public Builder clear() {
        super.clear();
        userid_ = "";
        bitField0_ = (bitField0_ & ~0x00000001);
        commandName_ = "";
        bitField0_ = (bitField0_ & ~0x00000002);
        commandArgs_ = java.util.Collections.emptyList();;
        bitField0_ = (bitField0_ & ~0x00000004);
        state_ = com.google.protobuf.ByteString.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000008);
        return this;
      }