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Tag Archives: Google App Engine

Upgrading to Java 7 on Google’s AppEngine

If you are still running a Java 6 application on Google AppEngine, you’re about to get into serious trouble. Any moment now, the AppEngine team is going to release version 1.8.9, which will no longer support deployment of Java 6 applications. Existing applications will keep on running. But you should probably upgrade your application with the necessary urgency, as you will ...

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CapeDwarf – Google App Engine on Java EE

I have many hobbyhorses. Coming all the way from the early Java EE specifications and having done the “cloud” excursion with Java EE 7 I was curious to see what newly announced CapeDwarf project has in stock to bring Google’s Platform as a Service offering “Google App Engine” on premise. The Story so Far I did play around with App ...

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Vaadin App on Google App Engine in 5 Minutes

In this tutorial you’ll learn how to create your very first Vaadin web application, how to run it on a local AppEngine development server and how to deploy it to the Google App Engine infrastructure. And all of that in about 5 to 10 minutes. Yes, if you have the necessary prerequisites installed, you’ll be up and running straight away. ...

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Google Services Authentication in App Engine, Part 2

In the first part of the tutorial I described how to use OAuth for access/authentication for Google’s API services. Unfortunately, as I discovered a bit later, the approach I used was OAuth 1.0, which has apparently now been officially deprecated by Google in favor of version 2.0 of OAuth. Obviously, I was a bit bummed to discovered this, and promised I ...

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Google Services Authentication in App Engine, Part 1

This post will illustrate how to build a simple Google App Engine (GAE) Java application that authenticates against Google as well as leverages Google’s OAuth for authorizing access to Google’s API services such as Google Docs. In addition, building on some of the examples already provided by Google, it will also illustrate how to persist data using the App Engine ...

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Google App Engine Full Text Search with Cloud SQL

Many Google AppEngine developers have been waiting for the Full Text Search feature, especially coming from Google the biggest search engine on the Web. I was quite happy to see that Google team is working on it as you can check in the Google I/O 2011 session : Full Text Search by Bo Majewski, Ged Ellis . As far as ...

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Rapid Cloud Development with Spring Roo – Part 1: Google App Engine (GAE)

Spring Roo is a tool to offer rapid application development on the Java platform. I already explained when to use it: http://www.kai-waehner.de/blog/2011/04/05/when-to-use-spring-roo. Spring Roo supports two solutions for Cloud Computing at the moment: Google App Engine (GAE) and VMware Cloud Foundry. Both provide the Platform as a Service (PaaS) concept. This article will discuss the GAE support of Spring Roo. ...

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Google AppEngine: Task Queues API

Task Queues com.google.appengine.api.taskqueue With Task Queues a user can initiate a request to have applications perform work outside of this request; they are a powerful tool for background work. Furthermore, you can organize work into small, discrete units (tasks). The application then inserts these tasks into one or more queues based on the queue’s configuration and processes them in FIFO ...

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