001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.mapred;
019
020import org.apache.hadoop.hbase.HBaseInterfaceAudience;
021import org.apache.hadoop.util.ProgramDriver;
022import org.apache.yetus.audience.InterfaceAudience;
023import org.apache.yetus.audience.InterfaceStability;
024
025/**
026 * Driver for hbase mapreduce jobs. Select which to run by passing name of job to this main.
027 */
028@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)
029@InterfaceStability.Stable
030public class Driver {
031
032  private static ProgramDriver pgd = new ProgramDriver();
033
034  @InterfaceAudience.Private
035  static void setProgramDriver(ProgramDriver pgd0) {
036    pgd = pgd0;
037  }
038
039  /**
040   * nn
041   */
042  public static void main(String[] args) throws Throwable {
043    pgd.addClass(RowCounter.NAME, RowCounter.class, "Count rows in HBase table");
044    ProgramDriver.class.getMethod("driver", new Class[] { String[].class }).invoke(pgd,
045      new Object[] { args });
046  }
047}