Package org.apache.hadoop.tools

Examples of org.apache.hadoop.tools.DistCpV1

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      final Path srcrootpath = new Path(home, "src_root");
      final String srcrootdir =  srcrootpath.toString();
      final Path dstrootpath = new Path(home, "dst_root");
      final String dstrootdir =  dstrootpath.toString();
      final DistCpV1 distcp = USER_UGI.doAs(new PrivilegedExceptionAction<DistCpV1>() {
        public DistCpV1 run() {
          return new DistCpV1(userConf);
        }
      });

      FileSystem.mkdirs(fs, srcrootpath, new FsPermission((short)0700));
      final String[] args = {"hftp://"+httpAdd+srcrootdir, nnUri+dstrootdir};
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      cluster = new MiniDFSCluster(conf, 2, true, null);
      final URI nnURI = FileSystem.getDefaultUri(conf);
      final String nnUri = nnURI.toString();
      final FileSystem fs = FileSystem.get(URI.create(nnUri), conf);

      final DistCpV1 distcp = new DistCpV1(conf);
      final FsShell shell = new FsShell(conf); 

      final String srcrootdir = "/src_root";
      final String dstrootdir = "/dst_root";
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      final String namenode = FileSystem.getDefaultUri(conf).toString();
      if (namenode.startsWith("hdfs://")) {
        MyFile[] files = createFiles(URI.create(namenode), "/srcdat");
        String destdir = TEST_ROOT_DIR + "/destdat";
        MyFile[] localFiles = createFiles(localfs, destdir);
        ToolRunner.run(new DistCpV1(conf), new String[] {
                                         "-delete",
                                         "-update",
                                         "-log",
                                         "/logs",
                                         namenode+"/srcdat",
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      cluster = new MiniDFSCluster(conf, 2, true, null);
      final FileSystem hdfs = cluster.getFileSystem();
      namenode = FileSystem.getDefaultUri(conf).toString();
      if (namenode.startsWith("hdfs://")) {
        MyFile[] files = createFiles(URI.create(namenode), "/srcdat");
        ToolRunner.run(new DistCpV1(conf), new String[] {
                                         "-log",
                                         namenode+"/logs",
                                         namenode+"/srcdat/*",
                                         namenode+"/destdat"});
        assertTrue("Source and destination directories do not match.",
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Related Classes of org.apache.hadoop.tools.DistCpV1

  • org.apache.hadoop.fs.FileChecksum
  • org.apache.hadoop.fs.FileStatus
  • org.apache.hadoop.fs.FileSystem
  • org.apache.hadoop.fs.FSDataInputStream
  • org.apache.hadoop.fs.FSDataOutputStream
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.fs.permission.FsPermission
  • org.apache.hadoop.fs.Trash
  • org.apache.hadoop.io.LongWritable
  • org.apache.hadoop.io.Text
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