Package org.apache.hadoop.hdfs.protocol

Class LocatedBlocks

java.lang.Object
org.apache.hadoop.hdfs.protocol.LocatedBlocks
@Private @Evolving public class LocatedBlocks extends Object
Collection of blocks with their locations and the file length.

  • Constructor Details

    • LocatedBlocks

      public LocatedBlocks()

    • LocatedBlocks

      public LocatedBlocks(long flength, boolean isUnderConstuction, List<LocatedBlock> blks, LocatedBlock lastBlock, boolean isLastBlockCompleted, org.apache.hadoop.fs.FileEncryptionInfo feInfo, ErasureCodingPolicy ecPolicy)

  • Method Details

    • getLocatedBlocks

      public List<LocatedBlock> getLocatedBlocks()
      Get located blocks.

    • getLastLocatedBlock

      public LocatedBlock getLastLocatedBlock()
      Get the last located block.

    • isLastBlockComplete

      public boolean isLastBlockComplete()
      Is the last block completed?

    • get

      public LocatedBlock get(int index)
      Get located block.

    • locatedBlockCount

      public int locatedBlockCount()
      Get number of located blocks.

    • getFileLength

      public long getFileLength()

    • isUnderConstruction

      public boolean isUnderConstruction()
      Return true if file was under construction when this LocatedBlocks was constructed, false otherwise.

    • getFileEncryptionInfo

      public org.apache.hadoop.fs.FileEncryptionInfo getFileEncryptionInfo()
      Returns:
      the FileEncryptionInfo for the LocatedBlocks

    • getErasureCodingPolicy

      public ErasureCodingPolicy getErasureCodingPolicy()
      Returns:
      The ECPolicy for ErasureCoded file, null otherwise.

    • findBlock

      public int findBlock(long offset)
      Find block containing specified offset.
      Returns:
      block if found, or null otherwise.

    • insertRange

      public void insertRange(int blockIdx, List<LocatedBlock> newBlocks)

    • getInsertIndex

      public static int getInsertIndex(int binSearchResult)

    • toString

      public String toString()
      Overrides:
      toString in class Object