private void ensureUintValIsMutable() {
      if (!uintVal_.isModifiable()) {
        uintVal_ = makeMutableCopy(uintVal_);
      }
      bitField0_ |= 0x00000200;
    }
<pre>
[INT64][google.cloud.aiplatform.v1.Tensor.DataType.INT64]
</pre>

<code>repeated int64 int64_val = 8;</code>

@return This builder for chaining.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Tensor.java