Package tachyon.client

Examples of tachyon.client.BlockHandler

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      return false;
    }
    boolean copySuccess = false;
    Closer closer = Closer.create();
    try {
      BlockHandler bhSrc = closer.register(getBlockHandler(blockId));
      BlockHandler bhDst = closer.register(dstDir.getBlockHandler(blockId));
      ByteBuffer srcBuf = bhSrc.read(0, (int) size);
      copySuccess = (bhDst.append(0, srcBuf) == size);
    } finally {
      closer.close();
    }
    if (copySuccess) {
      dstDir.addBlockId(blockId, size);
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   * @param length length of data to read
   * @return ByteBuffer which contains data of the block
   * @throws IOException
   */
  public ByteBuffer getBlockData(long blockId, long offset, int length) throws IOException {
    BlockHandler bh = getBlockHandler(blockId);
    try {
      return bh.read(offset, length);
    } finally {
      bh.close();
    }
  }
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  }

  private void createBlockFile(StorageDir dir, long blockId, int blockSize) throws IOException {
    byte[] buf = TestUtils.getIncreasingByteArray(blockSize);

    BlockHandler bhSrc =
        BlockHandler.get(CommonUtils.concat(dir.getUserTempFilePath(mUserId, blockId)));
    try {
      bhSrc.append(0, ByteBuffer.wrap(buf));
    } finally {
      bhSrc.close();
    }
    dir.requestSpace(mUserId, blockSize);
    dir.cacheBlock(mUserId, blockId);
  }
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  }

  private void createBlockFile(StorageDir dir, long blockId, int blockSize) throws IOException {
    byte[] buf = TestUtils.getIncreasingByteArray(blockSize);

    BlockHandler bhSrc =
        BlockHandler.get(CommonUtils.concat(dir.getUserTempFilePath(mUserId, blockId)));
    try {
      bhSrc.append(0, ByteBuffer.wrap(buf));
    } finally {
      bhSrc.close();
    }
    dir.requestSpace(mUserId, blockSize);
    dir.cacheBlock(mUserId, blockId);
  }
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    }
  }

  private void createBlockFile(StorageDir dir, long blockId, int blockSize) throws IOException {
    byte[] buf = TestUtils.getIncreasingByteArray(blockSize);
    BlockHandler bhSrc =
        BlockHandler.get(CommonUtils.concat(dir.getUserTempFilePath(mUserId, blockId)));
    try {
      bhSrc.append(0, ByteBuffer.wrap(buf));
    } finally {
      bhSrc.close();
    }
    dir.cacheBlock(mUserId, blockId);
  }
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Related Classes of tachyon.client.BlockHandler

  • tachyon.worker.hierarchy.EvictStrategyTest
  • tachyon.worker.hierarchy.StorageDir
  • tachyon.worker.hierarchy.StorageDirTest
  • tachyon.worker.hierarchy.StorageTierTest
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