When you are working with Weblogic JDBC Datasources for example in a Web Application, EJB or in an AQ or Database resource adapter then there is a possibility that the database sessions are in an invalid state when you change something like a package or object type in the database. This can be solved by restarting all the managed servers, reset all the Datasources in the Weblogic console or use this ANT or WLST script. This script is an ANT file where I use the WLST ANT task to fire some wlst and phyton commandos.
Almost at every conference, event, training, or consulting engagement someone asks for my opinion on the whole design for testability thing. I’m not quite sure why I haven’t blogged on this topic, especially at the time that a lot of the other bloggers were weighing in, but better late than never.
Before getting into that, I [...]
Oracle Weblogic Application Server has a lot of features to make your Web Applications or Web Services Scalable and High Available. To achieve Scalability you can add managed servers to a WLS cluster and High Availability can be achieved by Server and Service migration. The only thing Weblogic does not provide for you is a one shared IP address for the outside HTTP world. You don't want the user or application connect to one specific managed server of the cluster.
From the time the news that Oracle was going to acquire Sun there has been much debate on what this would mean for MySQL. Today Edward Screven, Oracle’s chief corporate architect, revealed the future of MySQL in a keynote at The O’Reilly MySQL Conference & Expo 2010. The simple message was:
MySQL matters to Oracle.
Prior to [...]
As promised in my last post, in this post I will share with you how to play with the Weblogic API through JMX to handle tasks such as creating users, creating roles, assigning users to roles, and letting users change their own password. This post will clear out the gray areas in implementing user subscription or registration forms and the generation of salted-hashed passwords that can be
Apart of the default consoles that are delivered with the Oracle product; such as Weblogic Console, BPEL console, ESB Console, Enterprise Manager. We can also look 'under the hood' of the application server.
When You use JDeveloper 11g and ADF you probably made some independent Task Flows. To use these Task Flows you must add them as regions in your JSPX page or in an UIShell template page. The second step is to provide the right input parameters or use contextual Events so the Task Flows will display the right data. For events you need to publish events from the Task Flows and in the JSPX page you need to subscribe to these events and invoke a ADF Method Action in a other Task Flow.