spring HealthEndpoint 源码
springboot HealthEndpoint 代码
文件路径:/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/health/HealthEndpoint.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.health;
import java.time.Duration;
import java.util.Map;
import java.util.Set;
import org.springframework.boot.actuate.endpoint.ApiVersion;
import org.springframework.boot.actuate.endpoint.EndpointId;
import org.springframework.boot.actuate.endpoint.SecurityContext;
import org.springframework.boot.actuate.endpoint.annotation.Endpoint;
import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
import org.springframework.boot.actuate.endpoint.annotation.Selector;
import org.springframework.boot.actuate.endpoint.annotation.Selector.Match;
/**
* {@link Endpoint @Endpoint} to expose application health information.
*
* @author Dave Syer
* @author Christian Dupuis
* @author Andy Wilkinson
* @author Stephane Nicoll
* @author Scott Frederick
* @since 2.0.0
*/
@Endpoint(id = "health")
public class HealthEndpoint extends HealthEndpointSupport<HealthContributor, HealthComponent> {
/**
* Health endpoint id.
*/
public static final EndpointId ID = EndpointId.of("health");
private static final String[] EMPTY_PATH = {};
/**
* Create a new {@link HealthEndpoint} instance.
* @param registry the health contributor registry
* @param groups the health endpoint groups
* @deprecated since 2.6.9 for removal in 3.0.0 in favor of
* {@link #HealthEndpoint(HealthContributorRegistry, HealthEndpointGroups, Duration)}
*/
@Deprecated
public HealthEndpoint(HealthContributorRegistry registry, HealthEndpointGroups groups) {
super(registry, groups, null);
}
/**
* Create a new {@link HealthEndpoint} instance.
* @param registry the health contributor registry
* @param groups the health endpoint groups
* @param slowIndicatorLoggingThreshold duration after which slow health indicator
* logging should occur
* @since 2.6.9
*/
public HealthEndpoint(HealthContributorRegistry registry, HealthEndpointGroups groups,
Duration slowIndicatorLoggingThreshold) {
super(registry, groups, slowIndicatorLoggingThreshold);
}
@ReadOperation
public HealthComponent health() {
HealthComponent health = health(ApiVersion.V3, EMPTY_PATH);
return (health != null) ? health : DEFAULT_HEALTH;
}
@ReadOperation
public HealthComponent healthForPath(@Selector(match = Match.ALL_REMAINING) String... path) {
return health(ApiVersion.V3, path);
}
private HealthComponent health(ApiVersion apiVersion, String... path) {
HealthResult<HealthComponent> result = getHealth(apiVersion, null, SecurityContext.NONE, true, path);
return (result != null) ? result.getHealth() : null;
}
@Override
protected HealthComponent getHealth(HealthContributor contributor, boolean includeDetails) {
return ((HealthIndicator) contributor).getHealth(includeDetails);
}
@Override
protected HealthComponent aggregateContributions(ApiVersion apiVersion, Map<String, HealthComponent> contributions,
StatusAggregator statusAggregator, boolean showComponents, Set<String> groupNames) {
return getCompositeHealth(apiVersion, contributions, statusAggregator, showComponents, groupNames);
}
}
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- 本文标签: Spring Boot Java Spring
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