public Builder setSearchConfig(com.google.cloud.visionai.v1.SearchConfig value) {
      if (searchConfigBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        searchConfig_ = value;
      } else {
        searchConfigBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
Required. The search configuration to update.

The search configuration's `name` field is used to identify the resource to
be updated. Format:
`projects/{project_number}/locations/{location}/corpora/{corpus}/searchConfigs/{search_config}`
</pre>

<code>
.google.cloud.visionai.v1.SearchConfig search_config = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/UpdateSearchConfigRequest.java