import org.apache.hadoop.fs.loadGenerator.DataGenerator; //导入依赖的package包/类
public MapredTestDriver(ProgramDriver pgd) {
  this.pgd = pgd;
  try {
    pgd.addClass("testsequencefile", TestSequenceFile.class, 
    "A test for flat files of binary key value pairs.");
    pgd.addClass("threadedmapbench", ThreadedMapBenchmark.class, 
        "A map/reduce benchmark that compares the performance " + 
        "of maps with multiple spills over maps with 1 spill");
    pgd.addClass("mrbench", MRBench.class, 
        "A map/reduce benchmark that can create many small jobs");
    pgd.addClass("mapredtest", TestMapRed.class, "A map/reduce test check.");
    pgd.addClass("testsequencefileinputformat", 
        TestSequenceFileInputFormat.class, 
        "A test for sequence file input format.");
    pgd.addClass("testtextinputformat", TestTextInputFormat.class, 
        "A test for text input format.");
    pgd.addClass("testmapredsort", SortValidator.class, 
        "A map/reduce program that validates the " +
        "map-reduce framework's sort.");
    pgd.addClass("testbigmapoutput", BigMapOutput.class, 
        "A map/reduce program that works on a very big " +
        "non-splittable file and does identity map/reduce");
    pgd.addClass("loadgen", GenericMRLoadGenerator.class, 
        "Generic map/reduce load generator");
    pgd.addClass("MRReliabilityTest", ReliabilityTest.class,
        "A program that tests the reliability of the MR framework by " +
        "injecting faults/failures");
    pgd.addClass("fail", FailJob.class, "a job that always fails");
    pgd.addClass("sleep", SleepJob.class, 
                 "A job that sleeps at each map and reduce task.");
    pgd.addClass("nnbench", NNBench.class, 
        "A benchmark that stresses the namenode.");
    pgd.addClass("testfilesystem", TestFileSystem.class, 
        "A test for FileSystem read/write.");
    pgd.addClass(TestDFSIO.class.getSimpleName(), TestDFSIO.class, 
        "Distributed i/o benchmark.");
    pgd.addClass("DFSCIOTest", DFSCIOTest.class, "" +
        "Distributed i/o benchmark of libhdfs.");
    pgd.addClass("DistributedFSCheck", DistributedFSCheck.class, 
        "Distributed checkup of the file system consistency.");
    pgd.addClass("filebench", FileBench.class, 
        "Benchmark SequenceFile(Input|Output)Format " +
        "(block,record compressed and uncompressed), " +
        "Text(Input|Output)Format (compressed and uncompressed)");
    pgd.addClass(JHLogAnalyzer.class.getSimpleName(), JHLogAnalyzer.class, 
        "Job History Log analyzer.");
    pgd.addClass(SliveTest.class.getSimpleName(), SliveTest.class, 
        "HDFS Stress Test and Live Data Verification.");
    pgd.addClass("minicluster", MiniHadoopClusterManager.class,
    "Single process HDFS and MR cluster.");
    pgd.addClass("largesorter", LargeSorter.class,
        "Large-Sort tester");
    pgd.addClass("NNloadGenerator", LoadGenerator.class,
            "Generate load on Namenode using NN loadgenerator run WITHOUT MR");
    pgd.addClass("NNloadGeneratorMR", LoadGeneratorMR.class,
        "Generate load on Namenode using NN loadgenerator run as MR job");
    pgd.addClass("NNstructureGenerator", StructureGenerator.class,
        "Generate the structure to be used by NNdataGenerator");
    pgd.addClass("NNdataGenerator", DataGenerator.class,
        "Generate the data to be used by NNloadGenerator");
  } catch(Throwable e) {
    e.printStackTrace();
  }
}
 

import org.apache.hadoop.fs.loadGenerator.DataGenerator; //导入依赖的package包/类
public MapredTestDriver(ProgramDriver pgd) {
  this.pgd = pgd;
  try {
    pgd.addClass("testsequencefile", TestSequenceFile.class,
    "A test for flat files of binary key value pairs.");
    pgd.addClass("threadedmapbench", ThreadedMapBenchmark.class,
        "A map/reduce benchmark that compares the performance " +
        "of maps with multiple spills over maps with 1 spill");
    pgd.addClass("mrbench", MRBench.class,
        "A map/reduce benchmark that can create many small jobs");
    pgd.addClass("mapredtest", TestMapRed.class, "A map/reduce test check.");
    pgd.addClass("testsequencefileinputformat",
        TestSequenceFileInputFormat.class,
        "A test for sequence file input format.");
    pgd.addClass("testtextinputformat", TestTextInputFormat.class,
        "A test for text input format.");
    pgd.addClass("testmapredsort", SortValidator.class,
        "A map/reduce program that validates the " +
        "map-reduce framework's sort.");
    pgd.addClass("testbigmapoutput", BigMapOutput.class,
        "A map/reduce program that works on a very big " +
        "non-splittable file and does identity map/reduce");
    pgd.addClass("loadgen", GenericMRLoadGenerator.class,
        "Generic map/reduce load generator");
    pgd.addClass("MRReliabilityTest", ReliabilityTest.class,
        "A program that tests the reliability of the MR framework by " +
        "injecting faults/failures");
    pgd.addClass("fail", FailJob.class, "a job that always fails");
    pgd.addClass("sleep", SleepJob.class,
                 "A job that sleeps at each map and reduce task.");
    pgd.addClass("timelineperformance", TimelineServicePerformance.class,
                 "A job that launches mappers to test timlineserver performance.");
    pgd.addClass("nnbench", NNBench.class,
        "A benchmark that stresses the namenode w/ MR.");
    pgd.addClass("nnbenchWithoutMR", NNBenchWithoutMR.class,
        "A benchmark that stresses the namenode w/o MR.");
    pgd.addClass("testfilesystem", TestFileSystem.class,
        "A test for FileSystem read/write.");
    pgd.addClass(TestDFSIO.class.getSimpleName(), TestDFSIO.class,
        "Distributed i/o benchmark.");
    pgd.addClass("DFSCIOTest", DFSCIOTest.class, "" +
        "Distributed i/o benchmark of libhdfs.");
    pgd.addClass("DistributedFSCheck", DistributedFSCheck.class,
        "Distributed checkup of the file system consistency.");
    pgd.addClass("filebench", FileBench.class,
        "Benchmark SequenceFile(Input|Output)Format " +
        "(block,record compressed and uncompressed), " +
        "Text(Input|Output)Format (compressed and uncompressed)");
    pgd.addClass(JHLogAnalyzer.class.getSimpleName(), JHLogAnalyzer.class,
        "Job History Log analyzer.");
    pgd.addClass(SliveTest.class.getSimpleName(), SliveTest.class,
        "HDFS Stress Test and Live Data Verification.");
    pgd.addClass("minicluster", MiniHadoopClusterManager.class,
    "Single process HDFS and MR cluster.");
    pgd.addClass("largesorter", LargeSorter.class,
        "Large-Sort tester");
    pgd.addClass("NNloadGenerator", LoadGenerator.class,
            "Generate load on Namenode using NN loadgenerator run WITHOUT MR");
    pgd.addClass("NNloadGeneratorMR", LoadGeneratorMR.class,
        "Generate load on Namenode using NN loadgenerator run as MR job");
    pgd.addClass("NNstructureGenerator", StructureGenerator.class,
        "Generate the structure to be used by NNdataGenerator");
    pgd.addClass("NNdataGenerator", DataGenerator.class,
        "Generate the data to be used by NNloadGenerator");
  } catch(Throwable e) {
    e.printStackTrace();
  }
}