FunctionMapper (Jakarta Server Pages API documentation)

```
@Deprecated
public interface FunctionMapper
```
Deprecated.
As of JSP 2.1, replaced by 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.

Since:

JSP 2.0

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`Method`	`resolveFunction(String prefix, String localName)`	Deprecated. Resolves the specified local name and prefix into a Java.lang.Method.

- Method Detail
  - resolveFunction
```
Method resolveFunction(String prefix,
                       String localName)
```
    Deprecated.
    
    Resolves the specified local name and prefix into a Java.lang.Method. Returns null if the prefix and local name are not found.
    
    Parameters:
    
    prefix - the prefix of the function, or "" if no prefix.
    
    localName - the short name of the function
    
    Returns:
    
    the result of the method mapping. Null means no entry found.