Home » Author Archives: Igor Madjeric

Author Archives: Igor Madjeric

Building Vaadin UI with Xtend


Today I have decided to say hello to Xtend . I had wish to learn some new programming language. The list of the criteria for choosing one, wasn’t so big . It must be a programming language running on JVM, and it would be nice if i don’t need to learn completely new eco system for building application. I have ...

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Simple Workflow Engine With Spring


Few months ago, during working on one of the company project, we had need to developed REST services which is used for sending an email depending on data sent by client application. During developing this service we decide to create simple workflow engine which will be charged for sending an email, but also this engine can be used for any ...

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Basics about Servlets


Through this tutorial i will try to get you closer to the Java Servlet Model. Before we start with examination of classes defined within the servlet specification, i will explain basic stuff needed to know before you start with developing web application. Understanding the Java Servlet Models First of all Java Servlet Model is not defined only for the web ...

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Sending Event Invitations With Seam


These days one of my colleagues had problems with sending event invitation using mail templates with seam (version 2.x). In basic this should not be a hard task, so I will in short explain what need to be done for sending event invitation using seam mail templates. When you send mail invitation you need to send an email with attachment ...

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Clean code with aspects


In my previous post I’ve described the alphabet conversion, and I’ve mentioned that we used AspectJ to resolve that task, but i did not mention how AspectJ works and what are aspects generaly. So in the next few lines i will explain: what is Aspect Oriented Programming and why we need it what is AspectJ using AspectJ with Spring (configuring ...

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