org.springframework.integration.annotation.Default Maven / Gradle / Ivy
/*
* Copyright 2017-2019 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.integration.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;
/**
* Indicates that the class member has some default meaning.
*
* The target parsing logic may vary.
* One of the use-cases is service with several methods which are
* selected for invocation at runtime by some condition.
* The method with this {@link Default} annotation may mean
* a fallback option when no one other method meets condition.
*
* @author Artem Bilan
*
* @since 5.0
*/
@Target({ElementType.TYPE, ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER, ElementType.CONSTRUCTOR})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Default {
}