| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.apache.tools.ant.taskdefs.compilers; |
| |
| import java.lang.reflect.Method; |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.types.Commandline; |
| |
| |
| /** |
| * The implementation of the javac compiler for JDK 1.3 |
| * This is primarily a cut-and-paste from the original javac task before it |
| * was refactored. |
| * |
| * @since Ant 1.3 |
| */ |
| public class Javac13 extends DefaultCompilerAdapter { |
| |
| /** |
| * Integer returned by the "Modern" jdk1.3 compiler to indicate success. |
| */ |
| private static final int MODERN_COMPILER_SUCCESS = 0; |
| |
| /** |
| * Run the compilation. |
| * @return true if the compiler ran with a zero exit result (ok) |
| * @exception BuildException if the compilation has problems. |
| */ |
| public boolean execute() throws BuildException { |
| attributes.log("Using modern compiler", Project.MSG_VERBOSE); |
| Commandline cmd = setupModernJavacCommand(); |
| |
| // Use reflection to be able to build on all JDKs >= 1.1: |
| try { |
| Class c = Class.forName ("com.sun.tools.javac.Main"); |
| Object compiler = c.newInstance (); |
| Method compile = c.getMethod ("compile", |
| new Class [] {(new String [] {}).getClass ()}); |
| int result = ((Integer) compile.invoke |
| (compiler, new Object[] {cmd.getArguments()})) |
| .intValue (); |
| return (result == MODERN_COMPILER_SUCCESS); |
| } catch (Exception ex) { |
| if (ex instanceof BuildException) { |
| throw (BuildException) ex; |
| } else { |
| throw new BuildException("Error starting modern compiler", |
| ex, location); |
| } |
| } |
| } |
| } |