001    /*
002     * Copyright (c) 2007-2014 Concurrent, Inc. All Rights Reserved.
003     *
004     * Project and contact information: http://www.cascading.org/
005     *
006     * This file is part of the Cascading project.
007     *
008     * Licensed under the Apache License, Version 2.0 (the "License");
009     * you may not use this file except in compliance with the License.
010     * You may obtain a copy of the License at
011     *
012     *     http://www.apache.org/licenses/LICENSE-2.0
013     *
014     * Unless required by applicable law or agreed to in writing, software
015     * distributed under the License is distributed on an "AS IS" BASIS,
016     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017     * See the License for the specific language governing permissions and
018     * limitations under the License.
019     */
020    
021    package cascading.flow.hadoop.util;
022    
023    import java.io.IOException;
024    
025    /**
026     * Class ObjectSerializer is an experimental interface for allowing custom java.lang.Object subclass serialization
027     * other than via the java.io.Serializable interface.
028     * <p/>
029     * To use, set the {@link #OBJECT_SERIALIZER_PROPERTY} value on the flow configuration.
030     */
031    public interface ObjectSerializer
032      {
033      String OBJECT_SERIALIZER_PROPERTY = "cascading.util.serializer";
034    
035      <T> byte[] serialize( T object, boolean compress ) throws IOException;
036    
037      <T> T deserialize( byte[] bytes, Class<T> type, boolean decompress ) throws IOException;
038    
039      <T> boolean accepts( Class<T> type );
040      }