| /* |
| * 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.dependencymanager; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.osgi.framework.BundleContext; |
| |
| /** |
| * The dependency manager. Manages all services and their dependencies. |
| * |
| * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| */ |
| public class DependencyManager |
| { |
| private org.apache.felix.dm.DependencyManager m_delegate; |
| |
| /** |
| * Creates a new dependency manager. |
| * |
| * @param context the bundle context |
| * @param logger |
| */ |
| public DependencyManager(BundleContext context) |
| { |
| m_delegate = new org.apache.felix.dm.DependencyManager(context); |
| } |
| |
| /** |
| * Adds a new service to the dependency manager. After the service was added |
| * it will be started immediately. |
| * |
| * @param service the service to add |
| */ |
| public void add(Service service) |
| { |
| org.apache.felix.dependencymanager.impl.ServiceImpl serviceImpl = (org.apache.felix.dependencymanager.impl.ServiceImpl)service; |
| ((org.apache.felix.dm.DependencyManager) m_delegate).add(serviceImpl.getDelegate()); |
| } |
| |
| /** |
| * Removes a service from the dependency manager. Before the service is removed |
| * it is stopped first. |
| * |
| * @param service the service to remove |
| */ |
| public void remove(Service service) |
| { |
| org.apache.felix.dependencymanager.impl.ServiceImpl impl = (org.apache.felix.dependencymanager.impl.ServiceImpl)service; |
| ((org.apache.felix.dm.DependencyManager) m_delegate).remove(impl.getDelegate()); |
| } |
| |
| /** |
| * Creates a new service. |
| * |
| * @return the new service |
| */ |
| public Service createService() |
| { |
| return new org.apache.felix.dependencymanager.impl.ServiceImpl(this); |
| } |
| |
| /** |
| * Creates a new service dependency. |
| * |
| * @return the service dependency |
| */ |
| public ServiceDependency createServiceDependency() |
| { |
| return new org.apache.felix.dependencymanager.impl.ServiceDependencyImpl(this); |
| } |
| |
| public ConfigurationDependency createConfigurationDependency() |
| { |
| return new org.apache.felix.dependencymanager.impl.ConfigurationDependencyImpl(this); |
| } |
| |
| /** |
| * Returns a list of services. |
| * |
| * @return a list of services |
| */ |
| public List getServices() |
| { |
| List list = new ArrayList(); |
| List components = m_delegate.getComponents(); |
| Iterator it = components.iterator(); |
| while (it.hasNext()) { |
| org.apache.felix.dm.Component c = (org.apache.felix.dm.Component) it.next(); |
| list.add(new org.apache.felix.dependencymanager.impl.ServiceImpl(c)); |
| } |
| return Collections.unmodifiableList(list); |
| } |
| |
| /** |
| * Returns the dependency manager delegate (only used by backward compatibility impl) |
| */ |
| public Object getDelegate() |
| { |
| return m_delegate; |
| } |
| } |