Re: Expression language, testing size of collections

[Christopher Cudennec]

Try those URLs to begin with:

[1] http://java.sun.com/j2ee/1.4/docs/tutorial/doc/JSPIntro7.html
[2] http://java.sun.com/products/jsp/jstl/1.1/docs/tlddocs/index.html

Stefano Panero schrieb:

Hi,

extendig subject... where I can find documentation about EL language (operator...)?

Thanks.

2007/6/28, Christopher Cudennec <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>:

    Hi David,

    try this EL-Expression:

    rendered="#{not empty yourCollectionName}"

    Cheers,

    Christopher

    David Delbecq schrieb:
    > Hello,
    >
    > i'm facing an issue with EL in JSF. I have a collection of
    items. I want
    > to render them as a table header followed by content (using
    tomahawk
    > datalist). However, i'd like to skip full table rendering if
    collection
    > is empty or null. Problem is that collections in java do not
    follow the
    > getters mecanism (size instead of getSize). Are there clean
    suggested
    > ways to do it, or will i have to create a pseudo map that does
    the trick
    > (rendered ="#{pseudoMapBean.size[bean.someCollection] >0}") ?
    >
    > Thanks for suggestions.
    >
    >
    >


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