# HG changeset patch # User Doug Simon # Date 1462974876 -7200 # Node ID a920338dd4d449047668b7f92795e40a2f3ac3cd # Parent 2625b10989ee3440ff48e763c1794e1fd43ead64 remove JVMCIError and UnsafeUtil classes (JDK-8156759) diff -r 2625b10989ee -r a920338dd4d4 jvmci/jdk.vm.ci.common/src/jdk/vm/ci/common/JVMCIError.java --- a/jvmci/jdk.vm.ci.common/src/jdk/vm/ci/common/JVMCIError.java Wed May 11 09:53:28 2016 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,149 +0,0 @@ -/* - * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ -package jdk.vm.ci.common; - -import java.util.ArrayList; -import java.util.Locale; - -/** - * Indicates a condition in JVMCI related code that should never occur during normal operation. - */ -public class JVMCIError extends Error { - - private static final long serialVersionUID = 531632331813456233L; - private final ArrayList context = new ArrayList<>(); - - public static RuntimeException unimplemented() { - throw new JVMCIError("unimplemented"); - } - - public static RuntimeException unimplemented(String msg) { - throw new JVMCIError("unimplemented: %s", msg); - } - - public static RuntimeException shouldNotReachHere() { - throw new JVMCIError("should not reach here"); - } - - public static RuntimeException shouldNotReachHere(String msg) { - throw new JVMCIError("should not reach here: %s", msg); - } - - public static RuntimeException shouldNotReachHere(Throwable cause) { - throw new JVMCIError(cause); - } - - /** - * Checks a given condition and throws a {@link JVMCIError} if it is false. Guarantees are - * stronger than assertions in that they are always checked. Error messages for guarantee - * violations should clearly indicate the nature of the problem as well as a suggested solution - * if possible. - * - * @param condition the condition to check - * @param msg the message that will be associated with the error, in - * {@link String#format(String, Object...)} syntax - * @param args arguments to the format string - */ - public static void guarantee(boolean condition, String msg, Object... args) { - if (!condition) { - throw new JVMCIError("failed guarantee: " + msg, args); - } - } - - /** - * This constructor creates a {@link JVMCIError} with a given message. - * - * @param msg the message that will be associated with the error - */ - public JVMCIError(String msg) { - super(msg); - } - - /** - * This constructor creates a {@link JVMCIError} with a message assembled via - * {@link String#format(String, Object...)}. It always uses the ENGLISH locale in order to - * always generate the same output. - * - * @param msg the message that will be associated with the error, in String.format syntax - * @param args parameters to String.format - parameters that implement {@link Iterable} will be - * expanded into a [x, x, ...] representation. - */ - public JVMCIError(String msg, Object... args) { - super(format(msg, args)); - } - - /** - * This constructor creates a {@link JVMCIError} for a given causing Throwable instance. - * - * @param cause the original exception that contains additional information on this error - */ - public JVMCIError(Throwable cause) { - super(cause); - } - - /** - * This constructor creates a {@link JVMCIError} and adds all the - * {@linkplain #addContext(String) context} of another {@link JVMCIError}. - * - * @param e the original {@link JVMCIError} - */ - public JVMCIError(JVMCIError e) { - super(e); - context.addAll(e.context); - } - - @Override - public String toString() { - StringBuilder str = new StringBuilder(); - str.append(super.toString()); - for (String s : context) { - str.append("\n\tat ").append(s); - } - return str.toString(); - } - - private static String format(String msg, Object... args) { - if (args != null) { - // expand Iterable parameters into a list representation - for (int i = 0; i < args.length; i++) { - if (args[i] instanceof Iterable) { - ArrayList