Class PermittedTaglibsTLV

  extended byjavax.servlet.jsp.tagext.TagLibraryValidator
      extended byjavax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV

public class PermittedTaglibsTLV
extends TagLibraryValidator

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:

Constructor Summary
Method Summary
 void release()
          Release any data kept by this instance for validation purposes.
 ValidationMessage[] validate(java.lang.String prefix, java.lang.String uri, PageData page)
          Validate a JSP page.
Methods inherited from class javax.servlet.jsp.tagext.TagLibraryValidator
getInitParameters, setInitParameters
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail


public PermittedTaglibsTLV()
Method Detail


public void release()
Description copied from class: TagLibraryValidator
Release any data kept by this instance for validation purposes.

release in class TagLibraryValidator


public ValidationMessage[] validate(java.lang.String prefix,
                                    java.lang.String uri,
                                    PageData page)
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.

validate in class TagLibraryValidator
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 identifier
page - the JspData page object
A null object, or zero length array if no errors, an array of ValidationMessages otherwise.