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/*
* 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.tuscany.maven.bundle.plugin;
import static org.apache.tuscany.maven.bundle.plugin.AggregatedBundleActivator.BUNDLE_ACTIVATOR_LIST;
import static org.apache.tuscany.maven.bundle.plugin.HeaderParser.merge;
import static org.osgi.framework.Constants.BUNDLE_ACTIVATOR;
import static org.osgi.framework.Constants.BUNDLE_CLASSPATH;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.jar.Attributes;
import java.util.jar.JarFile;
import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import java.util.zip.ZipEntry;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugin.logging.Log;
import org.apache.tuscany.maven.bundle.plugin.HeaderParser.HeaderClause;
/**
* @version $Rev$ $Date$
* @goal aggregate-modules
* @phase process-resources
* @requiresDependencyResolution test
* @description Generate an aggregated bundle that contains all the modules and 3rd party jars
*/
public class BundleAggregatorMojo extends AbstractMojo {
/**
* Root directory.
*
* @parameter expression="${project.build.directory}/modules"
*/
private File rootDirectory;
/**
* Aggregated bundle
*
* @parameter expression="${project.build.directory}/singlebundle/tuscany-bundle.jar"
*/
private File targetBundleFile;
/**
* @parameter default-value== "org.apache.tuscany.sca.bundle";
*/
private String bundleName = "org.apache.tuscany.sca.bundle";
/**
* @parameter default-value== "2.0.0";
*/
private String bundleVersion = "2.0.0";
// private static final Logger logger = Logger.getLogger(BundleAggregatorMojo.class.getName());
public static void aggregateBundles(Log log,
File root,
File[] files,
File targetBundleFile,
String bundleName,
String bundleVersion) throws Exception {
targetBundleFile.getParentFile().mkdirs();
Set<File> jarFiles = new HashSet<File>();
List<Manifest> manifests = new ArrayList<Manifest>();
for (File child : files) {
try {
Manifest manifest = null;
if (child.isDirectory()) {
File mf = new File(child, "META-INF/MANIFEST.MF");
if (mf.isFile()) {
FileInputStream is = new FileInputStream(mf);
manifest = new Manifest(is);
is.close();
if (manifest != null) {
String classpath = manifest.getMainAttributes().getValue("Bundle-ClassPath");
if (classpath != null) {
for (HeaderClause clause : HeaderParser.parse(classpath)) {
if (clause.getValue().equals(".")) {
continue;
} else {
jarFiles.add(new File(child, clause.getValue()));
}
}
} else {
//
}
}
}
} else if (child.getName().endsWith(".jar")) {
JarFile jar = new JarFile(child);
manifest = jar.getManifest();
jar.close();
if (manifest != null) {
String id = manifest.getMainAttributes().getValue("Bundle-SymbolicName");
if (id != null && (id.startsWith("org.eclipse.") || id
.startsWith("org.apache.tuscany.sca.gateway"))) {
manifest = null;
} else {
jarFiles.add(child);
}
}
}
if (manifest == null) {
continue;
}
log.debug("Bundle file: " + child);
manifests.add(manifest);
} catch (Exception e) {
throw e;
}
}
Manifest merged = new Manifest();
Attributes attributes = merged.getMainAttributes();
attributes.putValue("Manifest-Version", "1.0");
attributes.putValue("Bundle-ManifestVersion", "2");
attributes.putValue("Bundle-License", "http://www.apache.org/licenses/LICENSE-2.0.txt");
attributes.putValue("Bundle-DocURL", "http://www.apache.org/");
attributes.putValue("Bundle-RequiredExecutionEnvironment", "J2SE-1.5,JavaSE-1.6");
attributes.putValue("Bundle-Vendor", "The Apache Software Foundation");
attributes.putValue("Bundle-Version", bundleVersion);
attributes.putValue("Bundle-SymbolicName", bundleName);
attributes.putValue("SCA-Version", "1.1");
attributes.putValue("Bundle-Name", bundleName);
// attributes.putValue("Bundle-ActivationPolicy", "lazy");
for (Manifest mf : manifests) {
for (Map.Entry<Object, Object> e : mf.getMainAttributes().entrySet()) {
Attributes.Name key = (Attributes.Name)e.getKey();
String name = key.toString();
String oldValue = attributes.getValue(name);
String value = (String)e.getValue();
if (name.equals("Export-Package") || name.equals("Import-Package")
|| name.equals("Require-Bundle")
|| name.equals("DynamicImport-Package")
|| name.equals("Bundle-ClassPath")
|| name.equals("Private-Package")
|| name.equals("Bundle-Description")) {
attributes.putValue(name, merge(oldValue, value));
} else if (name.equals(BUNDLE_ACTIVATOR)) {
oldValue = attributes.getValue(BUNDLE_ACTIVATOR_LIST);
attributes.putValue(BUNDLE_ACTIVATOR_LIST, merge(oldValue, value));
} else if (name.equals("Main-Class") || name.startsWith("Eclipse-") || name.startsWith("Bundle-")) {
// Ignore
} else {
// Ignore
// attributes.putValue(name, value);
}
}
}
log.info("Generating " + targetBundleFile);
attributes.putValue(BUNDLE_ACTIVATOR, AggregatedBundleActivator.class.getName());
String bundleClassPath = attributes.getValue(BUNDLE_CLASSPATH);
bundleClassPath = merge(bundleClassPath, ".");
for (File f : jarFiles) {
bundleClassPath = merge(bundleClassPath, f.getName());
}
attributes.putValue(BUNDLE_CLASSPATH, bundleClassPath);
FileOutputStream fos = new FileOutputStream(targetBundleFile);
JarOutputStream bundle = new JarOutputStream(fos, merged);
for (File file : jarFiles) {
log.info("Adding " + file);
addEntry(bundle, file.getName(), file);
}
String classFile = AggregatedBundleActivator.class.getName().replace(".", "/") + ".class";
InputStream classStream = BundleAggregatorMojo.class.getClassLoader().getResourceAsStream(classFile);
addEntry(bundle, classFile, classStream);
bundle.close();
}
private static void addDir(JarOutputStream jos, File root, File dir) throws IOException, FileNotFoundException {
for (File file : dir.listFiles()) {
if (file.isDirectory()) {
addDir(jos, root, file);
} else if (file.isFile()) {
// getLog().info(file.toString());
String uri = root.toURI().relativize(file.toURI()).toString();
if ("META-INF/MANIFEST.MF".equals(uri)) {
continue;
}
addEntry(jos, uri, file);
}
}
}
private static void addEntry(JarOutputStream jos, String name, File file) throws IOException {
FileInputStream in = new FileInputStream(file);
addEntry(jos, name, in);
}
private static final byte[] buf = new byte[4096];
private static void addEntry(JarOutputStream jos, String name, InputStream in) throws IOException {
ZipEntry entry = new ZipEntry(name);
jos.putNextEntry(entry);
for (;;) {
int len = in.read(buf);
if (len > 0) {
jos.write(buf, 0, len);
} else {
break;
}
}
in.close();
jos.closeEntry();
}
private static void generateJar(File root, File jar, Manifest mf) throws IOException {
FileOutputStream fos = new FileOutputStream(jar);
JarOutputStream jos = mf != null ? new JarOutputStream(fos, mf) : new JarOutputStream(fos);
addDir(jos, root, root);
jos.close();
}
public void execute() throws MojoExecutionException, MojoFailureException {
try {
Log log = getLog();
if (!rootDirectory.isDirectory()) {
log.warn(rootDirectory + " is not a directory");
return;
}
File[] files = rootDirectory.listFiles();
aggregateBundles(log, rootDirectory, files, targetBundleFile, bundleName, bundleVersion);
} catch (Exception e) {
throw new MojoExecutionException(e.getMessage(), e);
}
}
}
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