org.springframework.integration.leader.event.DefaultLeaderEventPublisher Maven / Gradle / Ivy
/*
* Copyright 2015-2019 the original author or authors.
*
* 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
*
* https://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.springframework.integration.leader.event;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.ApplicationEventPublisherAware;
import org.springframework.integration.leader.Context;
/**
* Default implementation of {@link LeaderEventPublisher}.
*
* @author Janne Valkealahti
* @author Gary Russell
* @author Glenn Renfro
*
*/
public class DefaultLeaderEventPublisher implements LeaderEventPublisher, ApplicationEventPublisherAware {
private ApplicationEventPublisher applicationEventPublisher;
/**
* Instantiates a new leader event publisher.
*/
public DefaultLeaderEventPublisher() {
}
/**
* Instantiates a new leader event publisher.
*
* @param applicationEventPublisher the application event publisher
*/
public DefaultLeaderEventPublisher(ApplicationEventPublisher applicationEventPublisher) {
this.applicationEventPublisher = applicationEventPublisher;
}
@Override
public void publishOnGranted(Object source, Context context, String role) {
if (this.applicationEventPublisher != null) {
this.applicationEventPublisher.publishEvent(new OnGrantedEvent(source, context, role));
}
}
@Override
public void publishOnRevoked(Object source, Context context, String role) {
if (this.applicationEventPublisher != null) {
this.applicationEventPublisher.publishEvent(new OnRevokedEvent(source, context, role));
}
}
@Override
public void publishOnFailedToAcquire(Object source, Context context, String role) {
if (this.applicationEventPublisher != null) {
this.applicationEventPublisher.publishEvent(new OnFailedToAcquireMutexEvent(source, context, role));
}
}
@Override
public void setApplicationEventPublisher(ApplicationEventPublisher applicationEventPublisher) {
this.applicationEventPublisher = applicationEventPublisher;
}
}