DeprecationNotice.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
 *
 *     http://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.apache.nifi.annotation.documentation;

import org.apache.nifi.components.ConfigurableComponent;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Annotation that can be applied to a {@link org.apache.nifi.processor.Processor Processor},
 * {@link org.apache.nifi.controller.ControllerService ControllerService}, or
 * {@link org.apache.nifi.reporting.ReportingTask ReportingTask} in order to
 * warn about the deprecation of the component. The deprecation warning is informational only
 * and doesn't affect the processor run time behavior in any way
 */
@Documented
@Target({ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Inherited

public @interface DeprecationNotice {
    Class<? extends ConfigurableComponent>[] alternatives() default {};

    String[] classNames() default {};

    String reason() default "";
}