43 lines
1.4 KiB
Scala
43 lines
1.4 KiB
Scala
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package spark
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import java.io._
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import org.apache.hadoop.io.ObjectWritable
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import org.apache.hadoop.io.Writable
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import org.apache.hadoop.mapred.JobConf
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class SerializableWritable[T <: Writable](@transient var t: T) extends Serializable {
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def value = t
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override def toString = t.toString
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private def writeObject(out: ObjectOutputStream) {
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out.defaultWriteObject()
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new ObjectWritable(t).write(out)
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}
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private def readObject(in: ObjectInputStream) {
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in.defaultReadObject()
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val ow = new ObjectWritable()
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ow.setConf(new JobConf())
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ow.readFields(in)
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t = ow.get().asInstanceOf[T]
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}
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}
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