Package org.apache.hadoop.hdfs

Examples of org.apache.hadoop.hdfs.DFSLocatedBlocks.locatedBlockCount()

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      // File could have been renamed, and a new file created in its place.
      try {
        DFSInputStream stm = client.open(path);
        DFSLocatedBlocks locBlks = stm.fetchLocatedBlocks();

        if (locBlks.locatedBlockCount() >= blks.length) {
          if (blks[index] != null && locBlks.get(index) != null) {
            if (blks[index].getBlockId() == locBlks.get(index).getBlock().getBlockId()) {
              blks[index].setNumBytes(locBlks.get(index).getBlock().getNumBytes());
              return;
            }
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      // File could have been renamed, and a new file created in its place.
      try {
        DFSInputStream stm = client.open(path);
        DFSLocatedBlocks locBlks = stm.fetchLocatedBlocks();

        if (locBlks.locatedBlockCount() >= blks.length) {
          if (blks[index] != null && locBlks.get(index) != null) {
            if (blks[index].getBlockId() == locBlks.get(index).getBlock().getBlockId()) {
              blks[index].setNumBytes(locBlks.get(index).getBlock().getNumBytes());
              return;
            }
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    LocatedBlocks locBlks = blocksArr[0];
    DFSLocatedBlocks dfsLocBlks = stm.fetchLocatedBlocks();
    stm.close();

    assertTrue(locBlks.locatedBlockCount() == 1); // one byte so must be one block
    assertTrue(locBlks.locatedBlockCount() == dfsLocBlks.locatedBlockCount());
    assertTrue(locBlks.get(0).getBlock().getBlockId() ==
               dfsLocBlks.get(0).getBlock().getBlockId());
    assertTrue(locBlks.getFileLength() == 1);

    blocksArr = ssProtocol.getLocatedBlocks("test", "/bar/woot");
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    locBlks = blocksArr[0];
    dfsLocBlks = stm.fetchLocatedBlocks();
    stm.close();

    assertTrue(locBlks.locatedBlockCount() == 1); // one byte so must be one block
    assertTrue(locBlks.locatedBlockCount() == dfsLocBlks.locatedBlockCount());
    assertTrue(locBlks.get(0).getBlock().getBlockId() ==
               dfsLocBlks.get(0).getBlock().getBlockId());
    assertTrue(locBlks.getFileLength() == 1);

    blocksArr = ssProtocol.getLocatedBlocks("test", "/bar");
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