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How can I pass selected row to commandLink inside dataTable or ui:repeat?
..., like as JBoss EL. For configuration detail, see this answer.
Use <f:param> in UICommand component. It adds a request parameter.
<h:commandLink action="#{bean.insert}" value="insert">
<f:param name="id" value="#{item.id}" />
</h:commandLink>
If your bean is request...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
What is the difference between defining View Params like this:
2 Answers
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What are the main disadvantages of Java Server Faces 2.0?
...purists could breathe relieved. All you need to do is to define it as init-param in web.xml with the name javax.faces.SEPARATOR_CHAR and ensuring that you aren't using the character yourself anywhere in client ID's, such as -.
Last but not least, a new scope was introduced, the view scope. It elimi...
How to choose the right bean scope?
...you'd need to use exclusively @RequestScoped beans and fiddle with request parameters to maintain the client's state. Also note that when you have a single JSF page with differently scoped data, then it's perfectly valid to put them in separate backing beans in a scope matching the data's scope. The...
How to use enum values in f:selectItem(s)
...is "relatively" new. Otherwise you can always grab <c:set> or <ui:param> or homebrew a custom EL function.
– BalusC
Apr 5 '12 at 21:49
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When to use f:viewAction / preRenderView versus PostConstruct?
...eful if you want to perform actions based on model values set by <f:viewParam> during update model values phase. Namely, they are not available at the moment the @PostConstruct runs. In JSF 2.0/2.1, this tag didn't exist and you have to use the preRenderView workaround.
If the backing bean is...
What is the JSF resource library for and how should it be used?
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Actually, all of those examples on the web wherein the common content/file type like "js", "css", "img", etc is been used as library name are misleading.
Real world examples
To start, let's look at how existing JSF implementati...
Handling a colon in an element ID in a CSS selector [duplicate]
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In JSF 2,0, you can specify the separator using the web.xml file as init-param of javax.faces.SEPARATOR_CHAR
Read this:
Is it possible to change the element id separator in JSF?
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improv...
Recommended way to save uploaded files in a servlet application
...e server anyway as it is not portable, transactional and requires external parameters. However, given that I need a tmp solution for tomcat (7) and that I have (relative) control over the server machine I want to know :
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Why JSF calls getters multiple times
...e getter method behind the expression is executed everytime when the code calls ValueExpression#getValue().
This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get ...