/*
* 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.aries.subsystem.itests.defect;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import org.apache.aries.subsystem.AriesSubsystem;
import org.apache.aries.subsystem.itests.SubsystemTest;
import org.apache.aries.subsystem.itests.util.TestRequirement;
import org.junit.Before;
import org.junit.Test;
import org.ops4j.pax.tinybundles.core.InnerClassStrategy;
import org.ops4j.pax.tinybundles.core.TinyBundles;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Constants;
import org.osgi.framework.FrameworkEvent;
import org.osgi.framework.FrameworkListener;
import org.osgi.framework.hooks.weaving.WeavingHook;
import org.osgi.framework.hooks.weaving.WovenClass;
import org.osgi.framework.namespace.PackageNamespace;
import org.osgi.resource.Requirement;
import org.osgi.service.subsystem.Subsystem;
import org.osgi.service.subsystem.SubsystemConstants;
import org.osgi.service.subsystem.SubsystemException;
/*
* https://issues.apache.org/jira/browse/ARIES-1429
*
* NullPointerException at org.apache.aries.subsystem.core.internal.WovenClassListener.modified
* at org.apache.aries.subsystem.core.internal.RegionUpdater.addRequirements.
*/
public class Aries1429Test extends SubsystemTest {
/*
* Subsystem-SymbolicName: application.a.esa
*/
private static final String APPLICATION_A = "application.a.esa";
/*
* Bundle-SymbolicName: bundle.a.jar
*/
private static final String BUNDLE_A = "bundle.a.jar";
private static boolean createdTestFiles;
private void createApplicationA() throws IOException {
createApplicationAManifest();
createSubsystem(APPLICATION_A);
}
private void createApplicationAManifest() throws IOException {
Map<String, String> attributes = new HashMap<String, String>();
attributes.put(SubsystemConstants.SUBSYSTEM_SYMBOLICNAME, APPLICATION_A);
createManifest(APPLICATION_A + ".mf", attributes);
}
@Before
public void createTestFiles() throws Exception {
if (createdTestFiles)
return;
createApplicationA();
createdTestFiles = true;
}
@Test
public void testMissingParentChildEdgeTolerated() throws Exception {
final AtomicBoolean weavingHookCalled = new AtomicBoolean();
final AtomicReference<FrameworkEvent> frameworkEvent = new AtomicReference<FrameworkEvent>();
bundleContext.registerService(
WeavingHook.class,
new WeavingHook() {
@Override
public void weave(WovenClass wovenClass) {
Bundle bundle = wovenClass.getBundleWiring().getBundle();
if (BUNDLE_A.equals(bundle.getSymbolicName())) {
wovenClass.getDynamicImports().add("com.acme.tnt");
weavingHookCalled.set(true);
}
}
},
null);
Subsystem applicationA = installSubsystemFromFile(APPLICATION_A);
try {
removeConnectionWithParent(applicationA);
BundleContext context = applicationA.getBundleContext();
Bundle bundleA = context.installBundle(
BUNDLE_A,
TinyBundles
.bundle()
.add(getClass().getClassLoader().loadClass("a.A"), InnerClassStrategy.NONE)
.set(Constants.BUNDLE_SYMBOLICNAME, BUNDLE_A)
.build(TinyBundles.withBnd()));
bundleContext.addFrameworkListener(
new FrameworkListener() {
@Override
public void frameworkEvent(FrameworkEvent event) {
if (FrameworkEvent.ERROR == event.getType()
&& getSubsystemCoreBundle().equals(event.getBundle())) {
frameworkEvent.set(event);
if (event.getThrowable() != null) {
event.getThrowable().printStackTrace();
}
}
}
});
bundleA.loadClass("a.A");
assertTrue("Weaving hook not called", weavingHookCalled.get());
Thread.sleep(1000);
assertNull("An exception was thrown", frameworkEvent.get());
}
finally {
uninstallSubsystemSilently(applicationA);
}
}
@Test
public void testMissingParentChildEdgeNotTolerated() throws Exception {
Subsystem applicationA = installSubsystemFromFile(APPLICATION_A);
try {
removeConnectionWithParent(applicationA);
try {
((AriesSubsystem)applicationA).addRequirements(
Collections.singletonList(
(Requirement) new TestRequirement.Builder()
.namespace(PackageNamespace.PACKAGE_NAMESPACE)
.attribute(PackageNamespace.PACKAGE_NAMESPACE, "org.osgi.framework")
.build()));
fail("No exception received");
}
catch (SubsystemException e) {
Throwable cause = e.getCause();
assertNotNull("Wrong cause", cause);
assertEquals("Wrong cause", IllegalStateException.class, cause.getClass());
}
}
finally {
uninstallSubsystemSilently(applicationA);
}
}
}