Per Henrik Lausten

Using Notes objects in XPages and in Java require that you recycle those objects in order to avoid memory leaks and backend out of memory issues. Here I will summarize how to do proper recycling in XPages for server-side javascript, Java and Java using the new OpenNTF project org.openntf.domino. Server-side JavaScript With server-side JavaScript you [...]

I recently passed the LOT-922 certification test (Developing IBM Lotus Domino 8.5.2 Applications: Advanced XPage Design). The test is a multiple choice test with 32 questions and a required passing score of 75%- I scored 90%. Since I was already an IBM Certified Application Developer on Notes/Domino 8.5 the passing of the test upgraded my [...]

With Java and managed beans you can make your XPages applications even more powerful. In this blog post I will go through the steps to create and use a managed bean in XPages. I am using Lotus Notes and Domino Designer 8.5.3 and will therefore use the new Java design element for the Java code [...]

I recently finished a project with the purpose of integrating a Lotus Notes CRM application with Microsoft Outlook and Microsoft Exchange. The customer has moved their mail handling to Exchange and Outlook and still uses Lotus Notes for their application handling including this CRM application. The CRM application had functionality to import mails from Notes, [...]

The return value of the Java method getItemValueString has been changed in Lotus Domino 6.5.5, Lotus Domino 7.0 and later releases. Before 6.5.5 the method getItemValueString returns null if the item is empty or if the item does not exist. In 6.5.5, 7.0 and later releases getItemValueString returns the empty string (“”) instead. I upgraded [...]

Google Web Toolkit has been released. From the overview: “Google Web Toolkit (GWT) is a Java development framework that lets you escape the matrix of technologies that make writing AJAX applications so difficult and error prone. With GWT, you can develop and debug AJAX applications in the Java language using the Java development tools of [...]

Be sure to have a look at the “Java in Notes/Domino Explained” series by Mikkel Heisterberg. Great introdocution to using Java in the Domino environment.