Java Code Examples for org.apache.hadoop.hdfs.protocol.BlockListAsLongs#convertToArrayLongs()

The following examples show how to use org.apache.hadoop.hdfs.protocol.BlockListAsLongs#convertToArrayLongs() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: IncrementalBlockReport.java    From RDFS with Apache License 2.0 6 votes vote down vote up 
public IncrementalBlockReport(Block[] blocks) {

    currentBlock = 0;
    currentHint = 0;

    if (blocks == null || blocks.length == 0) {
      this.delHintsMap = LightWeightBitSet.getBitSet(0);
      this.delHints = new String[0];
      this.blocks = new long[0];
      return;
    }
    this.delHintsMap = LightWeightBitSet.getBitSet(blocks.length);

    ArrayList<String> hints = new ArrayList<String>(0);
 
    for (int i = 0; i < blocks.length; i++) {
      Block b = blocks[i];
      if (b instanceof ReceivedBlockInfo) {
        ReceivedBlockInfo rbi = (ReceivedBlockInfo) b;
        hints.add(rbi.getDelHints());
        LightWeightBitSet.set(delHintsMap, i);
      }
    }
    this.delHints = hints.toArray(new String[hints.size()]);
    this.blocks = BlockListAsLongs.convertToArrayLongs(blocks);
  }
Example 2
Source File: DataNode.java    From RDFS with Apache License 2.0 5 votes vote down vote up 
/**
 * Sends a 'Blocks Being Written' report to the given node.
 *
 * @param node the node to send the report to
 * @throws IOException
 */
public void sendBlocksBeingWrittenReport(DatanodeProtocol node,
    int namespaceId, DatanodeRegistration nsRegistration) throws IOException {
  Block[] blocks = data.getBlocksBeingWrittenReport(namespaceId);
  if (blocks != null && blocks.length != 0) {
    long[] blocksAsLong =
      BlockListAsLongs.convertToArrayLongs(blocks);
    BlockReport bbwReport = new BlockReport(blocksAsLong);
    node.blocksBeingWrittenReport(nsRegistration, bbwReport);
  }
}