Google App Engine is now in Java

So far, the only Google App Engine with Python programming. Now, Java is a programming language has been added. There will also be a language such as Groovy and JRuby support, based on the Java virtual machine from running.

In the first version of the API will be according to Google the key class libraries supported. In addition, there are the Java Servlet API, the JPA and JDO interfaces and javax.cache and javax.mail. Api Java runs in a sandbox.

Since it is because of the many Java applications will certainly be mistakes and omissions may occur compatibility, only the first 10,000 users to test admitted.