org.hdiv.web.util
Class TagUtils

java.lang.Object
  org.hdiv.web.util.TagUtils

public abstract class TagUtils
extends java.lang.Object

Utility class for tag library.

Since:

HDIV 2.0.3

Author:

Gorka Vicente

Constructor Summary

TagUtils()

Method Summary

static javax.servlet.jsp.tagext.Tag

getAncestorOfType(javax.servlet.jsp.tagext.Tag tag, java.lang.Class ancestorTagClass) Determine whether the supplied Tag has any ancestor tag of the supplied type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TagUtils

public TagUtils()

Method Detail

getAncestorOfType

public static javax.servlet.jsp.tagext.Tag getAncestorOfType(javax.servlet.jsp.tagext.Tag tag,
                                                             java.lang.Class ancestorTagClass)

Determine whether the supplied Tag has any ancestor tag of the supplied type.

Parameters:

tag - the tag whose ancestors are to be checked

ancestorTagClass - the ancestor Class being searched for

Returns:

true if the supplied Tag has any ancestor tag of the supplied type

Throws:

java.lang.IllegalArgumentException - if either of the supplied arguments is null; or if the supplied ancestorTagClass is not type-assignable to the Tag class