public Builder setAppEngineRouting(
        com.google.cloud.tasks.v2beta2.AppEngineRouting.Builder builderForValue) {
      if (appEngineRoutingBuilder_ == null) {
        appEngineRouting_ = builderForValue.build();
      } else {
        appEngineRoutingBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
Task-level setting for App Engine routing.

If set,
[app_engine_routing_override][google.cloud.tasks.v2beta2.AppEngineHttpTarget.app_engine_routing_override]
is used for all tasks in the queue, no matter what the setting is for the
[task-level
app_engine_routing][google.cloud.tasks.v2beta2.AppEngineHttpRequest.app_engine_routing].
</pre>

<code>.google.cloud.tasks.v2beta2.AppEngineRouting app_engine_routing = 2;</code>
java-tasks/proto-google-cloud-tasks-v2beta2/src/main/java/com/google/cloud/tasks/v2beta2/AppEngineHttpRequest.java