cmu.survey.data.databits
Class DataBit<T>

java.lang.Object
  cmu.survey.data.databits.DataBit<T>

All Implemented Interfaces:

java.lang.Cloneable, CloneablePublicly, CanAddPropertyChangeListener

Direct Known Subclasses:

DateDataBit, GenericNumberDataBit, StringDataBit

public abstract class DataBit<T>
extends java.lang.Object
implements CanAddPropertyChangeListener, CloneablePublicly

Field Summary

protected T	lastSavedValue
protected java.beans.PropertyChangeSupport	propertyChangeSupport

Constructor Summary

DataBit(java.lang.String dataFieldName)

DataBit(java.lang.String dataFieldName, T startValue)

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener changeListener)
java.lang.Object	clone()
abstract DataBit<T>	copy()
T	getLastSavedValue()
java.lang.String	getName()
T	getValue()
boolean	hasBeenModified()
boolean	isEditable()
void	removePropertyChangeListener(java.beans.PropertyChangeListener changeListener)
void	setEditable(boolean b)
void	setHasBeenModified()
protected void	setHasBeenModified(boolean b)
void	setLastSavedObjectValue(java.lang.Object lastSaved)
void	setLastSavedValue(T lastSaved)
void	setValue(T newValue)
DataBitUndoableEdit<T>	setValueGetUndo(T newValue)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

propertyChangeSupport

protected java.beans.PropertyChangeSupport propertyChangeSupport

lastSavedValue

protected T lastSavedValue

Constructor Detail

DataBit

public DataBit(java.lang.String dataFieldName)

DataBit

public DataBit(java.lang.String dataFieldName,
               T startValue)

Method Detail

hasBeenModified

public boolean hasBeenModified()

Returns:

getName

public java.lang.String getName()

Returns:

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener changeListener)

Specified by:

addPropertyChangeListener in interface CanAddPropertyChangeListener

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener changeListener)

Specified by:

removePropertyChangeListener in interface CanAddPropertyChangeListener

setHasBeenModified

protected void setHasBeenModified(boolean b)

Parameters:

b -

setHasBeenModified

public void setHasBeenModified()

isEditable

public boolean isEditable()

Returns:

setEditable

public void setEditable(boolean b)

Parameters:

b -

getValue

public T getValue()

setValue

public void setValue(T newValue)

setLastSavedValue

public void setLastSavedValue(T lastSaved)

setLastSavedObjectValue

public void setLastSavedObjectValue(java.lang.Object lastSaved)

getLastSavedValue

public T getLastSavedValue()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

setValueGetUndo

public DataBitUndoableEdit<T> setValueGetUndo(T newValue)

copy

public abstract DataBit<T> copy()

clone

public java.lang.Object clone()

Specified by:

clone in interface CloneablePublicly

Overrides:

clone in class java.lang.Object