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## ru.biosoft.access
Interface DataCollectionListener

All Superinterfaces:
  java.util.EventListener

All Known Subinterfaces:
  QuerySystem

All Known Implementing Classes:
  DataCollectionListenerSupport, DataCollectionRowModelAdapter, DataCollectionTreeModelAdapter, DataCollectionUndoListener, DataCollectionUnion2, DefaultQuerySystem, EModel, FilteredDataCollection, NameListToListModelAdapter, TitleSqlIndex, TransformedDataCollection

public interface DataCollectionListener
extends java.util.EventListener

Interface for listen data collection events.

See Also:
  `DataCollection`
Pendung:
  high Rename methods like elementWillChange to elementWillBeChanged

Method Summary
`void` | `elementAdded(DataCollectionEvent e)` Called after data element was added.
`void` | `elementChanged(DataCollectionEvent e)` Called after data element was changed.
`void` | `elementRemoved(DataCollectionEvent e)` Called after data element was removed.
`void` | `elementWillAdd(DataCollectionEvent e)` Called before data element will be added.
`void` | `elementWillChange(DataCollectionEvent e)` Called before data element will be changed.
`void` | `elementWillRemove(DataCollectionEvent e)` Called before data element will be removed.

Method Detail

### elementAdded

    public void elementAdded(DataCollectionEvent e)
                      throws java.lang.Exception

  Called after data element was added.

  Parameters:
    `e` - DataCollectionEvent information about added data element.
  Throws:
    `java.lang.Exception` - If error occured.

### elementWillAdd

    public void elementWillAdd(DataCollectionEvent e)
                        throws DataCollectionVetoException,
                               java.lang.Exception

  Called before data element will be added.

  Parameters:
    `e` - DataCollectionEvent information about will added data element.
  Throws:
    `DataCollectionVetoException` - If listener cancel adding of data element.
    `java.lang.Exception` - If error occured.

### elementChanged

    public void elementChanged(DataCollectionEvent e)
                        throws java.lang.Exception

  Called after data element was changed. `e` contains old data element (which already changed).

  Parameters:
    `e` - DataCollectionEvent information about changed data element.
  Throws:
    `java.lang.Exception` - If error occured.

### elementWillChange

    public void elementWillChange(DataCollectionEvent e)
                           throws DataCollectionVetoException,
                                  java.lang.Exception

  Called before data element will be changed. `e` contains old data element (which will be changed).

  Parameters:
    `e` - DataCollectionEvent information about will change data element.
  Throws:
    `DataCollectionVetoException` - If listener cancel changing of data element.
    `java.lang.Exception` - If error occured.

### elementRemoved

    public void elementRemoved(DataCollectionEvent e)
                        throws java.lang.Exception

  Called after data element was removed.

  Parameters:
    `e` - DataCollectionEvent information about removed data element.
  Throws:
    `java.lang.Exception` - If error occured.

### elementWillRemove

    public void elementWillRemove(DataCollectionEvent e)
                           throws DataCollectionVetoException,
                                  java.lang.Exception

  Called before data element will be removed.

  Parameters:
    `e` - DataCollectionEvent information about will removed data element.
  Throws:
    `DataCollectionVetoException` - If listener cancel removing of data element.
    `java.lang.Exception` - If error occured.

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