Class IfTag

  • All Implemented Interfaces:
    Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag

    public class IfTag
    extends ConditionalTagSupport
    JSTL 1.0 compatible implementation of <if> that uses JSP EL support.
    See Also:
    Serialized Form
    • Field Summary

      • Fields inherited from class javax.servlet.jsp.tagext.TagSupport

        id, pageContext
      • Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

        EVAL_BODY_AGAIN
      • Fields inherited from interface javax.servlet.jsp.tagext.Tag

        EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
    • Constructor Summary

      Constructors 
      Constructor Description
      IfTag()  
    • Constructor Detail

      • IfTag

        public IfTag()
    • Method Detail

      • release

        public void release()
        Description copied from class: ConditionalTagSupport
        Releases any resources this ConditionalTagSupport may have (or inherit).
        Specified by:
        release in interface javax.servlet.jsp.tagext.Tag
        Overrides:
        release in class ConditionalTagSupport
      • condition

        protected boolean condition()
                             throws javax.servlet.jsp.JspTagException
        Description copied from class: ConditionalTagSupport

        Subclasses implement this method to compute the boolean result of the conditional action. This method is invoked once per tag invocation by doStartTag().

        Specified by:
        condition in class ConditionalTagSupport
        Returns:
        a boolean representing the condition that a particular subclass uses to drive its conditional logic.
        Throws:
        javax.servlet.jsp.JspTagException
      • setTest

        public void setTest​(String test)