/*
*
* 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.util;
import org.apache.hadoop.classification.InterfaceAudience;
/**
* Similar interface as {@link org.apache.hadoop.util.Progressable} but returns
* a boolean to support canceling the operation.
* <p>
* Used for doing updating of OPENING znode during log replay on region open.
*/
@InterfaceAudience.Private
public interface CancelableProgressable {
/**
* Report progress. Returns true if operations should continue, false if the
* operation should be canceled and rolled back.
* @return whether to continue (true) or cancel (false) the operation
*/
public boolean progress();
}