Package gnu.kawa.reflect

Class ClassMemberLocation<T>

java.lang.Object

gnu.mapping.Location<T>

gnu.kawa.reflect.ClassMemberLocation<T>

Direct Known Subclasses:

FieldLocation

public abstract class ClassMemberLocation<T>
extends Location<T>

A Location whose value is that of a named field/method of an object. The object is used as the owning Location's value. (For now, only fields are supported.)

Field Summary

Fields inherited from class gnu.mapping.Location

UNBOUND

Constructor Summary

Constructors

Constructor	Description
ClassMemberLocation(java.lang.Object instance, ClassType type, java.lang.String mname)
ClassMemberLocation(java.lang.Object instance, java.lang.Class clas, java.lang.String mname)
ClassMemberLocation(java.lang.Object instance, java.lang.reflect.Field field)
ClassMemberLocation(java.lang.Object instance, java.lang.String cname, java.lang.String mname)

Method Summary

Modifier and Type	Method	Description
static void	define(java.lang.Object instance, java.lang.reflect.Field rfield, java.lang.String uri, Language language, Environment env)
static void	defineAll(java.lang.Object instance, Language language, Environment env)	Import all the public fields of an object.
T	get(T defaultValue)
ClassType	getDeclaringClass()
java.lang.String	getDeclaringClassname()
java.lang.Object	getInstance()
java.lang.String	getMemberName()
java.lang.Class	getRClass()	Return the Class this member is in.
java.lang.reflect.Field	getRField()
boolean	isBound()
boolean	isConstant()
void	set(T value)
void	setInstance(java.lang.Object obj)

Methods inherited from class gnu.mapping.Location

define, entered, get, getBase, getKeyProperty, getKeySymbol, getValue, make, make, make, print, setRestore, setValue, setWithSave, toString, undefine

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassMemberLocation

public ClassMemberLocation(java.lang.Object instance,
                           java.lang.String cname,
                           java.lang.String mname)

ClassMemberLocation

public ClassMemberLocation(java.lang.Object instance,
                           ClassType type,
                           java.lang.String mname)

ClassMemberLocation

public ClassMemberLocation(java.lang.Object instance,
                           java.lang.Class clas,
                           java.lang.String mname)

ClassMemberLocation

public ClassMemberLocation(java.lang.Object instance,
                           java.lang.reflect.Field field)

Method Detail

getInstance

public final java.lang.Object getInstance()

setInstance

public final void setInstance(java.lang.Object obj)

getMemberName

public java.lang.String getMemberName()

getDeclaringClass

public ClassType getDeclaringClass()

getDeclaringClassname

public java.lang.String getDeclaringClassname()

getRField

public java.lang.reflect.Field getRField()

getRClass

public java.lang.Class getRClass()

Return the Class this member is in.

get

public T get(T defaultValue)

Overrides:

get in class Location<T>

isConstant

public boolean isConstant()

Overrides:

isConstant in class Location<T>

isBound

public boolean isBound()

Specified by:

isBound in class Location<T>

set

public void set(T value)

Specified by:

set in class Location<T>

define

public static void define(java.lang.Object instance,
                          java.lang.reflect.Field rfield,
                          java.lang.String uri,
                          Language language,
                          Environment env)
                   throws java.lang.IllegalAccessException

Throws:

java.lang.IllegalAccessException

defineAll

public static void defineAll(java.lang.Object instance,
                             Language language,
                             Environment env)
                      throws java.lang.IllegalAccessException

Import all the public fields of an object.

Throws:

java.lang.IllegalAccessException