0.10/pcs/core/src/main/java/org/apache/oodt/pcs/query/PCSQuery.java

/**
 * 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.oodt.pcs.query;

//OODT imports
import org.apache.oodt.pcs.metadata.PCSMetadata;
import org.apache.oodt.cas.filemgr.metadata.CoreMetKeys;
import org.apache.oodt.cas.filemgr.structs.Query;

/**
 * 
 * Core interface for PCS queries (wrappers around file manager {@link Query}s
 * that make them easier to construct).
 * 
 * @author mattmann
 * @version $Revision$
 * 
 */
public interface PCSQuery extends PCSMetadata, CoreMetKeys {

  /**
   * Builds a filemgr compliant {@link Query} object from a concrete instance of
   * the implementing class.
   * 
   * @return A filemgr compliant {@link Query} object.
   */
  public Query buildQuery();

}