| java.lang.Object org.apache.taglibs.standard.tag.el.core.ExpressionUtil
ExpressionUtil | public class ExpressionUtil (Code) | | Contains some static utilities to facilitate common forms of
expression evaluation.
author: Shawn Bayern |
Method Summary | |
public static Object | evalNotNull(String tagName, String attributeName, String expression, Class expectedType, Tag tag, PageContext pageContext) Evaluates an expression if present, but does not allow the expression
to evaluate to 'null', throwing a NullAttributeException if it
does. |
evalNotNull | public static Object evalNotNull(String tagName, String attributeName, String expression, Class expectedType, Tag tag, PageContext pageContext) throws JspException(Code) | | Evaluates an expression if present, but does not allow the expression
to evaluate to 'null', throwing a NullAttributeException if it
does. The function can return null, however, if the
expression itself is null.
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