spring Producible 源码
springboot Producible 代码
文件路径：/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/Producible.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.endpoint;
import org.springframework.boot.actuate.endpoint.annotation.DeleteOperation;
import org.springframework.boot.actuate.endpoint.annotation.ReadOperation;
import org.springframework.boot.actuate.endpoint.annotation.WriteOperation;
import org.springframework.util.MimeType;
/**
* Interface that can be implemented by any {@link Enum} that represents a finite set of
* producible mime-types.
* <p>
* Can be used with {@link ReadOperation @ReadOperation},
* {@link WriteOperation @ReadOperation} and {@link DeleteOperation @ReadOperation}
* annotations to quickly define a list of {@code produces} values.
* <p>
* {@link Producible} types can also be injected into operations when the underlying
* technology supports content negotiation. For example, with web based endpoints, the
* value of the {@code Producible} enum is resolved using the {@code Accept} header of the
* request. When multiple values are equally acceptable, the value with the highest
* {@link Enum#ordinal() ordinal} is used.
*
* @param <E> enum type that implements this interface
* @author Andy Wilkinson
* @since 2.5.0
*/
public interface Producible<E extends Enum<E> & Producible<E>> {
/**
* Mime type that can be produced.
* @return the producible mime type
*/
MimeType getProducedMimeType();
/**
* Return if this enum value should be used as the default value when an accept header
* of */* is provided, or if the {@code Accept} header is missing. Only
* one value can be marked as default. If no value is marked, then the value with the
* highest {@link Enum#ordinal() ordinal} is used as the default.
* @return if this value should be used as the default value
* @since 2.5.6
*/
default boolean isDefault() {
return false;
}
}
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- 本文标签： Spring Boot Java Spring
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