| /* |
| * 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.components.felix6274_hook; |
| |
| import java.util.Collection; |
| import java.util.Iterator; |
| |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.Version; |
| 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; |
| |
| public class Activator implements BundleActivator, ResolverHookFactory, ResolverHook |
| { |
| |
| @Override |
| public void start(BundleContext context) throws Exception |
| { |
| context.registerService(ResolverHookFactory.class, this, null); |
| } |
| |
| @Override |
| public void stop(BundleContext context) throws Exception |
| { |
| } |
| |
| @Override |
| public ResolverHook begin(Collection<BundleRevision> triggers) |
| { |
| return this; |
| } |
| |
| @Override |
| public void filterSingletonCollisions(BundleCapability singleton, |
| Collection<BundleCapability> collisionCandidates) |
| { |
| } |
| |
| @Override |
| public void filterResolvable(Collection<BundleRevision> candidates) |
| { |
| |
| } |
| |
| @Override |
| public void filterMatches(BundleRequirement requirement, |
| Collection<BundleCapability> candidates) |
| { |
| Bundle b = requirement.getRevision().getBundle(); |
| if (PackageNamespace.PACKAGE_NAMESPACE.equals(requirement.getNamespace()) |
| && "org.osgi.service.log".equals( |
| candidates.iterator().next().getAttributes().get( |
| PackageNamespace.PACKAGE_NAMESPACE)) |
| && (b.getSymbolicName() != null && !b.getSymbolicName().contains("6274_1"))) |
| { |
| // force bundles to import felix log package |
| Iterator<BundleCapability> iCaps = candidates.iterator(); |
| while (iCaps.hasNext()) |
| { |
| if (!"org.apache.felix.log".equals( |
| iCaps.next().getRevision().getBundle().getSymbolicName())) |
| { |
| iCaps.remove(); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public void end() |
| { |
| } |
| } |