Package org.apache.flink.runtime.jobmanager.tasks

Source Code of org.apache.flink.runtime.jobmanager.tasks.Receiver

/*
* 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 org.apache.flink.runtime.jobmanager.tasks;

import org.apache.flink.runtime.io.network.api.RecordReader;
import org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable;
import org.apache.flink.runtime.types.IntegerRecord;

public final class Receiver extends AbstractInvokable {

  private RecordReader<IntegerRecord> reader;
 
  @Override
  public void registerInputOutput() {
    reader = new RecordReader<IntegerRecord>(this, IntegerRecord.class);
  }

  @Override
  public void invoke() throws Exception {
    IntegerRecord i1 = reader.next();
    IntegerRecord i2 = reader.next();
    IntegerRecord i3 = reader.next();
   
    if (i1.getValue() != 42 || i2.getValue() != 1337 || i3 != null) {
      throw new Exception("Wrong Data Received");
    }
  }
}
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