| /* |
| * 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.scr.integration; |
| |
| import static org.junit.Assert.assertNotNull; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.ops4j.pax.exam.junit.PaxExam; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.BundleException; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.FrameworkEvent; |
| import org.osgi.framework.FrameworkListener; |
| import org.osgi.framework.ServiceRegistration; |
| import org.osgi.framework.hooks.resolver.ResolverHook; |
| import org.osgi.framework.hooks.resolver.ResolverHookFactory; |
| import org.osgi.framework.namespace.PackageNamespace; |
| import org.osgi.framework.wiring.BundleCapability; |
| import org.osgi.framework.wiring.BundleRequirement; |
| import org.osgi.framework.wiring.BundleRevision; |
| import org.osgi.framework.wiring.FrameworkWiring; |
| |
| @RunWith(PaxExam.class) |
| public class Felix6325OptionalLogTest extends ComponentTestBase |
| { |
| static |
| { |
| // This test creates its own component bundles |
| descriptorFile = null; |
| DS_LOGLEVEL = "debug"; |
| //paxRunnerVmOption = DEBUG_VM_OPTION; |
| } |
| |
| final ResolverHookFactory resolverHookFactory = new ResolverHookFactoryImpl(); |
| |
| class ResolverHookFactoryImpl implements ResolverHookFactory |
| { |
| final ResolverHook resolverHook = new ResolverHookImpl(); |
| |
| @Override |
| public ResolverHook begin(Collection<BundleRevision> triggers) |
| { |
| return resolverHook; |
| } |
| } |
| |
| class ResolverHookImpl implements ResolverHook |
| { |
| @Override |
| public void filterSingletonCollisions(BundleCapability singleton, |
| Collection<BundleCapability> collisionCandidates) |
| { |
| // nothing to do |
| } |
| |
| @Override |
| public void filterResolvable(Collection<BundleRevision> candidates) |
| { |
| // nothing to do |
| } |
| |
| @Override |
| public void filterMatches(BundleRequirement requirement, |
| Collection<BundleCapability> candidates) |
| { |
| if (!candidates.isEmpty() |
| && PackageNamespace.PACKAGE_NAMESPACE.equals(requirement.getNamespace())) |
| { |
| String packageName = (String) candidates.iterator().next().getAttributes().get( |
| PackageNamespace.PACKAGE_NAMESPACE); |
| if (packageName != null && packageName.startsWith("org.osgi.service.log")) |
| { |
| candidates.clear(); |
| } |
| } |
| return; |
| } |
| |
| @Override |
| public void end() |
| { |
| // nothing to do |
| } |
| } |
| |
| private ServiceRegistration<ResolverHookFactory> hookReg; |
| private Bundle scrBundle; |
| private FrameworkWiring fwkWiring; |
| |
| @Before |
| public void registerResolverHook() throws BundleException |
| { |
| scrBundle = null; |
| for (Bundle b : bundleContext.getBundles()) |
| { |
| if ("org.apache.felix.scr".equals(b.getSymbolicName())) |
| { |
| scrBundle = b; |
| break; |
| } |
| } |
| assertNotNull("No SCR bundle found!", scrBundle); |
| |
| Bundle systemBundle = bundleContext.getBundle(Constants.SYSTEM_BUNDLE_LOCATION); |
| BundleContext systemContext = systemBundle.getBundleContext(); |
| fwkWiring = systemContext.getBundle().adapt(FrameworkWiring.class); |
| |
| // Use a resolver hook to make sure scr does not import the log packages |
| hookReg = systemContext.registerService(ResolverHookFactory.class, |
| resolverHookFactory, null); |
| } |
| |
| @After |
| public void unregisterResolverHook() throws InterruptedException |
| { |
| if (hookReg != null) |
| { |
| try |
| { |
| hookReg.unregister(); |
| } |
| catch (IllegalStateException e) |
| { |
| // ignore |
| } |
| hookReg = null; |
| } |
| refresh(scrBundle); |
| } |
| |
| private void refresh(Bundle b) throws InterruptedException |
| { |
| final CountDownLatch refreshWait = new CountDownLatch(1); |
| fwkWiring.refreshBundles(Collections.singleton(b), new FrameworkListener() |
| { |
| @Override |
| public void frameworkEvent(FrameworkEvent event) |
| { |
| refreshWait.countDown(); |
| } |
| }); |
| refreshWait.await(10, TimeUnit.SECONDS); |
| } |
| |
| @Test |
| public void testNoLogPackage() throws Exception |
| { |
| scrBundle.stop(); |
| refresh(scrBundle); |
| scrBundle.start(); |
| } |
| } |