samoa-api/src/main/java/org/apache/samoa/examples/HelloWorldContentEvent.java

package org.apache.samoa.examples;

/*
 * #%L
 * SAMOA
 * %%
 * Copyright (C) 2014 - 2015 Apache Software Foundation
 * %%
 * Licensed 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.
 * #L%
 */

import org.apache.samoa.core.ContentEvent;

/**
 * Example {@link ContentEvent} that contains a single integer.
 */
public class HelloWorldContentEvent implements ContentEvent {

  private static final long serialVersionUID = -2406968925730298156L;
  private final boolean isLastEvent;
  private final int helloWorldData;

  public HelloWorldContentEvent(int helloWorldData, boolean isLastEvent) {
    this.isLastEvent = isLastEvent;
    this.helloWorldData = helloWorldData;
  }

  /*
   * No-argument constructor for Kryo
   */
  public HelloWorldContentEvent() {
    this(0, false);
  }

  @Override
  public String getKey() {
    return null;
  }

  @Override
  public void setKey(String str) {
    // do nothing, it's key-less content event
  }

  @Override
  public boolean isLastEvent() {
    return isLastEvent;
  }

  public int getHelloWorldData() {
    return helloWorldData;
  }

  @Override
  public String toString() {
    return "HelloWorldContentEvent [helloWorldData=" + helloWorldData + "]";
  }
}