@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      indexTime_ = null;
      if (indexTimeBuilder_ != null) {
        indexTimeBuilder_.dispose();
        indexTimeBuilder_ = null;
      }
      if (resultsBuilder_ == null) {
        results_ = java.util.Collections.emptyList();
      } else {
        results_ = null;
        resultsBuilder_.clear();
      }
      bitField0_ = (bitField0_ & ~0x00000002);
      if (productGroupedResultsBuilder_ == null) {
        productGroupedResults_ = java.util.Collections.emptyList();
      } else {
        productGroupedResults_ = null;
        productGroupedResultsBuilder_.clear();
      }
      bitField0_ = (bitField0_ & ~0x00000004);
      return this;
    }
<pre>
Results for a product search request.
</pre>

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