Create App Engine tasks

Stay organized with collections Save and categorize content based on your preferences.

Creates App Engine tasks for migrating from taskqueues example.

Explore further

For detailed documentation that includes this code sample, see the following:

Code sample

Java

To learn how to install and use the client library for Cloud Tasks, see Cloud Tasks client libraries.

import com.google.cloud.tasks.v2.AppEngineHttpRequest;
import com.google.cloud.tasks.v2.CloudTasksClient;
import com.google.cloud.tasks.v2.HttpMethod;
import com.google.cloud.tasks.v2.QueueName;
import com.google.cloud.tasks.v2.Task;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(
    name = "TaskEnqueue",
    description = "Enqueue a task targeted at endpoint '/cloudtasks/worker'",
    urlPatterns = "/cloudtasks/enqueue")
public class Enqueue extends HttpServlet {

  // TODO(developer): Replace these variables before running the sample.
  static final String projectId = "my-project-id";
  static final String locationId = "us-central1";

  // Function creates Cloud Tasks from form submissions.
  protected void doPost(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    String key = request.getParameter("key");

    try (CloudTasksClient client = CloudTasksClient.create()) {
      // Construct the fully qualified queue name.
      String queueName = QueueName.of(projectId, locationId, "default").toString();

      // Construct the task body.
      Task task =
          Task.newBuilder()
              .setAppEngineHttpRequest(
                  AppEngineHttpRequest.newBuilder()
                      .setRelativeUri("/cloudtasks/worker?key=" + key)
                      .setHttpMethod(HttpMethod.POST)
                      .build())
              .build();

      // Add the task to the default queue.
      Task taskResponse = client.createTask(queueName, task);
      System.out.println("Task created: " + taskResponse.getName());
    }

    response.sendRedirect("/");
  }
}

What's next

To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.