| /** |
| * 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.examples; |
| |
| import org.apache.hadoop.examples.dancing.DistributedPentomino; |
| import org.apache.hadoop.examples.dancing.Sudoku; |
| import org.apache.hadoop.examples.pi.DistBbp; |
| import org.apache.hadoop.examples.terasort.TeraGen; |
| import org.apache.hadoop.examples.terasort.TeraSort; |
| import org.apache.hadoop.examples.terasort.TeraValidate; |
| import org.apache.hadoop.util.ProgramDriver; |
| |
| /** |
| * A description of an example program based on its class and a |
| * human-readable description. |
| */ |
| public class ExampleDriver { |
| |
| public static void main(String argv[]){ |
| int exitCode = -1; |
| ProgramDriver pgd = new ProgramDriver(); |
| try { |
| pgd.addClass("wordcount", WordCount.class, |
| "A map/reduce program that counts the words in the input files."); |
| pgd.addClass("wordmean", WordMean.class, |
| "A map/reduce program that counts the average length of the words in the input files."); |
| pgd.addClass("wordmedian", WordMedian.class, |
| "A map/reduce program that counts the median length of the words in the input files."); |
| pgd.addClass("wordstandarddeviation", WordStandardDeviation.class, |
| "A map/reduce program that counts the standard deviation of the length of the words in the input files."); |
| pgd.addClass("aggregatewordcount", AggregateWordCount.class, |
| "An Aggregate based map/reduce program that counts the words in the input files."); |
| pgd.addClass("aggregatewordhist", AggregateWordHistogram.class, |
| "An Aggregate based map/reduce program that computes the histogram of the words in the input files."); |
| pgd.addClass("grep", Grep.class, |
| "A map/reduce program that counts the matches of a regex in the input."); |
| pgd.addClass("randomwriter", RandomWriter.class, |
| "A map/reduce program that writes 10GB of random data per node."); |
| pgd.addClass("randomtextwriter", RandomTextWriter.class, |
| "A map/reduce program that writes 10GB of random textual data per node."); |
| pgd.addClass("sort", Sort.class, "A map/reduce program that sorts the data written by the random writer."); |
| |
| pgd.addClass("pi", QuasiMonteCarlo.class, QuasiMonteCarlo.DESCRIPTION); |
| pgd.addClass("bbp", BaileyBorweinPlouffe.class, BaileyBorweinPlouffe.DESCRIPTION); |
| pgd.addClass("distbbp", DistBbp.class, DistBbp.DESCRIPTION); |
| |
| pgd.addClass("pentomino", DistributedPentomino.class, |
| "A map/reduce tile laying program to find solutions to pentomino problems."); |
| pgd.addClass("secondarysort", SecondarySort.class, |
| "An example defining a secondary sort to the reduce."); |
| pgd.addClass("sudoku", Sudoku.class, "A sudoku solver."); |
| pgd.addClass("join", Join.class, "A job that effects a join over sorted, equally partitioned datasets"); |
| pgd.addClass("multifilewc", MultiFileWordCount.class, "A job that counts words from several files."); |
| pgd.addClass("dbcount", DBCountPageView.class, "An example job that count the pageview counts from a database."); |
| pgd.addClass("teragen", TeraGen.class, "Generate data for the terasort"); |
| pgd.addClass("terasort", TeraSort.class, "Run the terasort"); |
| pgd.addClass("teravalidate", TeraValidate.class, "Checking results of terasort"); |
| exitCode = pgd.run(argv); |
| } |
| catch(Throwable e){ |
| e.printStackTrace(); |
| } |
| |
| System.exit(exitCode); |
| } |
| } |
| |