/* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2002 The ObjectStyle Group
* and individual authors of the software. 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
* ObjectStyle Group (http://objectstyle.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne"
* must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle"
* nor may "ObjectStyle" appear in their names without prior written
* permission of the ObjectStyle 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 OBJECTSTYLE GROUP 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 ObjectStyle Group. For more
* information on the ObjectStyle Group, please see
* <http://objectstyle.org/>.
*
*/
package org.objectstyle.woproject.ant;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.taskdefs.Expand;
import org.apache.tools.ant.taskdefs.Jar;
import org.apache.tools.ant.taskdefs.Manifest;
import org.apache.tools.ant.taskdefs.ManifestException;
import org.apache.tools.ant.taskdefs.ManifestTask;
import org.apache.tools.ant.types.FileSet;
class JApplicationJavaWorker implements JApplicationWorker {
protected JApplication task;
protected File baseDir;
protected File scratchDir;
protected Collection unpackedJarDirs;
protected File manifestFile;
public void execute(JApplication task) throws BuildException {
this.task = task;
this.baseDir = task.getDestDir();
this.unpackedJarDirs = new ArrayList();
try {
executeInternal();
} finally {
// must clean the tempdir
if (!recursiveDelete(scratchDir)) {
throw new BuildException("Failed to clean up temp directory: " + scratchDir);
}
}
}
protected void executeInternal() throws BuildException {
createDirectories();
createManifest();
unpackJars();
createFatJar();
}
void createManifest() throws BuildException {
this.manifestFile = new File(scratchDir, "MANIFEST.MF");
Manifest.Attribute mainClass = new Manifest.Attribute();
mainClass.setName("Main-Class");
mainClass.setValue(task.getMainClass());
ManifestTask manifest = (ManifestTask) task.createSubtask(ManifestTask.class);
manifest.setFile(manifestFile);
try {
manifest.addConfiguredAttribute(mainClass);
} catch (ManifestException e) {
throw new BuildException("Manifest error", e);
}
manifest.execute();
}
void createFatJar() throws BuildException {
File fatJar = new File(baseDir, task.getName() + ".jar");
fatJar.delete();
Jar jar = (Jar) task.createSubtask(Jar.class);
jar.setDestFile(fatJar);
jar.setManifest(manifestFile);
Iterator it = unpackedJarDirs.iterator();
while (it.hasNext()) {
File jarDir = (File) it.next();
FileSet fs = new FileSet();
fs.setDir(jarDir);
jar.addFileset(fs);
}
jar.execute();
}
void unpackJars() throws BuildException {
// unpack in separate dirs, to allow multiple instances of the same
// resource from different jars.
int jarId = 0;
Iterator it = task.getLibs().iterator();
while (it.hasNext()) {
FileSet fs = (FileSet) it.next();
DirectoryScanner scanner = fs.getDirectoryScanner(task.getProject());
String[] files = scanner.getIncludedFiles();
Expand unjar = (Expand) task.createSubtask(Expand.class);
for (int i = 0; i < files.length; i++) {
File unpackDir = new File(scratchDir, jarId++ + "");
unpackDir.mkdirs();
unpackedJarDirs.add(unpackDir);
unjar.setDest(unpackDir);
unjar.setSrc(new File(scanner.getBasedir(), files[i]));
unjar.execute();
}
}
}
void createDirectories() throws BuildException {
if (!baseDir.isDirectory() && !baseDir.mkdirs()) {
throw new BuildException("Can't create directory " + baseDir.getAbsolutePath());
}
File tmpDir = new File(System.getProperty("java.io.tmpdir"));
String label = "japplication-" + System.currentTimeMillis();
for (int i = 0; i < 10; i++) {
File dir = new File(tmpDir, label + i);
if (!dir.exists() && dir.mkdirs()) {
this.scratchDir = dir;
break;
}
}
if (!scratchDir.isDirectory()) {
throw new BuildException("Can't create scratch directory");
}
}
boolean recursiveDelete(File file) {
if (!file.exists()) {
return true;
}
if (!file.isDirectory()) {
return file.delete();
}
String[] list = file.list();
for (int i = 0; i < list.length; i++) {
if (!recursiveDelete(new File(file, list[i]))) {
return false;
}
}
return file.delete();
}
}