com.sun.data.provider
Class DataAdapter

java.lang.Object
  com.sun.data.provider.DataAdapter

All Implemented Interfaces:

DataListener, java.util.EventListener

Direct Known Subclasses:

RefreshableDataAdapter, TableDataAdapter, TransactionalDataAdapter

public class DataAdapter

extends java.lang.Object

implements DataListener

DataAdapter is an event listener adapter that provides a base implementation of DataListener.

Author:

Joe Nuxoll

Constructor Summary

DataAdapter()

Method Summary

void	providerChanged(DataProvider provider) Process an event indicating that the DataProvider has changed in a way outside the bounds of the other event methods.
void	valueChanged(DataProvider provider, FieldKey fieldKey, java.lang.Object oldValue, java.lang.Object newValue) Process an event indicating that a data element's value has been changed.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataAdapter

public DataAdapter()

Method Detail

valueChanged

public void valueChanged(DataProvider provider,
                         FieldKey fieldKey,
                         java.lang.Object oldValue,
                         java.lang.Object newValue)

Process an event indicating that a data element's value has been changed.

Specified by:

valueChanged in interface DataListener

Parameters:

provider - DataProvider containing the data element that has had a value change

fieldKey - FieldKey representing the specific data element that has had a value change

oldValue - The old value of this data element

newValue - The new value of this data element

providerChanged

public void providerChanged(DataProvider provider)

Process an event indicating that the DataProvider has changed in a way outside the bounds of the other event methods.

Specified by:

providerChanged in interface DataListener

Parameters:

provider - The DataProvider that has changed