- java.lang.Object
-
- javax.servlet.jsp.tagext.TagLibraryValidator
-
- javax.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:
- 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
-
-
Constructor Summary
Constructors Constructor and Description PermittedTaglibsTLV()
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method and Description voidrelease()Release any data kept by this instance for validation purposes.ValidationMessage[]validate(String prefix, String uri, PageData page)Validate a JSP page.-
Methods inherited from class javax.servlet.jsp.tagext.TagLibraryValidator
getInitParameters, setInitParameters
-
-
-
-
Method Detail
-
release
public void release()
Description copied from class:TagLibraryValidatorRelease any data kept by this instance for validation purposes.- Overrides:
releasein classTagLibraryValidator
-
validate
public ValidationMessage[] validate(String prefix, String uri, PageData page)
Description copied from class:TagLibraryValidatorValidate 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:
validatein 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.
-
-
Document created the 11/06/2005, last modified the 18/08/2025
Source of the printed document:https://www.gaudry.be/en/java-api-javaee-rf-javax/servlet/jsp/jstl/tlv/permittedtaglibstlv.html
The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.
References
These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author of this site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.