| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core; |
| |
| import java.io.File; |
| import java.io.PrintWriter; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.taskdefs.Javac; |
| import org.apache.tools.ant.taskdefs.compilers.DefaultCompilerAdapter; |
| import org.apache.tools.ant.types.Commandline; |
| import org.apache.tools.ant.types.FileSet; |
| import org.apache.tools.ant.types.Path; |
| import org.apache.tools.ant.util.JavaEnvUtils; |
| import org.eclipse.jdt.internal.antadapter.AntAdapterMessages; |
| |
| /** |
| * Ant 1.5 compiler adapter for the Eclipse Java compiler. This adapter permits the |
| * Eclipse Java compiler to be used with the <code>javac</code> task in Ant scripts. In order |
| * to use it, just set the property <code>build.compiler</code> as follows: |
| * <p> |
| * <code><property name="build.compiler" value="org.eclipse.jdt.core.JDTCompilerAdapter"/></code> |
| * </p> |
| * <p> |
| * For more information on Ant check out the website at http://jakarta.apache.org/ant/ . |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| public class JDTCompilerAdapter extends DefaultCompilerAdapter { |
| private static String compilerClass = "org.eclipse.jdt.internal.compiler.batch.Main"; //$NON-NLS-1$ |
| String logFileName; |
| |
| /** |
| * Performs a compile using the JDT batch compiler |
| * @throws BuildException if anything wrong happen during the compilation |
| * @return boolean true if the compilation is ok, false otherwise |
| */ |
| public boolean execute() throws BuildException { |
| attributes.log(AntAdapterMessages.getString("ant.jdtadapter.info.usingJDTCompiler"), Project.MSG_VERBOSE); //$NON-NLS-1$ |
| Commandline cmd = setupJavacCommand(); |
| |
| try { |
| Class c = Class.forName(compilerClass); |
| Constructor batchCompilerConstructor = c.getConstructor(new Class[] { PrintWriter.class, PrintWriter.class, Boolean.TYPE}); |
| Object batchCompilerInstance = batchCompilerConstructor.newInstance(new Object[] {new PrintWriter(System.out), new PrintWriter(System.err), new Boolean(true)}); |
| Method compile = c.getMethod("compile", new Class[] {String[].class}); //$NON-NLS-1$ |
| Object result = compile.invoke(batchCompilerInstance, new Object[] { cmd.getArguments()}); |
| final boolean resultValue = ((Boolean) result).booleanValue(); |
| if (!resultValue && verbose) { |
| System.out.println(AntAdapterMessages.getString("ant.jdtadapter.error.compilationFailed", this.logFileName)); //$NON-NLS-1$ |
| } |
| return resultValue; |
| } catch (ClassNotFoundException cnfe) { |
| throw new BuildException(AntAdapterMessages.getString("ant.jdtadapter.error.cannotFindJDTCompiler")); //$NON-NLS-1$ |
| } catch (Exception ex) { |
| throw new BuildException(ex); |
| } |
| } |
| |
| |
| protected Commandline setupJavacCommand() throws BuildException { |
| Commandline cmd = new Commandline(); |
| |
| /* |
| * This option is used to never exit at the end of the ant task. |
| */ |
| cmd.createArgument().setValue("-noExit"); //$NON-NLS-1$ |
| |
| if (bootclasspath != null && bootclasspath.size() != 0) { |
| /* |
| * Set the bootclasspath for the Eclipse compiler. |
| */ |
| cmd.createArgument().setValue("-bootclasspath"); //$NON-NLS-1$ |
| cmd.createArgument().setPath(bootclasspath); |
| } else { |
| includeJavaRuntime = true; |
| } |
| |
| Path classpath = new Path(project); |
| |
| /* |
| * Eclipse compiler doesn't support -extdirs. |
| * It is emulated using the classpath. We add extdirs entries after the |
| * bootclasspath. |
| */ |
| addExtdirs(extdirs, classpath); |
| |
| /* |
| * The java runtime is already handled, so we simply want to retrieve the |
| * ant runtime and the compile classpath. |
| */ |
| classpath.append(getCompileClasspath()); |
| |
| // For -sourcepath, use the "sourcepath" value if present. |
| // Otherwise default to the "srcdir" value. |
| Path sourcepath = null; |
| |
| // retrieve the method getSourcepath() using reflect |
| // This is done to improve the compatibility to ant 1.5 |
| Class javacClass = Javac.class; |
| Method getSourcepathMethod = null; |
| try { |
| getSourcepathMethod = javacClass.getMethod("getSourcepath", null); //$NON-NLS-1$ |
| } catch(NoSuchMethodException e) { |
| // if not found, then we cannot use this method (ant 1.5) |
| } |
| Path compileSourcePath = null; |
| if (getSourcepathMethod != null) { |
| try { |
| compileSourcePath = (Path) getSourcepathMethod.invoke(attributes, null); |
| } catch (IllegalAccessException e) { |
| // should never happen |
| } catch (InvocationTargetException e) { |
| // should never happen |
| } |
| } |
| if (compileSourcePath != null) { |
| sourcepath = compileSourcePath; |
| } else { |
| sourcepath = src; |
| } |
| classpath.append(sourcepath); |
| /* |
| * Set the classpath for the Eclipse compiler. |
| */ |
| cmd.createArgument().setValue("-classpath"); //$NON-NLS-1$ |
| cmd.createArgument().setPath(classpath); |
| |
| String memoryParameterPrefix = JavaEnvUtils.getJavaVersion().equals(JavaEnvUtils.JAVA_1_1) ? "-J-" : "-J-X";//$NON-NLS-1$//$NON-NLS-2$ |
| if (memoryInitialSize != null) { |
| if (!attributes.isForkedJavac()) { |
| attributes.log(AntAdapterMessages.getString("ant.jdtadapter.info.ignoringMemoryInitialSize"), Project.MSG_WARN); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue(memoryParameterPrefix |
| + "ms" + memoryInitialSize); //$NON-NLS-1$ |
| } |
| } |
| |
| if (memoryMaximumSize != null) { |
| if (!attributes.isForkedJavac()) { |
| attributes.log(AntAdapterMessages.getString("ant.jdtadapter.info.ignoringMemoryMaximumSize"), Project.MSG_WARN); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue(memoryParameterPrefix |
| + "mx" + memoryMaximumSize); //$NON-NLS-1$ |
| } |
| } |
| |
| if (debug) { |
| // retrieve the method getSourcepath() using reflect |
| // This is done to improve the compatibility to ant 1.5 |
| Method getDebugLevelMethod = null; |
| try { |
| getDebugLevelMethod = javacClass.getMethod("getDebugLevel", null); //$NON-NLS-1$ |
| } catch(NoSuchMethodException e) { |
| // if not found, then we cannot use this method (ant 1.5) |
| // debug level is only available with ant 1.5.x |
| } |
| String debugLevel = null; |
| if (getDebugLevelMethod != null) { |
| try { |
| debugLevel = (String) getDebugLevelMethod.invoke(attributes, null); |
| } catch (IllegalAccessException e) { |
| // should never happen |
| } catch (InvocationTargetException e) { |
| // should never happen |
| } |
| } |
| if (debugLevel != null) { |
| if (debugLevel.length() == 0) { |
| cmd.createArgument().setValue("-g:none"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-g:" + debugLevel); //$NON-NLS-1$ |
| } |
| } else { |
| cmd.createArgument().setValue("-g"); //$NON-NLS-1$ |
| } |
| } else { |
| cmd.createArgument().setValue("-g:none"); //$NON-NLS-1$ |
| } |
| |
| // retrieve the method getCurrentCompilerArgs() using reflect |
| // This is done to improve the compatibility to ant 1.5 |
| Method getCurrentCompilerArgsMethod = null; |
| try { |
| getCurrentCompilerArgsMethod = javacClass.getMethod("getCurrentCompilerArgs", null); //$NON-NLS-1$ |
| } catch(NoSuchMethodException e) { |
| // if not found, then we cannot use this method (ant 1.5) |
| // debug level is only available with ant 1.5.x |
| } |
| String[] compilerArgs = null; |
| if (getCurrentCompilerArgsMethod != null) { |
| try { |
| compilerArgs = (String[]) getCurrentCompilerArgsMethod.invoke(attributes, null); |
| } catch (IllegalAccessException e) { |
| // should never happen |
| } catch (InvocationTargetException e) { |
| // should never happen |
| } |
| } |
| |
| if (compilerArgs == null) { |
| /* |
| * Handle the nowarn option. If none, then we generate all warnings. |
| */ |
| if (attributes.getNowarn()) { |
| if (deprecation) { |
| cmd.createArgument().setValue("-warn:allDeprecation"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-nowarn"); //$NON-NLS-1$ |
| } |
| } else if (deprecation) { |
| cmd.createArgument().setValue("-warn:allDeprecation,constructorName,packageDefaultMethod,maskedCatchBlocks,unusedImports,staticReceiver"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-warn:constructorName,packageDefaultMethod,maskedCatchBlocks,unusedImports,staticReceiver"); //$NON-NLS-1$ |
| } |
| } else { |
| /* |
| * Handle the nowarn option. If none, then we generate all warnings. |
| */ |
| if (attributes.getNowarn()) { |
| if (deprecation) { |
| cmd.createArgument().setValue("-warn:allDeprecation"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-nowarn"); //$NON-NLS-1$ |
| } |
| } else { |
| if (deprecation) { |
| cmd.createArgument().setValue("-warn:+allDeprecation"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-warn:-allDeprecation,deprecation"); //$NON-NLS-1$ |
| } |
| if (compilerArgs.length == 0) { |
| cmd.createArgument().setValue("-warn:+constructorName,packageDefaultMethod,maskedCatchBlocks,unusedImports,staticReceiver"); //$NON-NLS-1$ |
| } |
| } |
| /* |
| * Add extra argument on the command line |
| */ |
| if (compilerArgs.length != 0) { |
| cmd.addArguments(compilerArgs); |
| } |
| } |
| |
| /* |
| * destDir option. |
| */ |
| if (destDir != null) { |
| cmd.createArgument().setValue("-d"); //$NON-NLS-1$ |
| cmd.createArgument().setFile(destDir.getAbsoluteFile()); |
| } |
| |
| /* |
| * target option. |
| */ |
| if (target != null) { |
| cmd.createArgument().setValue("-target"); //$NON-NLS-1$ |
| cmd.createArgument().setValue(target); |
| } |
| |
| /* |
| * verbose option |
| */ |
| if (verbose) { |
| cmd.createArgument().setValue("-verbose"); //$NON-NLS-1$ |
| /* |
| * extra option allowed by the Eclipse compiler |
| */ |
| cmd.createArgument().setValue("-log"); //$NON-NLS-1$ |
| logFileName = destDir.getAbsolutePath() + ".log"; //$NON-NLS-1$ |
| cmd.createArgument().setValue(logFileName); |
| } |
| |
| /* |
| * failnoerror option |
| */ |
| if (!attributes.getFailonerror()) { |
| cmd.createArgument().setValue("-proceedOnError"); //$NON-NLS-1$ |
| } |
| |
| /* |
| * source option |
| */ |
| String source = attributes.getSource(); |
| if (source != null) { |
| cmd.createArgument().setValue("-source"); //$NON-NLS-1$ |
| cmd.createArgument().setValue(source); |
| } |
| |
| if (JavaEnvUtils.getJavaVersion().equals(JavaEnvUtils.JAVA_1_4)) { |
| if (target != null && target.equals("1.1")) { //$NON-NLS-1$ |
| cmd.createArgument().setValue("-1.3"); //$NON-NLS-1$ |
| } else { |
| cmd.createArgument().setValue("-1.4"); //$NON-NLS-1$ |
| } |
| } else { |
| cmd.createArgument().setValue("-1.3"); //$NON-NLS-1$ |
| } |
| |
| /* |
| * encoding option |
| */ |
| if (encoding != null) { |
| cmd.createArgument().setValue("-encoding"); //$NON-NLS-1$ |
| cmd.createArgument().setValue(encoding); |
| } |
| |
| /* |
| * Eclipse compiler doesn't have a -sourcepath option. This is |
| * handled through the javac task that collects all source files in |
| * srcdir option. |
| */ |
| logAndAddFilesToCompile(cmd); |
| return cmd; |
| } |
| |
| /** |
| * Emulation of extdirs feature in java >= 1.2. |
| * This method adds all files in the given |
| * directories (but not in sub-directories!) to the classpath, |
| * so that you don't have to specify them all one by one. |
| * @param extdirs - Path to append files to |
| */ |
| private void addExtdirs(Path extDirs, Path classpath) { |
| if (extDirs == null) { |
| String extProp = System.getProperty("java.ext.dirs"); //$NON-NLS-1$ |
| if (extProp != null) { |
| extDirs = new Path(classpath.getProject(), extProp); |
| } else { |
| return; |
| } |
| } |
| |
| String[] dirs = extDirs.list(); |
| for (int i = 0; i < dirs.length; i++) { |
| File dir = classpath.getProject().resolveFile(dirs[i]); |
| if (dir.exists() && dir.isDirectory()) { |
| FileSet fs = new FileSet(); |
| fs.setDir(dir); |
| fs.setIncludes("*"); //$NON-NLS-1$ |
| classpath.addFileset(fs); |
| } |
| } |
| } |
| } |