Package jakarta.servlet.jsp.jstl.tlv
Class PermittedTaglibsTLV
java.lang.Object
jakarta.servlet.jsp.tagext.TagLibraryValidator
jakarta.servlet.jsp.jstl.tlv.PermittedTaglibsTLV
A TagLibraryValidator class to allow a TLD to restrict what taglibs (in addition to itself) may be imported on a page where it's used.
This TLV supports the following initialization parameter:
- permittedTaglibs: A whitespace-separated list of URIs corresponding to tag libraries permitted to be imported on the page in addition to the tag library that references PermittedTaglibsTLV (which is allowed implicitly).
- Author:
- Shawn Bayern
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Constructor Summary
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Method Summary
Methods inherited from class jakarta.servlet.jsp.tagext.TagLibraryValidator
getInitParameters, setInitParameters
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Constructor Details
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PermittedTaglibsTLV
public PermittedTaglibsTLV()
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Method Details
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release
public void release()Description copied from class:TagLibraryValidator
Release any data kept by this instance for validation purposes.- Overrides:
release
in classTagLibraryValidator
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validate
Description copied from class:TagLibraryValidator
Validate a JSP page. This will get invoked once per unique tag library URI in the XML view. This method will return null if the page is valid; otherwise the method should return an array of ValidationMessage objects. An array of length zero is also interpreted as no errors.- Overrides:
validate
in classTagLibraryValidator
- Parameters:
prefix
- the first prefix with which the tag library is associated, in the XML view. Note that some tags may use a different prefix if the namespace is redefined.uri
- the tag library's unique identifierpage
- the JspData page object- Returns:
- A null object, or zero length array if no errors, an array of ValidationMessages otherwise.
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