code: public final Operation setPartitionId(int partitionId) {
          this.partitionId = partitionId;
          setFlag(partitionId > Short.MAX_VALUE, BITMASK_PARTITION_ID_32_BIT);
          return this;
      }
docs: Sets the partition ID.
  
  @param partitionId the ID of the partition.
  @return the updated Operation.
  @see #getPartitionId()