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    1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.kahadb.util;
   18   
   19   import java.io.DataInput;
   20   import java.io.DataOutput;
   21   import java.io.IOException;
   22   
   23   /**
   24    * Implementation of a Marshaller for a Long
   25    * 
   26    * @version $Revision: 816280 $
   27    */
   28   public class LongMarshaller implements Marshaller<Long> {
   29       
   30       public static final LongMarshaller INSTANCE = new LongMarshaller();
   31       
   32       public void writePayload(Long object, DataOutput dataOut) throws IOException {
   33           dataOut.writeLong(object);
   34       }
   35   
   36       public Long readPayload(DataInput dataIn) throws IOException {
   37           return dataIn.readLong();
   38       }
   39   
   40       public int getFixedSize() {
   41           return 8;
   42       }
   43   
   44       public Long deepCopy(Long source) {
   45           return source;
   46       }
   47   
   48       public boolean isDeepCopySupported() {
   49           return true;
   50       }
   51   }

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