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/*
* 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.tuscany.nosqldatastore.hbase;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.MasterNotRunningException;
import org.apache.hadoop.hbase.ZooKeeperConnectionException;
import org.apache.hadoop.hbase.client.HBaseAdmin;
import org.apache.tuscany.nosqldatastore.Database;
import org.apache.tuscany.nosqldatastore.Session;
import java.io.IOException;
public class HBaseSession implements Session{
private String session;
private HBaseAdmin admin;
public HBaseSession(String session){
this.session = session;
Configuration conf = HBaseConfiguration.create();
try {
admin = new HBaseAdmin(conf);
} catch (MasterNotRunningException e) {
e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
} catch (ZooKeeperConnectionException e) {
e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
}
}
public Database createDatabase(String databaseName) {
Database database = new HBaseDatatabase(databaseName, admin);
return database;
}
public Database getDatabase(String databaseName) {
Database database = new HBaseDatatabase(databaseName, admin);
return database;
}
public void deleteDatabase(String databaseName) {
try {
admin.disableTable(databaseName);
admin.deleteTable(databaseName);
} catch (IOException e) {
System.out.println("Error: Creating the database "+databaseName);
e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
}
}
}
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