public com.google.protobuf.ByteString getResourceTypeUriBytes() {
      java.lang.Object ref = "";
      if (resourceTypeCase_ == 3) {
        ref = resourceType_;
      }
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        if (resourceTypeCase_ == 3) {
          resourceType_ = b;
        }
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
The direct type url of Googleapis resource. i.e.
type.googleapis.com/google.cloud.vision.v1.Asset
</pre>

<code>string resource_type_uri = 3;</code>

@return The bytes for resourceTypeUri.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ProcessorIOSpec.java