Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/compiler/JDTCompiler.java @ 7504:d295ab2902fb
Removed debug log output.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 18 Jan 2013 13:39:04 +0100 |
parents | 6343a09b2ec1 |
children | 5e3d1a68664e |
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/* * Copyright (c) 2012, 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 com.oracle.truffle.codegen.processor.compiler; import javax.annotation.processing.*; import javax.lang.model.element.*; import com.oracle.truffle.codegen.processor.*; public class JDTCompiler extends AbstractCompiler { public static boolean isValidElement(Element currentElement) { try { Class< ? > elementClass = Class.forName("org.eclipse.jdt.internal.compiler.apt.model.ElementImpl"); return elementClass.isAssignableFrom(currentElement.getClass()); } catch (ClassNotFoundException e) { return false; } } @Override public String getMethodBody(ProcessingEnvironment env, ExecutableElement method) { try { char[] source = getSource(method); if (source == null) { return null; } /* * AbstractMethodDeclaration decl = ((MethodBinding)(((ElementImpl)method)._binding)).sourceMethod(); int * bodyStart = decl.bodyStart; int bodyEnd = decl.bodyEnd; */ Object decl = method(field(method, "_binding"), "sourceMethod"); int bodyStart = (int) field(decl, "bodyStart"); int bodyEnd = (int) field(decl, "bodyEnd"); int length = bodyEnd - bodyStart; char[] target = new char[length]; System.arraycopy(source, bodyStart, target, 0, length); return new String(target); } catch (Exception e) { return Utils.printException(e); } } private static char[] getSource(Element element) throws Exception { /* * Binding binding = ((ElementImpl)element)._binding; char[] source = null; if (binding instanceof * MethodBinding) { source = ((MethodBinding) * binding).sourceMethod().compilationResult.getCompilationUnit().getContents(); } else if (binding instanceof * SourceTypeBinding) { source = * ((SourceTypeBinding)binding).scope.referenceContext.compilationResult.compilationUnit.getContents(); } return * source; */ Object binding = field(element, "_binding"); Class< ? > methodBindingClass = Class.forName("org.eclipse.jdt.internal.compiler.lookup.MethodBinding"); Class< ? > referenceBindingClass = Class.forName("org.eclipse.jdt.internal.compiler.lookup.SourceTypeBinding"); char[] source = null; if (methodBindingClass.isAssignableFrom(binding.getClass())) { Object sourceMethod = method(binding, "sourceMethod"); if (sourceMethod == null) { return null; } source = (char[]) method(method(field(sourceMethod, "compilationResult"), "getCompilationUnit"), "getContents"); } else if (referenceBindingClass.isAssignableFrom(binding.getClass())) { source = (char[]) method(field(field(field(field(binding, "scope"), "referenceContext"), "compilationResult"), "compilationUnit"), "getContents"); } return source; } @Override public String getHeaderComment(ProcessingEnvironment env, Element type) { try { char[] source = getSource(type); if (source == null) { return null; } return parseHeader(new String(source)); } catch (Exception e) { return Utils.printException(e); } } }