| /* |
| * 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.hadoop.hbase.classification; |
| |
| import java.lang.annotation.Documented; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| |
| /** |
| * Annotation to inform users of how much to rely on a particular package, |
| * class or method not changing over time. Currently the stability can be |
| * {@link Stable}, {@link Evolving} or {@link Unstable}. <br> |
| * |
| * <ul><li>All classes that are annotated with |
| * {@link org.apache.hadoop.hbase.classification.InterfaceAudience.Public} or |
| * {@link org.apache.hadoop.hbase.classification.InterfaceAudience.LimitedPrivate} |
| * must have InterfaceStability annotation. </li> <li>Classes that are |
| * {@link org.apache.hadoop.hbase.classification.InterfaceAudience.LimitedPrivate} |
| * are to be considered unstable unless a different InterfaceStability annotation |
| * states otherwise.</li> <li>Incompatible changes must not be made to classes |
| * marked as stable.</li> </ul> |
| */ |
| @InterfaceAudience.Public |
| @InterfaceStability.Evolving |
| public class InterfaceStability { |
| /** |
| * Can evolve while retaining compatibility for minor release boundaries.; |
| * can break compatibility only at major release (ie. at m.0). |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface Stable {}; |
| |
| /** |
| * Evolving, but can break compatibility at minor release (i.e. m.x) |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface Evolving {}; |
| |
| /** |
| * No guarantee is provided as to reliability or stability across any |
| * level of release granularity. |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface Unstable {}; |
| } |