org.eclipse.ui.dialogs
Interface ISelectionValidator

All Known Implementing Classes:

CopyResourceAction

public interface ISelectionValidator

For validating selections in some selection dialogs.

Clients should implement this interface to define specialized selection validators.

See Also:

ContainerSelectionDialog

Method Summary

String

isValid(Object selection) Returns a string indicating whether the given selection is valid.

Method Detail

isValid

public String isValid(Object selection)

Returns a string indicating whether the given selection is valid. If the result is null, the selection is considered to be valid; if the result is non-empty, it contains the error message to be displayed to the user.

Parameters:

selection - the selection to be validated

Returns:

the error message, or null indicating that the value is valid