org.mini2Dx.core.reflect.jvm

Class JvmField

java.lang.Object

org.mini2Dx.core.reflect.jvm.JvmField

All Implemented Interfaces:

Field

public class JvmField
extends java.lang.Object
implements Field

Implementation of Field where JVM-based reflection is supported

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.reflect.Field	field

Constructor Summary

Constructors

Constructor and Description
JvmField(java.lang.reflect.Field field)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	get(java.lang.Object instance) Returns the current value of the field for a given instance
Annotation	getDeclaredAnnotation(java.lang.Class<? extends java.lang.annotation.Annotation> annotationType) Returns a annotation on this field
Annotation[]	getDeclaredAnnotations() Returns the declared annotations
java.lang.Class	getElementType(int index) Returns the class of the generic type parameter at the specific index
java.lang.String	getName() Returns the name of the field
java.lang.Class	getType() Returns the class type this field was declared as
boolean	isAnnotationPresent(java.lang.Class<? extends java.lang.annotation.Annotation> annotation) Returns true if the field if annotated with the given annotation class
boolean	isDefaultAccess() Returns if the field is not public/private/protected
boolean	isFinal() Returns if the field is declared as final
boolean	isPrivate() Returns if the field is private
boolean	isProtected() Returns if the field is protected
boolean	isPublic() Returns if the field is public
boolean	isStatic() Returns if the field is static
boolean	isSynthetic() Returns if the field is synthetic (generated by compiler)
boolean	isTransient() Returns if the field is declared transient
boolean	isVolatile() Returns if the field is declared volatile
void	set(java.lang.Object instance, java.lang.Object value) Sets the current value of the field for a given instance

Methods inherited from class java.lang.Object

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

Field Detail

field

public final java.lang.reflect.Field field

Constructor Detail

JvmField

public JvmField(java.lang.reflect.Field field)

Method Detail

getName

public java.lang.String getName()

Description copied from interface: Field

Returns the name of the field

Specified by:

getName in interface Field

Returns:

get

public java.lang.Object get(java.lang.Object instance)
                     throws ReflectionException

Description copied from interface: Field

Returns the current value of the field for a given instance

Specified by:

get in interface Field

Parameters:

instance - The instance to get the field's value from

Returns:

The field's value

Throws:

ReflectionException

set

public void set(java.lang.Object instance,
                java.lang.Object value)
         throws ReflectionException

Description copied from interface: Field

Sets the current value of the field for a given instance

Specified by:

set in interface Field

Parameters:

instance - The instance to set the field's value for

value - The new value

Throws:

ReflectionException

isAnnotationPresent

public boolean isAnnotationPresent(java.lang.Class<? extends java.lang.annotation.Annotation> annotation)

Description copied from interface: Field

Returns true if the field if annotated with the given annotation class

Specified by:

isAnnotationPresent in interface Field

Parameters:

annotation - The annotation class

Returns:

False if the annotation is not present

getDeclaredAnnotations

public Annotation[] getDeclaredAnnotations()

Description copied from interface: Field

Returns the declared annotations

Specified by:

getDeclaredAnnotations in interface Field

Returns:

An empty array if no annotations declared

getDeclaredAnnotation

public Annotation getDeclaredAnnotation(java.lang.Class<? extends java.lang.annotation.Annotation> annotationType)

Description copied from interface: Field

Returns a annotation on this field

Specified by:

getDeclaredAnnotation in interface Field

Parameters:

annotationType - The annotation type to search for

Returns:

Null if the field is not annotated with the annotation

getType

public java.lang.Class getType()

Description copied from interface: Field

Returns the class type this field was declared as

Specified by:

getType in interface Field

Returns:

getElementType

public java.lang.Class getElementType(int index)

Description copied from interface: Field

Returns the class of the generic type parameter at the specific index

Specified by:

getElementType in interface Field

Parameters:

index - The generic parameter index

Returns:

Null if the type is not generic

isDefaultAccess

public boolean isDefaultAccess()

Description copied from interface: Field

Returns if the field is not public/private/protected

Specified by:

isDefaultAccess in interface Field

isFinal

public boolean isFinal()

Description copied from interface: Field

Returns if the field is declared as final

Specified by:

isFinal in interface Field

isPrivate

public boolean isPrivate()

Description copied from interface: Field

Returns if the field is private

Specified by:

isPrivate in interface Field

isProtected

public boolean isProtected()

Description copied from interface: Field

Returns if the field is protected

Specified by:

isProtected in interface Field

isPublic

public boolean isPublic()

Description copied from interface: Field

Returns if the field is public

Specified by:

isPublic in interface Field

isStatic

public boolean isStatic()

Description copied from interface: Field

Returns if the field is static

Specified by:

isStatic in interface Field

isTransient

public boolean isTransient()

Description copied from interface: Field

Returns if the field is declared transient

Specified by:

isTransient in interface Field

isVolatile

public boolean isVolatile()

Description copied from interface: Field

Returns if the field is declared volatile

Specified by:

isVolatile in interface Field

isSynthetic

public boolean isSynthetic()

Description copied from interface: Field

Returns if the field is synthetic (generated by compiler)

Specified by:

isSynthetic in interface Field