| /* |
| * 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.bundlerepository.impl; |
| |
| import java.util.Dictionary; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.StringTokenizer; |
| |
| import org.apache.felix.bundlerepository.Capability; |
| import org.apache.felix.bundlerepository.LocalResource; |
| import org.apache.felix.bundlerepository.Requirement; |
| import org.apache.felix.bundlerepository.Resource; |
| import org.apache.felix.utils.log.Logger; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.InvalidSyntaxException; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.framework.Version; |
| import org.osgi.framework.wiring.BundleRevision; |
| |
| public class LazyLocalResourceImpl implements LocalResource |
| { |
| private final Bundle m_bundle; |
| private final Logger m_logger; |
| private volatile Resource m_resource = null; |
| |
| LazyLocalResourceImpl(Bundle bundle, Logger logger) |
| { |
| m_bundle = bundle; |
| m_logger = logger; |
| } |
| |
| public boolean isLocal() |
| { |
| return true; |
| } |
| |
| public Bundle getBundle() |
| { |
| return m_bundle; |
| } |
| |
| public String toString() |
| { |
| return m_bundle.toString(); |
| } |
| |
| private final Resource getResource() { |
| if (m_resource == null) { |
| synchronized (this) { |
| try { |
| m_resource = new LocalResourceImpl(m_bundle); |
| } catch (InvalidSyntaxException ex) { |
| // This should never happen since we are generating filters, |
| // but ignore the resource if it does occur. |
| m_logger.log(Logger.LOG_WARNING, ex.getMessage(), ex); |
| m_resource = new ResourceImpl(); |
| } |
| } |
| } |
| return m_resource; |
| } |
| |
| public Map getProperties() { |
| return getResource().getProperties(); |
| } |
| |
| public String getId() { |
| return getResource().getId(); |
| } |
| |
| public String getSymbolicName() { |
| return getResource().getSymbolicName(); |
| } |
| |
| public Version getVersion() { |
| return getResource().getVersion(); |
| } |
| |
| public String getPresentationName() { |
| return getResource().getPresentationName(); |
| } |
| |
| public String getURI() { |
| return getResource().getURI(); |
| } |
| |
| public Long getSize() { |
| return getResource().getSize(); |
| } |
| |
| public String[] getCategories() { |
| return getResource().getCategories(); |
| } |
| |
| public Capability[] getCapabilities() { |
| return getResource().getCapabilities(); |
| } |
| |
| public Requirement[] getRequirements() { |
| return getResource().getRequirements(); |
| } |
| } |