question: this reads all the fields till the beginning of checksum . concode_field_sep DataChecksum checksum concode_elem_sep short VERSION concode_elem_sep Log LOG concode_elem_sep HdfsConfiguration conf concode_elem_sep short version concode_field_sep short getVersion concode_elem_sep void writeHeader concode_elem_sep void writeHeader concode_elem_sep DataChecksum readDataChecksum concode_elem_sep DataChecksum readDataChecksum concode_elem_sep int getHeaderSize concode_elem_sep DataChecksum getChecksum concode_elem_sep BlockMetadataHeader preadHeader
target: BlockMetadataHeader function ( DataInputStream arg0 ) { return readHeader ( arg0 . readShort ( ) , arg0 ) ; }