| /* |
| * 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.framework.resolver; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import org.apache.felix.framework.wiring.BundleCapabilityImpl; |
| import org.apache.felix.framework.wiring.BundleRequirementImpl; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.Version; |
| import org.osgi.framework.wiring.BundleCapability; |
| import org.osgi.framework.wiring.BundleRequirement; |
| import org.osgi.framework.wiring.BundleRevision; |
| import org.osgi.framework.wiring.BundleWiring; |
| import org.osgi.resource.Capability; |
| import org.osgi.resource.Requirement; |
| |
| class HostBundleRevision implements BundleRevision |
| { |
| private final BundleRevision m_host; |
| private final List<BundleRevision> m_fragments; |
| private List<BundleCapability> m_cachedCapabilities = null; |
| private List<BundleRequirement> m_cachedRequirements = null; |
| |
| public HostBundleRevision(BundleRevision host, List<BundleRevision> fragments) |
| { |
| m_host = host; |
| m_fragments = fragments; |
| } |
| |
| public BundleRevision getHost() |
| { |
| return m_host; |
| } |
| |
| public List<BundleRevision> getFragments() |
| { |
| return m_fragments; |
| } |
| |
| public String getSymbolicName() |
| { |
| return m_host.getSymbolicName(); |
| } |
| |
| public Version getVersion() |
| { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| public List<BundleCapability> getDeclaredCapabilities(String namespace) |
| { |
| if (m_cachedCapabilities == null) |
| { |
| List<BundleCapability> caps = new ArrayList<BundleCapability>(); |
| |
| // Wrap host capabilities. |
| for (BundleCapability cap : m_host.getDeclaredCapabilities(null)) |
| { |
| caps.add(new HostedCapability(this, (BundleCapabilityImpl) cap)); |
| } |
| |
| // Wrap fragment capabilities. |
| if (m_fragments != null) |
| { |
| for (BundleRevision fragment : m_fragments) |
| { |
| for (BundleCapability cap : fragment.getDeclaredCapabilities(null)) |
| { |
| // TODO: OSGi R4.4 - OSGi R4.4 may introduce an identity capability, if so |
| // that will need to be excluded from here. |
| caps.add(new HostedCapability(this, (BundleCapabilityImpl) cap)); |
| } |
| } |
| } |
| m_cachedCapabilities = Collections.unmodifiableList(caps); |
| } |
| return m_cachedCapabilities; |
| } |
| |
| public List<Capability> getCapabilities(String namespace) { |
| return new ArrayList<Capability>(getCapabilities(namespace)); |
| } |
| |
| public List<BundleRequirement> getDeclaredRequirements(String namespace) |
| { |
| if (m_cachedRequirements == null) |
| { |
| List<BundleRequirement> reqs = new ArrayList<BundleRequirement>(); |
| |
| // Wrap host requirements. |
| for (BundleRequirement req : m_host.getDeclaredRequirements(null)) |
| { |
| reqs.add(new HostedRequirement(this, (BundleRequirementImpl) req)); |
| } |
| |
| // Wrap fragment requirements. |
| if (m_fragments != null) |
| { |
| for (BundleRevision fragment : m_fragments) |
| { |
| for (BundleRequirement req : fragment.getDeclaredRequirements(null)) |
| { |
| if (!req.getNamespace().equals(BundleRevision.HOST_NAMESPACE)) |
| { |
| reqs.add(new HostedRequirement(this, (BundleRequirementImpl) req)); |
| } |
| } |
| } |
| } |
| m_cachedRequirements = Collections.unmodifiableList(reqs); |
| } |
| return m_cachedRequirements; |
| } |
| |
| public List<Requirement> getRequirements(String namespace) { |
| return new ArrayList<Requirement>(getDeclaredRequirements(namespace)); |
| } |
| |
| public int getTypes() |
| { |
| return m_host.getTypes(); |
| } |
| |
| public BundleWiring getWiring() |
| { |
| return null; |
| } |
| |
| public Bundle getBundle() |
| { |
| return m_host.getBundle(); |
| } |
| |
| public String toString() |
| { |
| return m_host.toString(); |
| } |
| } |