/**
* 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 storm.trident.planner;
import backtype.storm.generated.Grouping;
import backtype.storm.tuple.Fields;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
import java.util.List;
import storm.trident.util.TridentUtils;
public class PartitionNode extends Node {
public transient Grouping thriftGrouping;
// has the streamid/outputFields of the node it's doing the partitioning on
public PartitionNode(String streamId, String name, Fields allOutputFields, Grouping grouping) {
super(streamId, name, allOutputFields);
this.thriftGrouping = grouping;
}
private void writeObject(ObjectOutputStream oos) throws IOException {
oos.defaultWriteObject();
byte[] ser = TridentUtils.thriftSerialize(thriftGrouping);
oos.writeInt(ser.length);
oos.write(ser);
}
private void readObject(ObjectInputStream ois) throws ClassNotFoundException, IOException {
ois.defaultReadObject();
byte[] ser = new byte[ois.readInt()];
ois.readFully(ser);
this.thriftGrouping = TridentUtils.thriftDeserialize(Grouping.class, ser);
}
}