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/*
 * Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
 *
 * 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. See accompanying
 * LICENSE file.
 */
package quickstart;

import java.util.Properties;

import com.gemstone.gemfire.cache.Declarable;
import com.gemstone.gemfire.cache.EntryEvent;
import com.gemstone.gemfire.cache.util.CacheListenerAdapter;

/**
 * Delta Propagation quick start cache listener for simple uses
 * 
 * 
 * @author GemStone Systems, Inc.
 * @since 6.1
 */
public class DeltaSimpleListener extends CacheListenerAdapter implements Declarable{
  
  /**
   * Processes an afterCreate event.
   * 
   * @param event The afterCreate EntryEvent received
   */
  @Override
  public void afterCreate(EntryEvent event) {
    processEvent("afterCreate", event);
  }

  /**
   * Processes an afterUpdate event.
   * 
   * @param event The afterUpdate EntryEvent received
   */
  @Override
  public void afterUpdate(EntryEvent event) {
    processEvent("afterUpdate", event);
  }

  protected void processEvent(String operation, EntryEvent event) {
    if (!event.getKey().equals("LAST_KEY"))
      System.out.println("ServerListener received " + operation + " Region : "
          + event.getRegion().getName() + ": " + event.getKey() + "->"
          + ((DeltaObj)event.getNewValue()).toString());
  }

  @Override
  public void init(Properties props) {
    // do nothing
  }
}