diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/javacc/JavaCC.java b/src/main/org/apache/tools/ant/taskdefs/optional/javacc/JavaCC.java new file mode 100644 index 000000000..371eb4a77 --- /dev/null +++ b/src/main/org/apache/tools/ant/taskdefs/optional/javacc/JavaCC.java @@ -0,0 +1,182 @@ +/* + * The Apache Software License, Version 1.1 + * + * Copyright (c) 2000 The Apache Software Foundation. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. The end-user documentation included with the redistribution, if + * any, must include the following acknowlegement: + * "This product includes software developed by the + * Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowlegement may appear in the software itself, + * if and wherever such third-party acknowlegements normally appear. + * + * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software + * Foundation" must not be used to endorse or promote products derived + * from this software without prior written permission. For written + * permission, please contact apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache" + * nor may "Apache" appear in their names without prior written + * permission of the Apache Group. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Software Foundation. For more + * information on the Apache Software Foundation, please see + * . + */ + +package org.apache.tools.ant.taskdefs.optional.javacc; + +import org.apache.tools.ant.*; +import org.apache.tools.ant.taskdefs.*; +import org.apache.tools.ant.types.Commandline; +import org.apache.tools.ant.types.CommandlineJava; + +import java.io.File; +import java.io.IOException; + +/* + * + * @author thomas.haas@softwired-inc.com + */ +public class JavaCC extends Task { + + private Path userclasspath = new Path(); + private File metahome = null; + private File metaworkingdir = null; + private File target = null; + private boolean cleanupHack = false; + private CommandlineJava cmdl = new CommandlineJava(); + + + public void setMetamatahome(File metamatahome) { + this.metahome = metamatahome; + } + + public void setWorkingdir(File workingdir) { + this.metaworkingdir = workingdir; + } + + public void setTarget(File target) { + this.target = target; + } + + public Path createUserclasspath() { + return userclasspath; + } + + + public void setCleanupHack(boolean value) { + cleanupHack = value; + } + + public JavaCC() { + cmdl.setVm("java"); + cmdl.setClassname("com.metamata.jj.MParse"); + } + + + public void execute() throws BuildException { + + if (target == null || !target.isFile()) { + throw new BuildException("Invalid target: " + target); + } + final File javaFile = new File(target.toString().substring(0, + target.toString().indexOf(".jj")) + ".java"); + if (javaFile.exists() && target.lastModified() < javaFile.lastModified()) { + project.log("Target is already build - skipping (" + target + ")"); + return; + } + cmdl.createArgument().setValue(target.getAbsolutePath()); + + if (metahome == null || !metahome.isDirectory()) { + throw new BuildException("Metamatahome not valid."); + } + if (metaworkingdir == null || !metaworkingdir.isDirectory()) { + throw new BuildException("Workingdir not set."); + } + if (userclasspath == null) { + throw new BuildException("Userclasspath not set."); + } + + final Path classpath = cmdl.createClasspath(); + classpath.createPathElement().setLocation(metahome.getAbsolutePath() + "/lib/metamatadebug.jar"); + classpath.createPathElement().setLocation(metahome.getAbsolutePath() + "/lib/metamata.jar"); + classpath.createPathElement().setLocation(metahome.getAbsolutePath() + "/lib/JavaCC.zip"); + + final Commandline.Argument arg = cmdl.createVmArgument(); + arg.setValue("-mx140M"); + arg.setValue("-Dmwp=" + metaworkingdir.getAbsolutePath()); + arg.setValue("-Dmetamata.home=" + metahome.getAbsolutePath()); + arg.setValue("-Dmetamata.java=java"); + arg.setValue("-Dmetamata.java.options=-mx140M"); + arg.setValue("-Dmetamata.java.options.classpath=-classpath"); + arg.setValue("-Dmetamata.java.compiler=javac"); + arg.setValue("-Dmetamata.java.compiler.options.0=-J-mx64M"); + arg.setValue("-Dmetamata.java.compiler.options.classpath=-classpath"); + arg.setValue("-Dmetamata.language=en"); + arg.setValue("-Dmetamata.country=US"); + arg.setValue("-Dmetamata.classpath=" + userclasspath); + + final Execute process = new Execute(new LogStreamHandler(this, + Project.MSG_INFO, + Project.MSG_INFO), null); + log(cmdl.toString(), Project.MSG_VERBOSE); + process.setCommandline(cmdl.getCommandline()); + + try { + try { + if (process.execute() != 0) { + throw new BuildException("JavaCC failed."); + } + } finally { + if (cleanupHack) { + final File oo393 = new File(javaFile.getParentFile(), + "OO393.class"); + if (oo393.exists()) { + project.log("Removing stale file: " + oo393.getName()); + oo393.delete(); + } + final File sunjj = new File(javaFile.getParentFile(), + "__jj" + javaFile.getName().substring(0, + javaFile.getName().indexOf(".java")) + ".sunjj"); + if (sunjj.exists()) { + project.log("Removing stale file: " + sunjj.getName()); + sunjj.delete(); + } + } + } + } + catch (IOException e) { + throw new BuildException("Failed to launch JavaCC: " + e); + } + } + +}