content: /*
   * 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.bookkeeper.common.annotation;
  
  import java.lang.annotation.Documented;
  
  /**
   * Annotation to inform users of how much to rely on a particular package,
   * class or method not changing over time.
   */
  @InterfaceAudience.Public
  @InterfaceStability.Stable
  public class InterfaceStability {
    /**
     * Can evolve while retaining compatibility for minor release boundaries.;
     * can break compatibility only at major release (ie. at m.0).
     */
    @Documented
    public @interface Stable {}
  
    /**
     * Evolving, but can break compatibility at minor release (i.e. m.x)
     */
    @Documented
    public @interface Evolving {}
  
    /**
     * No guarantee is provided as to reliability or stability across any
     * level of release granularity.
     */
    @Documented
    public @interface Unstable {}
  
    private InterfaceStability() {}
  }
  