| /* Main.java -- implement com.sun.tools.javac.Main |
| Copyright (C) 2007 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package com.sun.tools.javac; |
| |
| import gnu.classpath.Configuration; |
| import java.io.File; |
| import java.io.PrintWriter; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Method; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.text.MessageFormat; |
| |
| public class Main |
| { |
| static Constructor ecjConstructor = null; |
| static Method ecjMethod = null; |
| |
| static |
| { |
| String classname = "org.eclipse.jdt.internal.compiler.batch.Main"; |
| Class klass = null; |
| try |
| { |
| klass = Class.forName(classname); |
| } |
| catch (ClassNotFoundException e) |
| { |
| File jar = new File(Configuration.ECJ_JAR); |
| if (!jar.exists() || !jar.canRead()) |
| { |
| String message |
| = MessageFormat.format(Messages.getString("Main.FailedToRead"), |
| new Object[] { Configuration.ECJ_JAR }); |
| System.err.println(message); |
| } |
| |
| ClassLoader loader = null; |
| try |
| { |
| loader = new URLClassLoader(new URL[] {jar.toURL()}); |
| } |
| catch (MalformedURLException f) |
| { |
| String message |
| = MessageFormat.format(Messages.getString("Main.MalformedURL"), |
| new Object[] { Configuration.ECJ_JAR }); |
| System.err.println(message); |
| f.printStackTrace(); |
| } |
| |
| try |
| { |
| klass = loader.loadClass(classname); |
| } |
| catch (ClassNotFoundException g) |
| { |
| String message |
| = MessageFormat.format(Messages.getString("Main.FailedToLoad"), |
| new Object[] { classname, |
| Configuration.ECJ_JAR }); |
| System.err.println(message); |
| g.printStackTrace(); |
| } |
| } |
| |
| try |
| { |
| ecjConstructor = klass.getConstructor(new Class[] { |
| PrintWriter.class, |
| PrintWriter.class, |
| Boolean.TYPE}); |
| } |
| catch (NoSuchMethodException h) |
| { |
| System.err.println(Messages.getString("Main.FailedConstructor")); |
| h.printStackTrace(); |
| } |
| |
| try |
| { |
| ecjMethod = klass.getMethod("compile", new Class[] {String[].class}); |
| } |
| catch (NoSuchMethodException i) |
| { |
| System.err.println(Messages.getString("Main.FailedCompile")); |
| i.printStackTrace(); |
| } |
| } |
| |
| public static int compile(String[] args, PrintWriter p) throws Exception |
| { |
| /* |
| * This code depends on the patch in Comment #10 in this bug |
| * report: |
| * |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=88364 |
| */ |
| Object ecjInstance = ecjConstructor.newInstance(new Object[] |
| { |
| p, |
| new PrintWriter(System.err), |
| Boolean.FALSE |
| }); |
| String[] runArgs = new String[args.length + 1]; |
| runArgs[0] = "-1.5"; |
| System.arraycopy(args, 0, runArgs, 1, args.length); |
| return ((Boolean) ecjMethod.invoke(ecjInstance, new Object[] |
| { runArgs })).booleanValue() ? 0 : -1; |
| } |
| |
| public static int compile(String[] args) throws Exception |
| { |
| return compile(args, new PrintWriter(System.out)); |
| } |
| |
| public static void main(String[] args) throws Exception |
| { |
| Runtime.getRuntime().exit(Main.compile(args)); |
| } |
| } |