oracle.ecsf
Interface ChangeListener

public interface ChangeListener

ChangeListener is an interface one should implement to customize the way the updates are detected by ECSF.

Field Summary

static java.lang.String	DELETE
static java.lang.String	INSERT
static java.lang.String	UPDATE

Method Summary

java.util.Iterator<java.util.List<PrimaryKey>>

getChangeList(SearchContext ctx, java.lang.String changtype) Returns an iterator that allows ECSF iterators through the changes.

Field Detail

UPDATE

static final java.lang.String UPDATE

See Also:

Constant Field Values

INSERT

static final java.lang.String INSERT

See Also:

Constant Field Values

DELETE

static final java.lang.String DELETE

See Also:

Constant Field Values

Method Detail

getChangeList

java.util.Iterator<java.util.List<PrimaryKey>> getChangeList(SearchContext ctx,
                                                             java.lang.String changtype)

Returns an iterator that allows ECSF iterators through the changes.

Parameters:

ctx - searchable context for the request.

changtype - the type of the change requested. Must be one of following

• ChangeListener.UPDATE
• ChangeListener.INSERT
• ChangeListener.DELETE

Returns:

Returns an iterator of a list of primaryKeys. Return an empty iterator if nothing changed.