public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
          return com.google.cloud.vertexai.api.ToolProto
              .internal_static_google_cloud_vertexai_v1_RagRetrievalConfig_Ranking_LlmRanker_descriptor;
        }
<pre>
Config for LlmRanker.
</pre>

Protobuf type {@code google.cloud.vertexai.v1.RagRetrievalConfig.Ranking.LlmRanker}
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/RagRetrievalConfig.java