org.springframework.security.util
Class FieldUtils

java.lang.Object
  org.springframework.security.util.FieldUtils

public final class FieldUtils
extends Object

Offers static methods for directly manipulating static fields.

Version:

$Id: FieldUtils.java 3625 2009-04-28 12:08:48Z ltaylor $

Author:

Ben Alex

Method Summary

static String	getAccessorName(String fieldName, Class<?> type)
static Field	getField(Class<?> clazz, String fieldName) Attempts to locate the specified field on the class.
static Object	getFieldValue(Object bean, String fieldName) Returns the value of a (nested) field on a bean.
static String	getMutatorName(String fieldName)
static Object	getProtectedFieldValue(String protectedField, Object object)
static void	setProtectedFieldValue(String protectedField, Object object, Object newValue)

Methods inherited from class java.lang.Object

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

Method Detail

getAccessorName

public static String getAccessorName(String fieldName,
                                     Class<?> type)

getField

public static Field getField(Class<?> clazz,
                             String fieldName)
                      throws IllegalStateException

Attempts to locate the specified field on the class.

Parameters:

clazz - the class definition containing the field

fieldName - the name of the field to locate

Returns:

the Field (never null)

Throws:

IllegalStateException - if field could not be found

getFieldValue

public static Object getFieldValue(Object bean,
                                   String fieldName)
                            throws IllegalAccessException

Returns the value of a (nested) field on a bean. Intended for testing.

Parameters:

bean - the object

fieldName - the field name, with "." separating nested properties

Returns:

the value of the nested field

Throws:

IllegalAccessException

getMutatorName

public static String getMutatorName(String fieldName)

getProtectedFieldValue

public static Object getProtectedFieldValue(String protectedField,
                                            Object object)

setProtectedFieldValue

public static void setProtectedFieldValue(String protectedField,
                                          Object object,
                                          Object newValue)