private com.google.protobuf.MapField<java.lang.String, java.lang.Integer>
      internalGetTrafficSplit() {
    if (trafficSplit_ == null) {
      return com.google.protobuf.MapField.emptyMapField(
          TrafficSplitDefaultEntryHolder.defaultEntry);
    }
    return trafficSplit_;
  }
<pre>
Required. The DeployedModel to be created within the Endpoint. Note that
[Endpoint.traffic_split][google.cloud.aiplatform.v1.Endpoint.traffic_split]
must be updated for the DeployedModel to start receiving traffic, either as
part of this call, or via
[EndpointService.UpdateEndpoint][google.cloud.aiplatform.v1.EndpointService.UpdateEndpoint].
</pre>

<code>
.google.cloud.vertexai.v1.DeployedModel deployed_model = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/DeployModelRequest.java