spring Selector 源码
springboot Selector 代码
文件路径：/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/annotation/Selector.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.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* A {@code @Selector} can be used on a parameter of an {@link Endpoint @Endpoint} method
* to indicate that the parameter is used to select a subset of the endpoint's data.
* <p>
* A {@code @Selector} may change the way that the endpoint is exposed to the user. For
* example, HTTP mapped endpoints will map select parameters to path variables.
*
* @author Andy Wilkinson
* @since 2.0.0
*/
@Target(ElementType.PARAMETER)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Selector {
/**
* The match type that should be used for the selection.
* @return the match type
* @since 2.2.0
*/
Match match() default Match.SINGLE;
/**
* Match types that can be used with the {@code @Selector}.
*/
enum Match {
/**
* Capture a single item. For example, in the case of a web application a single
* path segment. The parameter value be converted from a {@code String} source.
*/
SINGLE,
/**
* Capture all remaining times. For example, in the case of a web application all
* remaining path segments. The parameter value be converted from a
* {@code String[]} source.
*/
ALL_REMAINING
}
}
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- 本文标签： Spring Boot Java Spring
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