ReactiveX/RxJava

package rx.annotations;

/*
 * 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
 *
 * 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.
 *
 * Inspired from https://code.google.com/p/guava-libraries/source/browse/guava/src/com/google/common/annotations/Beta.java
 */

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;

/**
 * Signifies that a public API (public class, method or field) is will almost certainly
 * be changed or removed in a future release. An API bearing this annotation should not
 * be used or relied upon in production code. APIs exposed with this annotation exist
 * to allow broad testing and feedback on experimental features.
 **/
@Retention(RetentionPolicy.CLASS)
@Target({
        ElementType.ANNOTATION_TYPE,
        ElementType.CONSTRUCTOR,
        ElementType.FIELD,
        ElementType.METHOD,
        ElementType.TYPE })
@Documented
public @interface Experimental {
}