356 if (initThread != Thread.currentThread()) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	357 throw new IllegalStateException("TruffleVM created on " + initThread.getName() + " but used on " + Thread.currentThread().getName());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	358 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	359 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	360
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	361 private TruffleLanguage getTruffleLang(String mimeType) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	362 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	363 Language l = langs.get(mimeType);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	364 return l == null ? null : l.getImpl();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	365 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	366
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	367 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	368 * Represents {@link TruffleVM#findGlobalSymbol(java.lang.String) global symbol} provided by one
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	369 * of the initialized languages in {@link TruffleVM Truffle virtual machine}.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	370 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	371 public class Symbol {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	372 private final Object obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	373 private final Object global;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	374
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	375 Symbol(Object obj, Object global) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	376 this.obj = obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	377 this.global = global;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	378 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	379
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	380 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	381 * Invokes the symbol. If the symbol represents a function, then it should be invoked with
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	382 * provided arguments. If the symbol represents a field, then first argument (if provided)
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	383 * should set the value to the field; the return value should be the actual value of the
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	384 * field when the <code>invoke</code> method returns.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	385 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	386 * @param thiz this/self in language that support such concept; use <code>null</code> to let
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	387 * the language use default this/self or ignore the value
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	388 * @param args arguments to pass when invoking the symbol
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	389 * @return the value returned by invoking the symbol
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	390 * @throws IOException signals problem during execution
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	391 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	392 public Object invoke(Object thiz, Object... args) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	393 List<Object> arr = new ArrayList<>();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	394 if (thiz == null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	395 if (global != null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	396 arr.add(global);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	397 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	398 } else {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	399 arr.add(thiz);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	400 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	401 arr.addAll(Arrays.asList(args));
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	402 return SPI.invoke(obj, arr.toArray());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	403 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	404 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	405
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	406 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	407 * Description of a language registered in {@link TruffleVM Truffle virtual machine}. Languages
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	408 * are registered by {@link Registration} annotation which stores necessary information into a
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	409 * descriptor inside of the language's JAR file. When a new {@link TruffleVM} is created, it
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	410 * reads all available descriptors and creates {@link Language} objects to represent them. One
1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	411 * can obtain a {@link #getName() name} or list of supported {@link #getMimeTypes() MIME types}
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	412 * for each language. The actual language implementation is not initialized until
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	413 * {@link TruffleVM#eval(java.lang.String, java.lang.String) a code is evaluated} in it.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	414 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	415 public final class Language {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	416 private final Properties props;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	417 private TruffleLanguage impl;
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	418 private final String prefix;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	419
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	420 Language(String prefix, Properties props) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	421 this.prefix = prefix;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	422 this.props = props;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	423 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	424
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	425 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	426 * MIME types recognized by the language.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	427 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	428 * @return returns immutable set of recognized MIME types
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	429 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	430 public Set<String> getMimeTypes() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	431 TreeSet<String> ts = new TreeSet<>();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	432 for (int i = 0;; i++) {
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	433 String mt = props.getProperty(prefix + "mimeType." + i);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	434 if (mt == null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	435 break;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	436 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	437 ts.add(mt);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	438 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	439 return Collections.unmodifiableSet(ts);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	440 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	441
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	442 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	443 * Human readable name of the language. Think of C, Ruby, JS, etc.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	444 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	445 * @return string giving the language a name
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	446 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	447 public String getName() {
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	448 return props.getProperty(prefix + "name");
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	449 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	450
21889 45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	451 /**
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	452 * Name of the language version.
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	453 *
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	454 * @return string specifying the language version
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	455 */
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	456 public String getVersion() {
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	457 return props.getProperty(prefix + "version");
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	458 }
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	459
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	460 /**
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	461 * Human readable string that identifies the language and version.
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	462 *
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	463 * @return string describing the specific language version
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	464 */
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	465 public String getShortName() {
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	466 return getName() + getVersion();
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	467 }
45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	468
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	469 TruffleLanguage getImpl() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	470 if (impl == null) {
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	471 String n = props.getProperty(prefix + "className");
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	472 try {
21481 bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21478 diff changeset	473 Class<?> langClazz = Class.forName(n, true, loader());
bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21478 diff changeset	474 Constructor<?> constructor = langClazz.getConstructor(Env.class);
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	475 impl = SPI.attachEnv(TruffleVM.this, constructor, out, err, in);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	476 } catch (Exception ex) {
21889 45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	477 throw new IllegalStateException("Cannot initialize " + getShortName() + " language with implementation " + n, ex);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	478 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	479 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	480 return impl;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	481 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	482
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	483 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	484 public String toString() {
21889 45083be8a812 Truffle: add a version string to the information provided with Language registration Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21716 diff changeset	485 return "[" + getShortName() + " for " + getMimeTypes() + "]";
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	486 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	487 } // end of Language
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	488
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	489 private static class SPIAccessor extends Accessor {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	490 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	491 public Object importSymbol(TruffleVM vm, TruffleLanguage ownLang, String globalName) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	492 Set<Language> uniqueLang = new LinkedHashSet<>(vm.langs.values());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	493 for (Language dl : uniqueLang) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	494 TruffleLanguage l = dl.getImpl();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	495 if (l == ownLang) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	496 continue;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	497 }
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	498 Object obj = SPI.findExportedSymbol(l, globalName, true);
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	499 if (obj != null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	500 return obj;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	501 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	502 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	503 for (Language dl : uniqueLang) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	504 TruffleLanguage l = dl.getImpl();
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	505 if (l == ownLang) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	506 continue;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	507 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	508 Object obj = SPI.findExportedSymbol(l, globalName, false);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	509 if (obj != null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	510 return obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	511 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	512 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	513 return null;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	514 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	515
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	516 @Override
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	517 public TruffleLanguage attachEnv(TruffleVM vm, Constructor<?> langClazz, Writer stdOut, Writer stdErr, Reader stdIn) {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	518 return super.attachEnv(vm, langClazz, stdOut, stdErr, stdIn);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	519 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	520
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	521 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	522 public Object eval(TruffleLanguage l, Source s) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	523 return super.eval(l, s);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	524 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	525
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	526 @Override
21716 2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	527 public Object findExportedSymbol(TruffleLanguage l, String globalName, boolean onlyExplicit) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21649 diff changeset	528 return super.findExportedSymbol(l, globalName, onlyExplicit);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	529 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	530
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	531 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	532 public Object languageGlobal(TruffleLanguage l) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	533 return super.languageGlobal(l);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	534 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	535
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	536 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	537 public Object invoke(Object obj, Object[] args) throws IOException {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	538 return super.invoke(obj, args);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	539 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	540 } // end of SPIAccessor
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	541 }

Mercurial > hg > truffle

annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/vm/TruffleVM.java @ 21889:45083be8a812