• Apache Maven (3.3.9 or greater) OR Gradle (4.2.1 or greater)
• Google Cloud SDK
• gcloud components install app-engine-java
• gcloud components update

Use either:

• gcloud init
• gcloud auth application-default login

Set your project, the plugins in this example are configured to use this value from gcloud

• gcloud config set project <YOUR_PROJECT_NAME>

We support building with Maven, Gradle, IntelliJ IDEA, and Eclipse. The samples have files to support both Maven and Gradle. To use the IDE plugins, see the documentation pages above.

Using Maven and the App Engine Plugin & Maven Plugin Goals and Parameters

$ mvn package

$ mvn cargo:run

• In the pom.xml, update the App Engine Maven Plugin with your Google Cloud Project Id:

<plugin>
  <groupId>com.google.cloud.tools</groupId>
  <artifactId>appengine-maven-plugin</artifactId>
  <version>2.2.0</version>
  <configuration>
    <projectId>myProjectId</projectId>
    <version>GCLOUD_CONFIG</version>
  </configuration>
</plugin>

Note: GCLOUD_CONFIG is a special version for autogenerating an App Engine version. Change this field to specify a specific version name.

$ mvn package appengine:deploy

Using Gradle and the App Engine Plugin & Gradle Tasks and Parameters

$ gradle tomcatRun

$ gradle appengineDeploy