org.apache.commons.jexl.util.introspection
Class ClassMap

java.lang.Object
  org.apache.commons.jexl.util.introspection.ClassMap

public class ClassMap
extends java.lang.Object

Taken from the Velocity tree so we can be self-sufficient A cache of introspection information for a specific class instance. Keys Method objects by a concatenation of the method name and the names of classes that make up the parameters.

Since:

1.0

Version:

$Id: ClassMap.java 584046 2007-10-12 05:14:37Z proyal $

Author:

Jason van Zyl, Bob McWhirter, Attila Szegedi, Geir Magnusson Jr., Henning P. Schmiedehausen

Constructor Summary

ClassMap(java.lang.Class aClass, org.apache.commons.logging.Log rlog)
Standard constructor.

Method Summary

java.lang.reflect.Method

findMethod(java.lang.String name, java.lang.Object[] params) Find a Method using the method name and parameter objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassMap

public ClassMap(java.lang.Class aClass,
                org.apache.commons.logging.Log rlog)

Standard constructor.

Parameters:

aClass - the class to deconstruct.

Method Detail

findMethod

public java.lang.reflect.Method findMethod(java.lang.String name,
                                           java.lang.Object[] params)
                                    throws MethodMap.AmbiguousException

Find a Method using the method name and parameter objects.

Parameters:

name - The method name to look up.

params - An array of parameters for the method.

Returns:

A Method object representing the method to invoke or null.

Throws:

MethodMap.AmbiguousException - When more than one method is a match for the parameters.