content: /*
   * 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.aries.blueprint.parser;
  
  import java.net.URI;
  import java.util.Collections;
  import java.util.Set;
  
  import org.apache.aries.blueprint.ComponentDefinitionRegistry;
  import org.apache.aries.blueprint.NamespaceHandler;
  import org.apache.aries.blueprint.ParserContext;
  import org.apache.aries.blueprint.reflect.MetadataUtil;
  import org.osgi.service.blueprint.reflect.ComponentMetadata;
  import org.osgi.service.blueprint.reflect.Metadata;
  import org.w3c.dom.Element;
  import org.w3c.dom.Node;
  
  /**
   * A simple ParserContext implementation.
   * 
   * This class is supposed to be short lived and only used for calling a given namespace handler.
   *
   * @version $Rev: 896324 $, $Date: 2010-01-06 06:05:04 +0000 (Wed, 06 Jan 2010) $
   */
  public class ParserContextImpl implements ParserContext {    
      private final Parser parser;
      private final ComponentDefinitionRegistry componentDefinitionRegistry;
      private final ComponentMetadata enclosingComponent;
      private final Node sourceNode;
  
      public ParserContextImpl(Parser parser,
                               ComponentDefinitionRegistry componentDefinitionRegistry,
                               ComponentMetadata enclosingComponent,
                               Node sourceNode) {
          this.parser = parser;
          this.componentDefinitionRegistry = componentDefinitionRegistry;
          this.enclosingComponent = enclosingComponent;
          this.sourceNode = sourceNode;
      }
  
      public ComponentDefinitionRegistry getComponentDefinitionRegistry() {
          return componentDefinitionRegistry;
      }
  
      public ComponentMetadata getEnclosingComponent() {
          return enclosingComponent;
      }
  
      public Node getSourceNode() {
          return sourceNode;
      }
  
      public <T extends Metadata> T createMetadata(Class<T> type) {
          return MetadataUtil.createMetadata(type);
      }
  
      public <T> T parseElement(Class<T> type, ComponentMetadata enclosingComponent, Element element) {
          return parser.parseElement(type, enclosingComponent, element);
      }
      
      public Parser getParser() {
          return parser;
      }
      
      public String generateId() {
          return parser.generateId();
      }
  
      public String getDefaultActivation() {
          return parser.getDefaultActivation();
      }
  
      public String getDefaultAvailability() {
          return parser.getDefaultAvailability();
      }
  
      public String getDefaultTimeout() {
          return parser.getDefaultTimeout();
      }
  
      @Override
      public Set<URI> getNamespaces() {
          return Collections.unmodifiableSet(parser.getNamespaces());
      }
  
      @Override
      public NamespaceHandler getNamespaceHandler(URI namespaceUri) {
          return parser.getNamespaceHandler(namespaceUri);
      }
  }
  