org.apache.hadoop.hbase.client.ScanResultConsumer Maven / Gradle / Ivy
/**
* 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.client;
import org.apache.yetus.audience.InterfaceAudience;
/**
* Receives {@link Result} for an asynchronous scan.
*
* All results that match the given scan object will be passed to this class by calling
* {@link #onNext(Result)}. {@link #onComplete()} means the scan is finished, and
* {@link #onError(Throwable)} means we hit an unrecoverable error and the scan is terminated.
*/
@InterfaceAudience.Public
public interface ScanResultConsumer extends ScanResultConsumerBase {
/**
* @param result the data fetched from HBase service.
* @return {@code false} if you want to terminate the scan process. Otherwise {@code true}
*/
boolean onNext(Result result);
}