question: returns the number of under construction replicas in the block report . concode_field_sep int LONGS_PER_FINALIZED_BLOCK concode_elem_sep int LONGS_PER_UC_BLOCK concode_elem_sep long[] blockList concode_elem_sep ReplicaState currentReplicaState concode_elem_sep int HEADER_SIZE concode_elem_sep int currentBlockIndex concode_elem_sep Block block concode_field_sep Block next concode_elem_sep long corruptBlockLengthForTesting concode_elem_sep long blockLength concode_elem_sep long[] getBlockListAsLongs concode_elem_sep long blockGenerationStamp concode_elem_sep void setBlock concode_elem_sep int index2BlockId concode_elem_sep boolean hasNext concode_elem_sep long getMaxGsInBlockList concode_elem_sep void remove concode_elem_sep long blockId concode_elem_sep Iterator<Block> iterator concode_elem_sep ReplicaState getCurrentReplicaState concode_elem_sep ReplicaState blockReplicaState concode_elem_sep long corruptBlockGSForTesting concode_elem_sep void setDelimitingBlock concode_elem_sep int getNumberOfBlocks concode_elem_sep int getNumberOfFinalizedReplicas concode_elem_sep BlockReportIterator getBlockReportIterator
target: int function ( ) { return ( int ) blockList [ 1 ] ; }