content: /*
   * Copyright (c) OSGi Alliance (2008, 2009). All Rights Reserved.
   *
   * Licensed 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.osgi.service.blueprint.reflect;
  
  /**
   * Metadata for a list of service references.
   * 
   * <p>
   * This is specified by the <code>reference-list</code> element.
   * 
   * @ThreadSafe
   * @version $Revision$
   */
  public interface ReferenceListMetadata extends ServiceReferenceMetadata {
  
  	/**
  	 * Reference list values must be proxies to the actual service objects.
  	 * 
  	 * @see #getMemberType()
  	 */
  	 static final int	USE_SERVICE_OBJECT		= 1;
  
  	/**
  	 * Reference list values must be <code>ServiceReference</code> objects.
  	 * 
  	 * @see #getMemberType()
  	 */
  	 static final int	USE_SERVICE_REFERENCE	= 2;
  
  	/**
  	 * Return whether the List will contain service object proxies or
  	 * <code>ServiceReference</code> objects.
  	 * 
  	 * This is specified by the <code>member-type</code> attribute of the
  	 * reference list.
  	 * 
  	 * @return Whether the List will contain service object proxies or
  	 *         <code>ServiceReference</code> objects.
  	 * @see #USE_SERVICE_OBJECT
  	 * @see #USE_SERVICE_REFERENCE
  	 */
  	int getMemberType();
  }
  