spring HazelcastHealthIndicator 源码
springboot HazelcastHealthIndicator 代码
文件路径：/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/hazelcast/HazelcastHealthIndicator.java
/*
* Copyright 2012-2022 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.boot.actuate.hazelcast;
import com.hazelcast.core.HazelcastInstance;
import org.springframework.boot.actuate.health.AbstractHealthIndicator;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.util.Assert;
/**
* {@link HealthIndicator} for Hazelcast.
*
* @author Dmytro Nosan
* @author Stephane Nicoll
* @since 2.2.0
*/
public class HazelcastHealthIndicator extends AbstractHealthIndicator {
private final HazelcastInstance hazelcast;
public HazelcastHealthIndicator(HazelcastInstance hazelcast) {
super("Hazelcast health check failed");
Assert.notNull(hazelcast, "HazelcastInstance must not be null");
this.hazelcast = hazelcast;
}
@Override
protected void doHealthCheck(Health.Builder builder) {
this.hazelcast.executeTransaction((context) -> {
String uuid = this.hazelcast.getLocalEndpoint().getUuid().toString();
builder.up().withDetail("name", this.hazelcast.getName()).withDetail("uuid", uuid);
return null;
});
}
}
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- 本文标签： Spring Boot Java Spring
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