Package com.fsf.news

Class ReflectionTestUtils

java.lang.Object

com.fsf.news.ReflectionTestUtils

public class ReflectionTestUtils
extends Object

Utility class for reflection operations.

Constructor Summary

Constructors

Constructor	Description
ReflectionTestUtils()

Method Summary

Modifier and Type	Method	Description
static Field	getField(Class<?> clazz, String fieldName)	Retrieves a Field object from a class or its superclasses.
static Object	getValue(Class<?> clazz, String fieldName)	Retrieves the value of a static field from a class.
static Object	getValue(Object object, String fieldName)	Retrieves the value of a field from an object.
static void	setValue(Class<?> clazz, String fieldName, Object value)	Sets the value of a static field in a class.
static void	setValue(Object object, String fieldName, Object value)	Sets the value of a field in an object.

Methods inherited from class java.lang.Object

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

Constructor Details

ReflectionTestUtils

public ReflectionTestUtils()

Method Details

getField

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

Retrieves a Field object from a class or its superclasses.

Parameters:

clazz - The class to search for the field

fieldName - The name of the field to retrieve

Returns:

The Field object, or null if not found

getValue

public static Object getValue(Object object,
 String fieldName)

Retrieves the value of a field from an object.

Parameters:

object - The object containing the field

fieldName - The name of the field to retrieve

Returns:

The value of the field

getValue

public static Object getValue(Class<?> clazz,
 String fieldName)

Retrieves the value of a static field from a class.

Parameters:

clazz - The class containing the field

fieldName - The name of the field to retrieve

Returns:

The value of the field

setValue

public static void setValue(Object object,
 String fieldName,
 Object value)

Sets the value of a field in an object.

Parameters:

object - The object containing the field

fieldName - The name of the field to set

value - The new value of the field

setValue

public static void setValue(Class<?> clazz,
 String fieldName,
 Object value)

Sets the value of a static field in a class.

Parameters:

clazz - The class containing the field

fieldName - The name of the field to set

value - The new value of the field