org.modeshape.jcr.clustering.MessageConsumer Maven / Gradle / Ivy
/*
* ModeShape (http://www.modeshape.org)
*
* 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.
*/
package org.modeshape.jcr.clustering;
import java.io.Serializable;
/**
* Interface allowing participants in a cluster to communicate to each other using different messages.
*
* @author Horia Chiorean ([email protected])
*
* @see ClusteringService#sendMessage(java.io.Serializable)
* @param the payload type that this consumer expects
*/
public abstract class MessageConsumer {
private final Class payloadType;
protected MessageConsumer( Class payloadType ) {
this.payloadType = payloadType;
}
/**
* Returns the type of the payload;
*
* @return a {@link Class} instance never null;
*/
public Class getPayloadType() {
return payloadType;
}
/**
* Consumes a payload of the given type.
*
* @param payload a {@link Serializable} payload.
*/
public abstract void consume(T payload);
}
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