1 /* 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 */ 19 package org.apache.hadoop.hbase.replication; 20 21 import org.apache.zookeeper.KeeperException; 22 23 import java.io.Closeable; 24 25 /** 26 * This provides an interface for getting and setting the replication state of a 27 * cluster. This state is used to indicate whether replication is enabled or 28 * disabled on a cluster. 29 */ 30 public interface ReplicationStateInterface extends Closeable { 31 32 /** 33 * Get the current state of replication (i.e. ENABLED or DISABLED). 34 * 35 * @return true if replication is enabled, false otherwise 36 * @throws KeeperException 37 */ 38 public boolean getState() throws KeeperException; 39 40 /** 41 * Set the state of replication. 42 * 43 * @param newState 44 * @throws KeeperException 45 */ 46 public void setState(boolean newState) throws KeeperException; 47 }