/*
* Copyright © 2015 Cask Data, Inc.
*
* Licensed 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 co.cask.cdap.data2.transaction.queue.hbase.coprocessor;
import co.cask.cdap.common.conf.CConfiguration;
import co.cask.cdap.data2.util.hbase.ConfigurationTable;
import org.apache.hadoop.conf.Configuration;
import java.io.IOException;
/**
* This class helps abstract out reading of CConfiguration from {@link ConfigurationTable} from different HBase version.
*/
public final class CConfigurationReader {
private final ConfigurationTable configTable;
private final String configTablePrefix;
public CConfigurationReader(Configuration hConf, String configTablePrefix) {
this.configTable = new ConfigurationTable(hConf);
this.configTablePrefix = configTablePrefix;
}
public CConfiguration read() throws IOException {
return configTable.read(ConfigurationTable.Type.DEFAULT, configTablePrefix);
}
}