| /* |
| * 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.wiring; |
| |
| import java.util.Collections; |
| import java.util.Map; |
| import org.apache.felix.framework.capabilityset.CapabilitySet; |
| import org.apache.felix.framework.capabilityset.SimpleFilter; |
| import org.apache.felix.framework.util.Util; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.wiring.BundleCapability; |
| import org.osgi.framework.wiring.BundleRequirement; |
| import org.osgi.framework.wiring.BundleRevision; |
| |
| public class BundleRequirementImpl implements BundleRequirement |
| { |
| private final BundleRevision m_revision; |
| private final String m_namespace; |
| private final SimpleFilter m_filter; |
| private final boolean m_optional; |
| private final Map<String, String> m_dirs; |
| private final Map<String, Object> m_attrs; |
| |
| public BundleRequirementImpl( |
| BundleRevision revision, String namespace, |
| Map<String, String> dirs, Map<String, Object> attrs, SimpleFilter filter) |
| { |
| m_revision = revision; |
| m_namespace = namespace; |
| m_dirs = Util.newImmutableMap(dirs); |
| m_attrs = Util.newImmutableMap(attrs); |
| m_filter = filter; |
| |
| // Find resolution import directives. |
| boolean optional = false; |
| if (m_dirs.containsKey(Constants.RESOLUTION_DIRECTIVE) |
| && m_dirs.get(Constants.RESOLUTION_DIRECTIVE).equals(Constants.RESOLUTION_OPTIONAL)) |
| { |
| optional = true; |
| } |
| m_optional = optional; |
| } |
| |
| public BundleRequirementImpl( |
| BundleRevision revision, String namespace, |
| Map<String, String> dirs, Map<String, Object> attrs) |
| { |
| this(revision, namespace, dirs, Collections.EMPTY_MAP, SimpleFilter.convert(attrs)); |
| } |
| |
| public String getNamespace() |
| { |
| return m_namespace; |
| } |
| |
| public Map<String, String> getDirectives() |
| { |
| return m_dirs; |
| } |
| |
| public Map<String, Object> getAttributes() |
| { |
| return m_attrs; |
| } |
| |
| public BundleRevision getResource() |
| { |
| return m_revision; |
| } |
| |
| public BundleRevision getRevision() |
| { |
| return m_revision; |
| } |
| |
| public boolean matches(BundleCapability cap) |
| { |
| return CapabilitySet.matches((BundleCapabilityImpl) cap, getFilter()); |
| } |
| |
| public boolean isOptional() |
| { |
| return m_optional; |
| } |
| |
| public SimpleFilter getFilter() |
| { |
| return m_filter; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "[" + m_revision + "] " + m_namespace + "; " + getFilter().toString(); |
| } |
| } |