These last days I've been playing with Apache Tomcat 9 and log4j2. You may wonder why I want to change the good an old Tomcat JULI. Well, although I love the simplicity of its configuration and the fact that JULI works, log4j2 offers a big variety of appenders that make it very interesting. Also I prefer the way of how log4j2 rolls the files, keeping the original name un-touched (e.g.
Usually when you are developing a new feature or fixing an issue, you want to focus in your business logic. If your application delegates the authentication in some SSO system you usually mocks the response from this last one. However for integration tests, it is nice to be able to test your application against the full SSO cycle, specially if you have to use things like the SAML2 Web Profile.
In this entry I would like to share my experiences using Oracle Java Cloud Service, especially securing the application environment. I will show you some issues that I encountered during standard process of setting up environment. I will also explain some basic concepts that are fundamental to work with cloud services.
Last week I've investigated how does OAuth2 protocol works and developed a Proof of Concept (PoC) in Java. In this post I would like to show you how effortlessly develop simple client-server application using OAuth 2.0 standard for authorization of protected resources placed on a server.
Before we start developing our first secured web application with OAuth2 let's understand how it works.
What is it and how does it work?
Topic: This post is about profiling and performance tuning of distributed workloads and in particular Hadoop applications. You will learn of a profiler application we have developed and how it has successfully been applied to tuning Sqoop to improve the throughput of data transfer from Oracle to Hadoop.
If you have worked with maven in an enterprise environment probably you have followed recipes like this one (btw thanks Mykong!) in order to integrate Oracle libraries in your projects. But nowadays you can forget about all these tricks because since the beginning of the year the Oracle Maven repository is available for public access, hooray!!!
Maybe you are wondering why a java entry in a databases blog? The answer is simple, at CERN, the Infrastucture and Middleware Services section (aka IMS) is part of the Database Services , and, among many other things, we take care of the Java application servers for our users.