Create REST Services with Java and Atom - Java tutorial

Category: Java tutorials > XML - Difficulty:

"A picture says more than 1000 words." Collect and visualizes statistics with the Dynamic Cache Visualizer for WebSphere Application Server. Also, learn how this tool provides insight into the state, health, performance, composition, and efficiency of the cache.

The corporate firewall is a double-edged sword. It helps prevent unauthorized access to the corporate Web services, but can disable access for legitimate clients. Due to the number of safety measures taken by system administrators, HTTP has become the universal entry mechanism to the corporate network. Where technologies such as CORBA and DCOM have failed because of the firewall, technologies such as SOAP have been developed to provide safe and reliable access through firewall protection. This article explores an alternative to SOAP, the use of Java objects over HTTP. In addition, it uses J2EE servlet technology as server-side middleware to the business data.

In our previous tutorial, we showed how to create dynamic images images in a servlet. In this tutorial, we are going to take it a step further by dynamically adding a text watermark to an image as it is requested.

Discover the flexibility of XPath when working with XML from Java programming. XPath makes selecting elements, attributes, and text in an XML document easy. Learn how to evaluate XPaths from Java programming, and work with the returned nodes.

This tutorial shows how to go beyond the predefined cursors in Java and create your own cursors using a GIF or PNG that are displayed when the user moves the mouse over a Java component (AWT or Swing).