This is great. +1 to Derek's suggestion to put it in the wiki. On Apr 22, 4:39 am, Atsuhiko Yamanaka <atsuhiko.yaman...@gmail.com> wrote: > Hi there, > > Let me introduce you the brief tutorial to deploy simple lift application to > Google App Engine for Java(GAE/J) . Now, Lift 1.1-SNAPSHOT code base > has included the support for GAE/J and it has become very easy to do it. > > First of all, suppose that you have already signed up GAE/J account > and registered your application name as, for example, lift, at your > admin page[1] > So, at the end of this tutorial, your application will be available at > http://lift.appspot.com/ > > Ok, let's start it. > > 1. Create the project. > As an example, we will create the project with the groupId as > 'test.test.test' and > artifactId as 'test'. So it should be done as follows, > > mvn archetype:create -U \ > -DarchetypeGroupId=net.liftweb \ > -DarchetypeArtifactId=lift-archetype-blank \ > -DarchetypeVersion=1.1-SNAPSHOT \ > -DremoteRepositories=http://scala-tools.org/repo-snapshots\ > -DgroupId=test.test.test -DartifactId=test > > Please note that artchetypeVersion is '1.1-SNAPSHOT' and > remoteRepositories is > 'http://scala-tools.org/repo-snapshots'. > It seems it will fail If it is 'http://scala-tools.org/repo-releases' > > 2 Add appengine-web.xml > Create a file named as 'appengine-web.xml' under 'src/main/webapp/WEB-INF' > with your faivorite editor. > > $ cd test > $ emacs -nw src/main/web/app/WEB-INF/appengine-web.xml > > Its content should be as follows, > > <?xml version="1.0" encoding="utf-8"?> > <appengine-web-app xmlns="http://appengine.google.com/ns/1.0";> > <application>lift</application> > <version>1</version> > <system-properties> > <property name="in.gae.j" value="true" /> > </system-properties> > <sessions-enabled>true</sessions-enabled> > <static-files> > <exclude path="/**" /> > </static-files> > </appengine-web-app> > > Please note that the content of application tag must be the application > name > you have registered. In this tutorial, we have used 'lift' as > described previous. > And then, one more note. Without 'static-files' tag setting, you > will get weired result at > http://lift.appspot.com/index.html; I mean that the content of > /index.html will be displayed > without snippet processing. > > 3. Compile > As you have done every day, you will be able to compile it. > > $ mvn package > > 4. Testing > Google App Engine for Java SDK[2] has included the local development server. > > $ appengine-java-sdk-1.2.0/bin/dev_appserver.sh target/test-1.0-SNAPSHOT > > After some messages, it will wait for your access athttp://localhost:8080/. > Try it with your web browser. > > 5. Deployment > It is really easy to deploy it to GAE/J. > > $ appengine-java-sdk-1.2.0/bin/appcfg.sh update target/test-1.0-SNAPSHOT > > You will be asked for your email address on GMAIL and password for it. > If everything works well, your first lift application must be available at > http://lift.appspot.com/ > > That's all. > > The comet and RDB accesses are not available on GAE/J, but Lift's > nice functionalities > like snippet, ajax, etc. are available and it is worth of trying it, IMHO. > If it is allowed, I'll post other tutorials, for example, for Lift/JPA > and some tips to > run Lift on GAE/J and to work around some GAE/J's bugs. > > Frankly to say, in Lift code base, there must be many problems and > bugs to run it there. > I hope that this tutorial becomes the first step for Lift users to try GAE/J > and contribution for finding, sharing and fixing bugs and problems. > > [1]http://appengine.google.com/ > [2]http://code.google.com/intl/en/appengine/downloads.html#Google_App_En... > > Sincerely, > -- > Atsuhiko Yamanaka > JCraft,Inc. > 1-14-20 HONCHO AOBA-KU, > SENDAI, MIYAGI 980-0014 Japan. > Tel +81-22-723-2150 > +1-415-578-3454 > Fax +81-22-224-8773 > Skype callto://jcraft/
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