private void ensureInputArgsIsMutable() {
      if (!((bitField0_ & 0x00000002) != 0)) {
        inputArgs_ =
            new java.util.ArrayList<
                com.google.cloud.visionai.v1.OperatorDefinition.ArgumentDefinition>(inputArgs_);
        bitField0_ |= 0x00000002;
      }
    }
<pre>
The name of this operator.

Tentatively [A-Z][a-zA-Z0-9]*, e.g., BboxCounter, PetDetector,
PetDetector1.
</pre>

<code>string operator = 1;</code>

@param value The bytes for operator to set.
@return This builder for chaining.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OperatorDefinition.java