build.gradle

// Copyright 2016 Google Inc.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//        http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
// [START gradle]
buildscript {      // Configuration for building
  repositories {
    jcenter()      // Bintray's repository - a fast Maven Central mirror & more
    mavenCentral()
  }
  dependencies {
    classpath 'com.google.cloud.tools:appengine-gradle-plugin:2.5.0'
    classpath 'org.akhikhl.gretty:gretty:+'
  }
}

repositories {   // repositories for JARs you access in your code
  maven {
    url 'https://maven-central.storage.googleapis.com'             // Google's mirror of Maven Central
  }

//maven {
//  url 'https://oss.sonatype.org/content/repositories/snapshots' // SNAPSHOT repository if needed
//}

  jcenter()
  mavenCentral()
}

apply plugin: 'java'
apply plugin: 'war'
apply plugin: 'org.akhikhl.gretty'
apply plugin: 'com.google.cloud.tools.appengine'

dependencies {
  providedCompile 'javax.servlet:javax.servlet-api:4.0.1'
  providedCompile 'com.google.appengine:appengine:+'
// Add your dependencies here.

}

// [START gretty]
gretty {
    httpPort = 8080
    contextPath = '/'
    servletContainer = 'jetty9'  // What App Engine Flexible uses
}
// [END gretty]

// [START model]
appengine {

  deploy {   // deploy configuration
    stopPreviousVersion = true  // default - stop the current version
    promote = true              // default - & make this the current version
    projectId = 'GCLOUD_CONFIG' // delegate to project in gcloud config
    version = 'GCLOUD_CONFIG'   // delegate to gcloud to generate a version
  }
}
// [END model]

group = 'com.example.appengine.helloworld-jsp'   // Generated output GroupId
version = '1.0-SNAPSHOT'          // Version in generated output

sourceCompatibility = 1.8
targetCompatibility = 1.8
// [END gradle]