THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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In the case of an Ajax request to update a zone, the component event handler will return the new zone body, typically via an injected component or block.
Starting in Tapestry 5.4, an Ajax event handler may alternatively return a java.net.URL, in which case a redirect for that URL will be sent to the client.
See Page Navigation for other return values.
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