/*
* 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.geode.modules.gatewaydelta;
import org.apache.geode.cache.Cache;
import org.apache.geode.cache.CacheFactory;
import org.apache.geode.cache.Declarable;
import org.apache.geode.cache.EntryEvent;
import org.apache.geode.cache.util.CacheListenerAdapter;
import org.apache.geode.internal.cache.EntryEventImpl;
import org.apache.geode.internal.cache.wan.GatewaySenderEventCallbackArgument;
import java.util.Properties;
public class GatewayDeltaEventApplicationCacheListener
extends CacheListenerAdapter<String, GatewayDeltaEvent> implements Declarable {
private final Cache cache;
public GatewayDeltaEventApplicationCacheListener() {
this.cache = CacheFactory.getAnyInstance();
}
public void afterCreate(EntryEvent<String, GatewayDeltaEvent> event) {
System.out.println("GatewayDeltaApplierCacheListener event: " + event);
EntryEventImpl eventImpl = (EntryEventImpl) event;
if (this.cache.getLogger().fineEnabled()) {
StringBuilder builder = new StringBuilder();
builder.append("GatewayDeltaApplierCacheListener: Received event for ").append(event.getKey())
.append("->").append(event.getNewValue()).append(".");
this.cache.getLogger().fine(builder.toString());
}
// If the event is from a remote site, apply it to the session
Object callbackArgument = eventImpl.getRawCallbackArgument();
System.out.println("GatewayDeltaApplierCacheListener callbackArgument: " + callbackArgument);
if (callbackArgument instanceof GatewaySenderEventCallbackArgument) {
GatewayDeltaEvent delta = event.getNewValue();
delta.apply(this.cache);
System.out.println("Applied " + delta);
if (this.cache.getLogger().fineEnabled()) {
StringBuilder builder = new StringBuilder();
builder.append("GatewayDeltaApplierCacheListener: Applied ").append(delta);
this.cache.getLogger().fine(builder.toString());
}
}
}
public void init(Properties p) {}
}