public Builder mergeFrom(
          com.google.cloud.vision.v1p3beta1.ProductSearchResults.GroupedResult other) {
        if (other
            == com.google.cloud.vision.v1p3beta1.ProductSearchResults.GroupedResult
                .getDefaultInstance()) return this;
        if (other.hasBoundingPoly()) {
          mergeBoundingPoly(other.getBoundingPoly());
        }
        if (resultsBuilder_ == null) {
          if (!other.results_.isEmpty()) {
            if (results_.isEmpty()) {
              results_ = other.results_;
              bitField0_ = (bitField0_ & ~0x00000002);
            } else {
              ensureResultsIsMutable();
              results_.addAll(other.results_);
            }
            onChanged();
          }
        } else {
          if (!other.results_.isEmpty()) {
            if (resultsBuilder_.isEmpty()) {
              resultsBuilder_.dispose();
              resultsBuilder_ = null;
              results_ = other.results_;
              bitField0_ = (bitField0_ & ~0x00000002);
              resultsBuilder_ =
                  com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                      ? getResultsFieldBuilder()
                      : null;
            } else {
              resultsBuilder_.addAllMessages(other.results_);
            }
          }
        }
        if (objectAnnotationsBuilder_ == null) {
          if (!other.objectAnnotations_.isEmpty()) {
            if (objectAnnotations_.isEmpty()) {
              objectAnnotations_ = other.objectAnnotations_;
              bitField0_ = (bitField0_ & ~0x00000004);
            } else {
              ensureObjectAnnotationsIsMutable();
              objectAnnotations_.addAll(other.objectAnnotations_);
            }
            onChanged();
          }
        } else {
          if (!other.objectAnnotations_.isEmpty()) {
            if (objectAnnotationsBuilder_.isEmpty()) {
              objectAnnotationsBuilder_.dispose();
              objectAnnotationsBuilder_ = null;
              objectAnnotations_ = other.objectAnnotations_;
              bitField0_ = (bitField0_ & ~0x00000004);
              objectAnnotationsBuilder_ =
                  com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                      ? getObjectAnnotationsFieldBuilder()
                      : null;
            } else {
              objectAnnotationsBuilder_.addAllMessages(other.objectAnnotations_);
            }
          }
        }
        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }
<pre>
Information about the products similar to a single product in a query
image.
</pre>

Protobuf type {@code google.cloud.vision.v1p3beta1.ProductSearchResults.GroupedResult}
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/ProductSearchResults.java