@java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    if (getRequestsCount() > 0) {
      hash = (37 * hash) + REQUESTS_FIELD_NUMBER;
      hash = (53 * hash) + getRequestsList().hashCode();
    }
    if (hasOutputConfig()) {
      hash = (37 * hash) + OUTPUT_CONFIG_FIELD_NUMBER;
      hash = (53 * hash) + getOutputConfig().hashCode();
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }
<pre>
Required. The desired output location and metadata (e.g. format).
</pre>

<code>
.google.cloud.vision.v1p4beta1.OutputConfig output_config = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/AsyncBatchAnnotateImagesRequest.java