Using seam, in pages.xml I can catch the value of a query string parameter and put it in a backing bean like so:
I can print out开发者_高级运维 pageModel.foo using EL: ${pageModel.foo} But this scriptlet fails at the line where I check the length() of foo:
I tried to create a custom el function in seam 2.2 by following http://seamframework.org/Documentation/CreatingCustomELFunctions
is it possible to pass a method in an EL expression? I have one bean and two views. The second view has a button but which method the button triggers should be defined by the first view. So I have to
I am trying to check if a cookie exists on a JSP page using the Expression Language. I have a cookie called persist which is set to either empty string or \"checked\".
I have two开发者_StackOverflow problems. The first one is that I\'m using JSP and that I can\'t solve. The second one is that I\'m getting an odd behavior.
Section 3.1.4 of the JSF 2.1 Specification says that all attributes of standard components are value expression enabled.
Suppose I have the following message source file: title=foo somefield=bar ... I always access it in the following way开发者_如何学JAVA:
I have the following block in my JSP, which converts from ENUM values {CREATE, CREATE_FROM_CAMPAIGN, OPEN} into nice, readable status texts.
I\'m using @ResourceDependency annotation in a JSF component to add Javascript and CSS files into my JSF page.
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