org.jcreme.reporting
Class DataChangeEvent

java.lang.Object
  java.util.EventObject
      org.jcreme.reporting.DataChangeEvent

All Implemented Interfaces:

java.io.Serializable

public class DataChangeEvent

extends java.util.EventObject

This event signals that some data in the datasource has changed.

Version:

$Revision: 1.1 $

Author:

$Author: dbregeon $

See Also:

Serialized Form

Field Summary

static int	DELETE Signals the change is deletion of Data.
static int	NEW Signals the change is new Data.
static int	UPDATE Signals the change is an update of existing Data.

Fields inherited from class java.util.EventObject

source

Constructor Summary

DataChangeEvent(java.lang.Object src, java.lang.Object data)
Creates a new instance of DataChangeEvent

DataChangeEvent(java.lang.Object src, java.lang.Object data, int t)
Creates a new instance of DataChangeEvent

Method Summary

java.lang.Object	getData() This method gives access to the type of the change.
int	getType() Gives access to the type of change this event reports.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

UPDATE

public static final int UPDATE

Signals the change is an update of existing Data.

See Also:

Constant Field Values

NEW

public static final int NEW

Signals the change is new Data.

See Also:

Constant Field Values

DELETE

public static final int DELETE

Signals the change is deletion of Data.

See Also:

Constant Field Values

Constructor Detail

DataChangeEvent

public DataChangeEvent(java.lang.Object src,
                       java.lang.Object data)

Creates a new instance of DataChangeEvent

Parameters:

src - the source of the event.

data - the data that changed in the source.

DataChangeEvent

public DataChangeEvent(java.lang.Object src,
                       java.lang.Object data,
                       int t)

Creates a new instance of DataChangeEvent

Parameters:

src - the source of the event.

data - the data that changed in the source.

t - the type of the event.

Method Detail

getData

public java.lang.Object getData()

This method gives access to the type of the change.

Returns:

the type of change that occured in the DataSource.

getType

public int getType()

Gives access to the type of change this event reports.

Returns:

the type of the event.