@java.lang.Override
  public com.google.cloud.vertexai.api.GenerateContentResponse.PromptFeedback getPromptFeedback() {
    return promptFeedback_ == null
        ? com.google.cloud.vertexai.api.GenerateContentResponse.PromptFeedback.getDefaultInstance()
        : promptFeedback_;
  }
<pre>
Output only. Content filter results for a prompt sent in the request.
Note: Sent only in the first stream chunk.
Only happens when no candidates were generated due to content violations.
</pre>

<code>
.google.cloud.vertexai.v1.GenerateContentResponse.PromptFeedback prompt_feedback = 3 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>

@return The promptFeedback.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/GenerateContentResponse.java