Package com.sun.el.util

Class ReflectionUtil

java.lang.Object

com.sun.el.util.ReflectionUtil

public class ReflectionUtil
extends java.lang.Object

Utilities for Managing Serialization and Reflection

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $

Author:

Jacob Hookom [jacob@hookom.net]

Field Summary

Fields

Modifier and Type	Field	Description
protected static java.lang.String[]	EMPTY_STRING
protected static java.lang.String[]	PRIMITIVE_NAMES
protected static java.lang.Class[]	PRIMITIVES

Method Summary

Modifier and Type	Method	Description
static java.lang.reflect.Method	findMethod(java.lang.Class<?> clazz, java.lang.String methodName, java.lang.Class<?>[] paramTypes, java.lang.Object[] paramValues)
static java.lang.Class	forName(java.lang.String name)
protected static java.lang.Class	forNamePrimitive(java.lang.String name)
static java.beans.PropertyDescriptor	getPropertyDescriptor(java.lang.Object base, java.lang.Object property)
static java.lang.Object	invokeMethod(javax.el.ELContext context, java.lang.reflect.Method m, java.lang.Object base, java.lang.Object[] params)
static java.lang.Class[]	toTypeArray(java.lang.String[] s)	Converts an array of Class names to Class types
static java.lang.String[]	toTypeNameArray(java.lang.Class[] c)	Converts an array of Class types to Class names

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_STRING

protected static final java.lang.String[] EMPTY_STRING

PRIMITIVE_NAMES

protected static final java.lang.String[] PRIMITIVE_NAMES

PRIMITIVES

protected static final java.lang.Class[] PRIMITIVES

Method Detail

forName

public static java.lang.Class forName(java.lang.String name)
                               throws java.lang.ClassNotFoundException

Throws:

java.lang.ClassNotFoundException

forNamePrimitive

protected static java.lang.Class forNamePrimitive(java.lang.String name)

toTypeArray

public static java.lang.Class[] toTypeArray(java.lang.String[] s)
                                     throws java.lang.ClassNotFoundException

Converts an array of Class names to Class types

Parameters:

s -

Returns:

The array of Classes

Throws:

java.lang.ClassNotFoundException

toTypeNameArray

public static java.lang.String[] toTypeNameArray(java.lang.Class[] c)

Converts an array of Class types to Class names

Parameters:

c -

Returns:

The array of Classes

getPropertyDescriptor

public static java.beans.PropertyDescriptor getPropertyDescriptor(java.lang.Object base,
                                                                  java.lang.Object property)
                                                           throws javax.el.ELException,
                                                                  javax.el.PropertyNotFoundException

Parameters:

base - The base object

property - The property

Returns:

The PropertyDescriptor for the base with the given property

Throws:

javax.el.ELException

javax.el.PropertyNotFoundException

invokeMethod

public static java.lang.Object invokeMethod(javax.el.ELContext context,
                                            java.lang.reflect.Method m,
                                            java.lang.Object base,
                                            java.lang.Object[] params)

findMethod

public static java.lang.reflect.Method findMethod(java.lang.Class<?> clazz,
                                                  java.lang.String methodName,
                                                  java.lang.Class<?>[] paramTypes,
                                                  java.lang.Object[] paramValues)