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org.eclipse.ui.dialogs
Interface ISelectionValidator

All Known Implementing Classes:

CopyResourceAction, MoveResourceAction, ResourceNavigatorMoveAction

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public interface ISelectionValidator

For validating selections in some selection dialogs.

Clients should implement this interface to define specialized selection validators.

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

 

Method Detail

isValid

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

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