spring HealthEndpointGroups 源码
springboot HealthEndpointGroups 代码
文件路径:/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/health/HealthEndpointGroups.java
/*
* Copyright 2012-2021 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.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;
import org.springframework.boot.actuate.endpoint.web.WebServerNamespace;
import org.springframework.util.Assert;
/**
* A collection of {@link HealthEndpointGroup groups} for use with a health endpoint.
*
* @author Phillip Webb
* @since 2.2.0
*/
public interface HealthEndpointGroups {
/**
* Return the primary group used by the endpoint.
* @return the primary group (never {@code null})
*/
HealthEndpointGroup getPrimary();
/**
* Return the names of any additional groups.
* @return the additional group names
*/
Set<String> getNames();
/**
* Return the group with the specified name or {@code null} if the name is not known.
* @param name the name of the group
* @return the {@link HealthEndpointGroup} or {@code null}
*/
HealthEndpointGroup get(String name);
/**
* Return the group with the specified additional path or {@code null} if no group
* with that path is found.
* @param path the additional path
* @return the matching {@link HealthEndpointGroup} or {@code null}
* @since 2.6.0
*/
default HealthEndpointGroup get(AdditionalHealthEndpointPath path) {
Assert.notNull(path, "Path must not be null");
for (String name : getNames()) {
HealthEndpointGroup group = get(name);
if (path.equals(group.getAdditionalPath())) {
return group;
}
}
return null;
}
/**
* Return all the groups with an additional path on the specified
* {@link WebServerNamespace}.
* @param namespace the {@link WebServerNamespace}
* @return the matching groups
* @since 2.6.0
*/
default Set<HealthEndpointGroup> getAllWithAdditionalPath(WebServerNamespace namespace) {
Assert.notNull(namespace, "Namespace must not be null");
Set<HealthEndpointGroup> filteredGroups = new LinkedHashSet<>();
getNames().stream().map(this::get).filter(
(group) -> group.getAdditionalPath() != null && group.getAdditionalPath().hasNamespace(namespace))
.forEach(filteredGroups::add);
return filteredGroups;
}
/**
* Factory method to create a {@link HealthEndpointGroups} instance.
* @param primary the primary group
* @param additional the additional groups
* @return a new {@link HealthEndpointGroups} instance
*/
static HealthEndpointGroups of(HealthEndpointGroup primary, Map<String, HealthEndpointGroup> additional) {
Assert.notNull(primary, "Primary must not be null");
Assert.notNull(additional, "Additional must not be null");
return new HealthEndpointGroups() {
@Override
public HealthEndpointGroup getPrimary() {
return primary;
}
@Override
public Set<String> getNames() {
return additional.keySet();
}
@Override
public HealthEndpointGroup get(String name) {
return additional.get(name);
}
};
}
}
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