org.escot
Class PropertyAdapter

java.lang.Object
  |
  +--org.escot.BasicFeature
        |
        +--org.escot.PropertyAdapter

All Implemented Interfaces:

EscotFeature, EscotReferenced

public class PropertyAdapter

extends BasicFeature

implements EscotReferenced

The PropertyAdapter class represents a property other than number or string. If it has a setter it may be replaced with another instance of the type specified by the return type of the PropertyDescriptor. The feature has an original value which may be null.

Field Summary

protected Object	mBean
protected Class	mClass
protected PropertyDescriptor	mDescriptor
protected Object	mOriginalReference
protected Object	mReference

Fields inherited from class org.escot.BasicFeature

INITIAL_ATTR_CAPACITY, mAttributes, mPCSupport

Fields inherited from interface org.escot.EscotFeature

COLOR_ATTRIBUTE, DESCRIPTION_ATTRIBUTE, ICON16x16_ATTRIBUTE, TYPE_ATTRIBUTE

Constructor Summary

PropertyAdapter(Object bean, PropertyDescriptor desc)

Method Summary

void	cancelReference(Object reference) Reverts the reference to the original reference by calling the setter.
boolean	canReplaceReferenceWith(Object reference) Returns whether the reference can be replaced by the specified object.
Object	getReference() Returns the reference.
protected Object	getValue()
boolean	isReplaceable() Returns whether the reference can be replaced.
void	replaceReferenceWith(Object reference) Replaces the existing reference with the specified object.
protected void	setValue(Object value)

Methods inherited from class org.escot.BasicFeature

addPropertyChangeListener, duplicate, getAttribute, getName, putAttribute, removePropertyChangeListener, setName

Methods inherited from class java.lang.Object

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

Field Detail

mClass

protected Class mClass

mDescriptor

protected PropertyDescriptor mDescriptor

mBean

protected Object mBean

mOriginalReference

protected Object mOriginalReference

mReference

protected Object mReference

Constructor Detail

PropertyAdapter

public PropertyAdapter(Object bean,
                       PropertyDescriptor desc)

Method Detail

isReplaceable

public boolean isReplaceable()

Description copied from interface: EscotReferenced

Returns whether the reference can be replaced.

Specified by:

isReplaceable in interface EscotReferenced

canReplaceReferenceWith

public boolean canReplaceReferenceWith(Object reference)

Description copied from interface: EscotReferenced

Returns whether the reference can be replaced by the specified object.

Specified by:

canReplaceReferenceWith in interface EscotReferenced

Following copied from interface: org.escot.EscotReferenced

Parameters:

obj - the object that will replace the existing reference.

replaceReferenceWith

public void replaceReferenceWith(Object reference)
                          throws IllegalArgumentException

Description copied from interface: EscotReferenced

Replaces the existing reference with the specified object.

Specified by:

replaceReferenceWith in interface EscotReferenced

Following copied from interface: org.escot.EscotReferenced

Parameters:

obj - the object that will replace the existing reference.

cancelReference

public void cancelReference(Object reference)

Description copied from interface: EscotReferenced

Reverts the reference to the original reference by calling the setter. Does nothing if reference wasn't replaced, or if the reference provided is not the current one.

Specified by:

cancelReference in interface EscotReferenced

Following copied from interface: org.escot.EscotReferenced

Parameters:

obj - the object to be cancelled

getReference

public Object getReference()

Description copied from interface: EscotReferenced

Returns the reference.

Specified by:

getReference in interface EscotReferenced

getValue

protected Object getValue()

setValue

protected void setValue(Object value)