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Mastering JavaServer Faces 2.2 by Anghel Leonard

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The JSF-AJAX attributes

In this section, you will see what the main attributes supported by <f:ajax> are. We start with execute and render, continue with listener and event, and finish with onevent and onerror.

The execute and render attributes

In the previous example, the execute and render attributes affect a single component indicated by its ID. When multiple components are affected, we can specify a list of IDs separated by space, or we can use the following keywords:

  • @form: This keyword refers to all component IDs in the form that contains the AJAX component. If it is present in the execute attribute, then the entire <h:form> is submitted and processed. In case of the render attribute, the entire <h:form> is rendered.
  • @this: This keyword refers ...

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