public final UnaryCallable<MaterializeChannelRequest, Operation> materializeChannelCallable() {
    return stub.materializeChannelCallable();
  }
Materialize a channel.

<p>Sample code:

<pre>{@code
// This snippet has been automatically generated and should be regarded as a code template only.
// It will require modifications to work:
// - It may require correct/in-range values for request initialization.
// - It may require specifying regional endpoints when creating the service client as shown in
// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
try (StreamsServiceClient streamsServiceClient = StreamsServiceClient.create()) {
  MaterializeChannelRequest request =
      MaterializeChannelRequest.newBuilder()
          .setParent(ClusterName.of("[PROJECT]", "[LOCATION]", "[CLUSTER]").toString())
          .setChannelId("channelId1461735806")
          .setChannel(Channel.newBuilder().build())
          .setRequestId("requestId693933066")
          .build();
  ApiFuture<Operation> future =
      streamsServiceClient.materializeChannelCallable().futureCall(request);
  // Do something.
  Operation response = future.get();
}
}</pre>
java-visionai/google-cloud-visionai/src/main/java/com/google/cloud/visionai/v1/StreamsServiceClient.java