Package org.apache.hadoop.hbase.io.encoding

Examples of org.apache.hadoop.hbase.io.encoding.HFileBlockDecodingContext.prepareDecoding()


    HFileBlock unpacked = new HFileBlock(this);
    unpacked.allocateBuffer(); // allocates space for the decompressed block

    HFileBlockDecodingContext ctx = blockType == BlockType.ENCODED_DATA ?
      reader.getBlockDecodingContext() : reader.getDefaultBlockDecodingContext();
    ctx.prepareDecoding(unpacked.getOnDiskSizeWithoutHeader(),
      unpacked.getUncompressedSizeWithoutHeader(), unpacked.getBufferWithoutHeader(),
      this.getBufferReadOnlyWithHeader().array(), this.headerSize());

    // Preserve the next block's header bytes in the new block if we have them.
    if (unpacked.hasNextBlockHeader()) {
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      reader.getBlockDecodingContext() : reader.getDefaultBlockDecodingContext();

    ByteBuffer dup = this.buf.duplicate();
    dup.position(this.headerSize());
    dup = dup.slice();
    ctx.prepareDecoding(unpacked.getOnDiskSizeWithoutHeader(),
      unpacked.getUncompressedSizeWithoutHeader(), unpacked.getBufferWithoutHeader(),
      dup);

    // Preserve the next block's header bytes in the new block if we have them.
    if (unpacked.hasNextBlockHeader()) {
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