spring PathMapper 源码
springboot PathMapper 代码
文件路径：/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/web/PathMapper.java
/*
* Copyright 2012-2019 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.boot.actuate.endpoint.web;
import java.util.List;
import org.springframework.boot.actuate.endpoint.EndpointId;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* Strategy interface used to provide a mapping between an endpoint ID and the root path
* where it will be exposed.
*
* @author Stephane Nicoll
* @author Phillip Webb
* @since 2.0.0
*/
@FunctionalInterface
public interface PathMapper {
/**
* Resolve the root path for the specified {@code endpointId}.
* @param endpointId the id of an endpoint
* @return the path of the endpoint or {@code null} if this mapper doesn't support the
* given endpoint ID
*/
String getRootPath(EndpointId endpointId);
/**
* Resolve the root path for the specified {@code endpointId} from the given path
* mappers. If no mapper matches then the ID itself is returned.
* @param pathMappers the path mappers (may be {@code null})
* @param endpointId the id of an endpoint
* @return the path of the endpoint
*/
static String getRootPath(List<PathMapper> pathMappers, EndpointId endpointId) {
Assert.notNull(endpointId, "EndpointId must not be null");
if (pathMappers != null) {
for (PathMapper mapper : pathMappers) {
String path = mapper.getRootPath(endpointId);
if (StringUtils.hasText(path)) {
return path;
}
}
}
return endpointId.toString();
}
}
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- 本文标签： Spring Boot Java Spring
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