/*
* 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.felix.framework;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import junit.framework.TestCase;
import org.apache.felix.framework.util.FelixConstants;
import org.osgi.framework.Bundle;
import org.osgi.framework.Constants;
import org.osgi.framework.launch.Framework;
/**
* Test to ensure behaviour of "felix.bootdelegation.classloaders" contract.
*
*/
public class BootLoaderTest extends TestCase
{
private File cacheDir;
public void testCanProvideOwnClassLoader() throws Exception
{
final ClassLoader myClassloader = new CL();
final List queriedFor = new ArrayList();
Map bundle2Classloader = new HashMap()
{
public Object get(Object o)
{
queriedFor.add(o);
return myClassloader;
}
};
Map params = new HashMap();
params.put(Constants.FRAMEWORK_SYSTEMPACKAGES,
"org.osgi.framework; version=1.4.0,"
+ "org.osgi.service.packageadmin; version=1.2.0,"
+ "org.osgi.service.startlevel; version=1.1.0,"
+ "org.osgi.util.tracker; version=1.3.3,"
+ "org.osgi.service.url; version=1.0.0");
params.put(FelixConstants.BOOT_CLASSLOADERS_PROP, bundle2Classloader);
cacheDir = File.createTempFile("felix-cache", ".dir");
cacheDir.delete();
cacheDir.mkdirs();
String cache = cacheDir.getPath();
params.put("felix.cache.profiledir", cache);
params.put("felix.cache.dir", cache);
params.put(Constants.FRAMEWORK_STORAGE, cache);
String mf = "Bundle-SymbolicName: boot.test\n"
+ "Bundle-Version: 1.1.0\n"
+ "Bundle-ManifestVersion: 2\n"
+ "Export-Package: boot.test";
File bundle = createBundle(mf);
Framework f = new Felix(params);
f.init();
f.getBundleContext().installBundle(bundle.toURI().toString());
f.start();
Bundle[] arr = f.getBundleContext().getBundles();
assertEquals("Two, system and mine: " + Arrays.toString(arr), 2, arr.length);
Class c = arr[1].loadClass("boot.test.Test");
assertNotNull("Class loaded", c);
assertEquals("One query", 1, queriedFor.size());
assertEquals("Queried for my bundle", arr[1], queriedFor.get(0));
}
public static final class CL extends ClassLoader
{
protected Class findClass(String name) throws ClassNotFoundException
{
if (name.equals("boot.test.Test"))
{
return String.class;
}
throw new ClassNotFoundException();
}
}
private static File createBundle(String manifest) throws IOException
{
File f = File.createTempFile("felix-bundle", ".jar");
f.deleteOnExit();
Manifest mf = new Manifest(new ByteArrayInputStream(manifest.getBytes("utf-8")));
mf.getMainAttributes().putValue("Manifest-Version", "1.0");
JarOutputStream os = new JarOutputStream(new FileOutputStream(f), mf);
os.close();
return f;
}
}