contrib/src/main/java/org/apache/apex/malhar/contrib/zmq/SimpleSinglePortZeroMQPullStringInputOperator.java

/**
 * 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 com.datatorrent.contrib.zmq;

/**
 * This is a simple single port ZeroMQ input operator. 
 * This simple operator will automatically receive data from a pusher,
 * and convert byte messages into strings which are then emitted as tuples.
 * <p></p>
 * @displayName Simple Single Port ZeroMQ Pull String Input
 * @category Messaging
 * @tags output operator, string
 * @since 0.3.2
 */
public class SimpleSinglePortZeroMQPullStringInputOperator extends SimpleSinglePortZeroMQPullInputOperator<String>
{
  private SimpleSinglePortZeroMQPullStringInputOperator()
  {
    super("INVALID");
  }

  public SimpleSinglePortZeroMQPullStringInputOperator(String addr)
  {
    super(addr);
  }

  @Override
  protected String convertFromBytesToTuple(byte[] bytes)
  {
    return new String(bytes);
  }

}