When we are editing web pages in our favourite IDE we expect that it will provide code completion support for all tags and their attributes we use. It is true for plain HTML pages as well as for JSPs and of course XHTMLs. How does code completion works? Very simple: we need to include tag library in page template and that’s it! IDE should analyze this tag library and use tag metadata to provide code completion for page author automatically. Of course tag library should contain all neccessary information for tags, their attributes, functions, etc.

When we create tag library for JSP everything is straightforward: tag library schema support all this information. So we simply create something like that: >> more…