June 2014
Intermediate to advanced
578 pages
12h 2m
English
Content preview from Mastering JavaServer Faces 2.2
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Debugging with <ui:debug>
The <ui:debug> tag (ComponentHandler) defines a debug component in the component tree that is capable of capturing debugging information such as component tree, scoped variables, and view state. For example, you can add the <ui:debug> tag into a template using the following code:
<ui:debug hotkey="q" rendered="true"/>
Now, when you press Ctrl + Shift + Q, you will see something like the following screenshot:
The complete application is named ch12_9. The <ui:debug> tag was added in layout.xhtml.
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