Home » Author Archives: Jeff Davis

Author Archives: Jeff Davis

Multi-Tier Architecture Tutorial using Docker

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Background While there are many very good Docker tutorials currently available, I found that many are either too simplistic in the scenarios offered, or in some cases, too complex for my liking. Thus, I decided to write my own tutorial that describes a multi-tier architecture configured using Docker. Prerequisites This tutorial assumes that you have successfully installed Git and Docker. ...

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Spring Security using API Authentication

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Background While there are many blog posts that detail how to use Spring Security, I often still find it challenging to configure when a problem domain lies outside of the standard LDAP or database authentication. In this post, I’ll describe some simple customizations to Spring Security that enable it to be used with a REST-based API call. Specifically, the use ...

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Google Services Authentication in App Engine, Part 2

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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

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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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