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/*
* 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 spark
import java.io._
import org.apache.hadoop.io.ObjectWritable
import org.apache.hadoop.io.Writable
import org.apache.hadoop.mapred.JobConf
class SerializableWritable[T <: Writable](@transient var t: T) extends Serializable {
def value = t
override def toString = t.toString
private def writeObject(out: ObjectOutputStream) {
out.defaultWriteObject()
new ObjectWritable(t).write(out)
}
private def readObject(in: ObjectInputStream) {
in.defaultReadObject()
val ow = new ObjectWritable()
ow.setConf(new JobConf())
ow.readFields(in)
t = ow.get().asInstanceOf[T]
}
}
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