Running Grails application and managing its dependencies with maven.

Running Grails application and managing its dependencies with maven is quite easy. You just need to issue the following command for generating the pom.xml. And then you can manage your Grails application’s dependencies with maven:

grails create-pom my.company

This will generate the pom file with all the dependencies and maven grails plugin. In order to run the application with maven you will have to issue the following command:

mvn grails:run-app

to explore more goals offered by the Grails maven plugin use the following command to list them:

 mvn grails:help

This will list all the goals offered by the plugin. Here’s the list provided by Grails 2.1.3:

This plugin has 37 goals:

grails:clean
  Cleans a Grails project.

grails:config-directories
  Set sources/tests directories to be compatible with the directories layout
  used by grails.

grails:console
  Runs a Grails console inside the current project.

grails:create-controller
  Creates a new controller.

grails:create-domain-class
  Creates a new domain class.

grails:create-integration-test
  Creates a new Grails integration test which loads the whole Grails environment
  when run.

grails:create-pom
  Creates a creates a maven 2 POM for an existing Grails project.

grails:create-script
  Creates a Grails Gant Script.

grails:create-service
  Creates a new service class.

grails:create-tag-lib
  Creates a new GSP tag library.

grails:create-unit-test
  Creates a new Grails unit test. A unit test requires that you mock out access
  to dynamic methods, but executes a lot quicker.

grails:exec
  Executes an arbitrary Grails command.

grails:generate-all
  Generates a CRUD interface (controller + views) for a domain class.

grails:generate-controller
  Generates a CRUD controller for a specified domain class.

grails:generate-views
  Generates the CRUD views for a specified domain class.

grails:help
  Display help information on grails-maven-plugin.
  Call
    mvn grails:help -Ddetail=true -Dgoal=<goal-name>
  to display parameter details.

grails:init
  Validate consistency between Grails and Maven settings.

grails:init-plugin
  Validate consistency between Grails and Maven settings.

grails:install-templates
  Installs the artifact and scaffolding templates.

grails:list-plugins
  Lists the available plugins.

grails:maven-clean
  Cleans a Grails project and jars in lib directory.

grails:maven-compile
  Compiles a Grails project.

grails:maven-functional-test
  Runs a Grails application's functional tests.

grails:maven-grails-app-war
  Creates a WAR archive and register it in maven. This differs from the
  MvnWarMojo in that it makes the WAR file the build artifact for the
  'grails-app' packaging. The standard 'maven-war' goal is designed for the
  normal 'war' packaging.

grails:maven-test
  Runs a Grails applications unit tests and integration tests.

grails:maven-war
  Creates a WAR archive for the project and puts it in the usual Maven place.

grails:package
  Packages the Grails application into the web-app folder for running.

grails:package-plugin
  Packages the Grails plugin.

grails:run-app
  Runs a Grails application in Jetty.

grails:run-app-https
  Runs a Grails application in Jetty with HTTPS listener.

grails:run-war
  Runs a Grails application in Jetty from its WAR.

grails:set-version
  Set the grails application version from the Maven POM version.

grails:test-app
  Runs a Grails applications unit tests and integration tests.

grails:upgrade
  Upgrades a Grails application to the version of this plugin.

grails:validate
  Validate consistency between Grails and Maven settings.

grails:validate-plugin
  Validate consistency between Grails and Maven settings.

grails:war
  Creates a WAR archive.