org.org.usurper.utils
Class ReflectionUtils

java.lang.Object
  org.org.usurper.utils.ReflectionUtils

public final class ReflectionUtils
extends java.lang.Object

This class is a reflection utility class

Author:

pagregoire

Method Summary

static java.lang.reflect.Field	getField(java.lang.Object object, java.lang.String attributeName) This method gets the Field from an Object and an attribute name.
static java.lang.reflect.Type[]	getGenericTypes(java.lang.reflect.Constructor<?> targetConstructor, java.lang.Integer constructorArgOrderingNumber) Gets the generic types for a given constructor argument (specified by its ordering number).
static java.lang.reflect.Type[]	getGenericTypes(java.lang.reflect.Field attribute) Gets the generic types for a given field.
static void	setProperty(java.lang.Object object, java.lang.reflect.Method setter, java.lang.Object value) This method invokes a property's setter on an object
static void	setProperty(java.lang.Object object, java.lang.String propertyName, java.lang.Object value) This method sets a property on an object
static java.lang.Class<?>	toNotPrimitiveType(java.lang.Class<?> usurpedClass) Turns a primitive type to its Object counterpart.

Methods inherited from class java.lang.Object

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

Method Detail

getGenericTypes

public static java.lang.reflect.Type[] getGenericTypes(java.lang.reflect.Constructor<?> targetConstructor,
                                                       java.lang.Integer constructorArgOrderingNumber)

Gets the generic types for a given constructor argument (specified by its ordering number).

Parameters:

targetConstructor - the target constructor

constructorArgOrderingNumber - the constructor arg ordering number

Returns:

the generic types

getGenericTypes

public static java.lang.reflect.Type[] getGenericTypes(java.lang.reflect.Field attribute)

Gets the generic types for a given field.

Parameters:

attribute - the attribute

Returns:

the generic types

getField

public static java.lang.reflect.Field getField(java.lang.Object object,
                                               java.lang.String attributeName)
                                        throws java.lang.SecurityException,
                                               java.lang.NoSuchFieldException

This method gets the Field from an Object and an attribute name.

Parameters:

object -

attributeName -

Returns:

Throws:

java.lang.SecurityException

java.lang.NoSuchFieldException

setProperty

public static void setProperty(java.lang.Object object,
                               java.lang.String propertyName,
                               java.lang.Object value)
                        throws java.lang.SecurityException,
                               java.lang.NoSuchFieldException,
                               java.lang.IllegalArgumentException,
                               java.lang.IllegalAccessException

This method sets a property on an object

Parameters:

object -

propertyName -

value -

Throws:

java.lang.SecurityException

java.lang.NoSuchFieldException

java.lang.IllegalArgumentException

java.lang.IllegalAccessException

setProperty

public static void setProperty(java.lang.Object object,
                               java.lang.reflect.Method setter,
                               java.lang.Object value)
                        throws java.lang.IllegalArgumentException,
                               java.lang.IllegalAccessException,
                               java.lang.reflect.InvocationTargetException

This method invokes a property's setter on an object

Parameters:

object -

propertyDescriptor -

value -

Throws:

java.lang.reflect.InvocationTargetException

java.lang.IllegalAccessException

java.lang.IllegalArgumentException

toNotPrimitiveType

public static java.lang.Class<?> toNotPrimitiveType(java.lang.Class<?> usurpedClass)

Turns a primitive type to its Object counterpart.
Just returns the passed type as-is if it is not primitive.

Parameters:

usurpedClass - the usurped class

Returns:

the not primitive type