public Builder clearEndpoint() {
      bitField0_ = (bitField0_ & ~0x00000001);
      endpoint_ = null;
      if (endpointBuilder_ != null) {
        endpointBuilder_.dispose();
        endpointBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Required. The Endpoint which replaces the resource on the server. Currently
we only support updating the `client_connection_config` field, all the
other fields' update will be blocked.
</pre>

<code>
.google.cloud.vertexai.v1.Endpoint endpoint = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/UpdateEndpointLongRunningRequest.java