javax.servlet.jsp.el
接口 FunctionMapper

已过时。 As of JSP 2.1, replaced by FunctionMapper

public interface FunctionMapper

The interface to a map between EL function names and methods.

Classes implementing this interface may, for instance, consult tag library information to resolve the map.

从以下版本开始：

JSP 2.0

方法摘要

Method

resolveFunction(String prefix, String localName) 已过时。 Resolves the specified local name and prefix into a Java.lang.Method.

方法详细信息

resolveFunction

Method resolveFunction(String prefix,
                       String localName)

已过时。

Resolves the specified local name and prefix into a Java.lang.Method. Returns null if the prefix and local name are not found.

参数：

prefix - the prefix of the function, or "" if no prefix.

localName - the short name of the function

返回：

the result of the method mapping. Null means no entry found.