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For Tapestry 4 Users: Component classes in Tapestry 5 are much easier than in Tapestry 4. There are no base classes to extend from, the classes are concrete (not abstract), and there's no XML file. There is still a bit of configuration in the form of Java annotations, but those now go directly onto fields of your class, rather than on abstract getters and setters.

In most cases, each component class will have a corresponding component template. However, it is also possible for a component class to emit all of its markup itself, without using a template.

Component Class Basics

Creating page and component classes in Tapestry 5 is a breeze. There are only a few constraints:

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