org.hibernate.testing.util

Class ReflectionUtil

java.lang.Object

org.hibernate.testing.util.ReflectionUtil

public class ReflectionUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
ReflectionUtil()

Method Summary

Modifier and Type	Method and Description
static Field	getField(Class clazz, String name) Get a field from a given class
static <T> T	getFieldValue(Object target, String name) Get a field value from a given object
static Method	getMethod(Object target, String methodName, Class... parameterTypes) Get target method
static Method	getSetter(Object target, String property, Class<?> parameterType) Get setter method
static <T> T	getStaticFieldValue(Class<?> target, String name) Get a field value from a given class
static <T> T	newInstance(String className) New target Object instance using the given Class name
static <T> T	newInstance(Supplier<Constructor<T>> constructorSupplier, Object... args) New target Object instance using the given arguments
static void	setField(Object target, Field field, Object value) Set target Object field to a certain value
static void	setField(Object target, String fieldName, Object value) Set target Object field to a certain value
static void	setProperty(Object target, String property, Object parameter) Invoke setter method with the given parameter
static void	setStaticField(Class<?> target, String fieldName, Object value) Set target Class field to a certain value

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectionUtil

public ReflectionUtil()

Method Detail

getField

public static Field getField(Class clazz,
                             String name)

Get a field from a given class

Parameters:

clazz - clazz

name - field name

Returns:

field object

getFieldValue

public static <T> T getFieldValue(Object target,
                                  String name)

Get a field value from a given object

Parameters:

target - Object whose field is being read

name - field name

Returns:

field object

getStaticFieldValue

public static <T> T getStaticFieldValue(Class<?> target,
                                        String name)

Get a field value from a given class

Parameters:

target - Class whose field is being read

name - field name

Returns:

field value

setField

public static void setField(Object target,
                            Field field,
                            Object value)

Set target Object field to a certain value

Parameters:

target - Object whose field is being set

field - Object field to set

value - the new value for the given field

setField

public static void setField(Object target,
                            String fieldName,
                            Object value)

Set target Object field to a certain value

Parameters:

target - Object whose field is being set

fieldName - Object field naem to set

value - the new value for the given field

setStaticField

public static void setStaticField(Class<?> target,
                                  String fieldName,
                                  Object value)

Set target Class field to a certain value

Parameters:

target - Class whose field is being set

fieldName - Class field name to set

value - the new value for the given field

newInstance

public static <T> T newInstance(Supplier<Constructor<T>> constructorSupplier,
                                Object... args)

New target Object instance using the given arguments

Parameters:

constructorSupplier - constructor supplier

args - Constructor arguments

Returns:

new Object instance

newInstance

public static <T> T newInstance(String className)

New target Object instance using the given Class name

Parameters:

className - class name

Returns:

new Object instance

getSetter

public static Method getSetter(Object target,
                               String property,
                               Class<?> parameterType)

Get setter method

Parameters:

target - target object

property - property

parameterType - setter parameter type

Returns:

setter method

getMethod

public static Method getMethod(Object target,
                               String methodName,
                               Class... parameterTypes)

Get target method

Parameters:

target - target object

methodName - method name

parameterTypes - method parameter types

Returns:

return value

setProperty

public static void setProperty(Object target,
                               String property,
                               Object parameter)

Invoke setter method with the given parameter

Parameters:

target - target object

property - property

parameter - setter parameter