Package org.apache.hadoop.fs

Examples of org.apache.hadoop.fs.FSDataOutputStream.sync()

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      Path file2 = new Path("/file2");
      FSDataOutputStream stm2 = TestFileCreation.createFile(fs, file2, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file2);
      TestFileCreation.writeFile(stm2, 1000);
      stm2.sync();

      // rm dir
      fs.delete(dir, true);

      // restart cluster with the same namenode port as before.
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      System.out.println("size=" + size);
      stm.write(buffer, 0, size);

      // sync file
      AppendTestUtil.LOG.info("sync");
      stm.sync();
      AppendTestUtil.LOG.info("leasechecker.interrupt()");
      dfs.dfs.leaseChecker.interrupt();

      // set the soft limit to be 1 second so that the
      // namenode triggers lease recovery on next attempt to write-for-open.
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      Path file1 = new Path(dir1, "file1");
      FSDataOutputStream stm1 = TestFileCreation.createFile(fs, file1, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file1);
      writeFile(stm1);
      stm1.sync();

      // create file2.
      Path dir2 = new Path("/user/dir2");
      Path file2 = new Path(dir2, "file2");
      FSDataOutputStream stm2 = TestFileCreation.createFile(fs, file2, 1);
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      Path file2 = new Path(dir2, "file2");
      FSDataOutputStream stm2 = TestFileCreation.createFile(fs, file2, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file2);
      writeFile(stm2);
      stm2.sync();

      // move dir1 while file1 is open
      Path dir3 = new Path("/user/dir3");
      fs.mkdirs(dir3);
      fs.rename(dir1, dir3);
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      Path file1 = new Path(dir1, "file1");
      FSDataOutputStream stm1 = TestFileCreation.createFile(fs, file1, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file1);
      writeFile(stm1);
      stm1.sync();

      // create file2.
      Path dir2 = new Path("/user/dir2");
      Path file2 = new Path(dir2, "file2");
      FSDataOutputStream stm2 = TestFileCreation.createFile(fs, file2, 1);
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      Path file2 = new Path(dir2, "file2");
      FSDataOutputStream stm2 = TestFileCreation.createFile(fs, file2, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file2);
      writeFile(stm2);
      stm2.sync();

      // move dir1 while file1 is open
      Path dir3 = new Path("/user/dir3");
      fs.rename(dir1, dir3);
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      Path file1 = new Path(dir1, "file1");
      FSDataOutputStream stm1 = TestFileCreation.createFile(fs, file1, 1);
      System.out.println("testFileCreationDeleteParent: " +
                         "Created file " + file1);
      writeFile(stm1);
      stm1.sync();

      Path dir2 = new Path("/user/dir2");
      fs.mkdirs(dir2);

      fs.rename(file1, dir2);
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      Path file1 = new Path(dir1, "file1");
      FSDataOutputStream stm1 = TestFileCreation.createFile(fs, file1, 1);
      System.out.println("testFileCreationDeleteParent: "
          + "Created file " + file1);
      writeFile(stm1);
      stm1.sync();

      Path dir2 = new Path("/user/dir2");

      fs.rename(file1, dir2);
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    byte [] bytes = Bytes.toBytes(getName());
    // First verify that using streams all works.
    Path p = new Path(dir, getName() + ".fsdos");
    FSDataOutputStream out = fs.create(p);
    out.write(bytes);
    out.sync();
    FSDataInputStream in = fs.open(p);
    assertTrue(in.available() > 0);
    byte [] buffer = new byte [1024];
    int read = in.read(buffer);
    assertEquals(bytes.length, read);
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      System.out.println("testFileCreationNamenodeRestart: "
                         + "Created file " + file1);

      // write two full blocks.
      writeFile(stm, numBlocks * blockSize);
      stm.sync();

      // rename file wile keeping it open.
      Path fileRenamed = new Path("/filestatusRenamed.dat");
      fs.rename(file1, fileRenamed);
      System.out.println("testFileCreationNamenodeRestart: "
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