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Tapestry IoC waits until the last possible moment to realize the service: that's defined as when a method of the service is invoked. Tapestry is thread-safe, so even in a heavily contested, highly threaded environment (such as a servlet container or application server) things Just Work.

Service Builder Methods

Tapestry doesn't know how to instantiate and configure your service; instead it relies on you to provide the code to do so, in a service builder method, a method whose name is (or starts with) "build":

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