borland Packages Class Hierarchy dx.dataset Package
java.util.EventListener +----com.borland.dx.dataset.OpenListener
Methods
Implemented by OpenAdapter
This interface is used as a notification when a DataSet is opened or closed. This is especially useful when your application uses many lookup tables. You may verify whether or not a DataSet is open before performing a lookup, open it as necessary to perform the lookup, then close it to improve performance.
public void closed(DataSet dataSet)
Called to notify the listener that a data set has been successfully closed.
public void closing(DataSet dataSet)
Called to notify the listener before a data set is closed.
public void opened(DataSet dataSet)
Called to notify the listener that a data set has been opened.
public void opening(DataSet dataSet)
Called to notify the listener before a data set is opened.