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.chemistry.opencmis.commons.data;
  
  import java.util.List;
  import java.util.Map;
  
  /**
   * Represents a set of properties.
   */
  public interface Properties extends ExtensionsData {
  
      /**
       * Returns a map of properties (property ID =&gt; property).
       * <p>
       * This method should not be used with queries because some repositories
       * don't set property IDs, and because when dealing with queries the proper
       * key is usually the query name (when using JOINs, several properties with
       * the same ID may be returned).
       * 
       * @return the map of properties, not {@code null}
       */
      Map<String, PropertyData<?>> getProperties();
  
      /**
       * Returns the list of properties.
       * 
       * @return the list of properties, not {@code null}
       */
      List<PropertyData<?>> getPropertyList();
  }
  