1 /**
2 * - Digitalis Internal Framework v2.0 - (C) 2007, Digitalis Informatica. Distribuicao e Gestao de Informatica, Lda.
3 * Estrada de Paco de Arcos num.9 - Piso -1 2780-666 Paco de Arcos Telefone: (351) 21 4408990 Fax: (351) 21 4408999
4 * http://www.digitalis.pt
5 */
6 package pt.digitalis.dif.dem.annotations.stage;
7
8 import java.lang.annotation.ElementType;
9 import java.lang.annotation.Retention;
10 import java.lang.annotation.RetentionPolicy;
11 import java.lang.annotation.Target;
12
13 import pt.digitalis.dif.controller.ExceptionHandlers;
14 import pt.digitalis.dif.dem.annotations.metaannotations.BindToPrimary;
15 import pt.digitalis.dif.dem.annotations.metaannotations.Primary;
16
17 /**
18 * This annotation defines a stage for execution if an exception is thrown. It will be added to the
19 * {@link ExceptionHandlers} for the dispatcher to manage. It is a non-pure primary annotation. Yields primariness to
20 * <code>@StageDefinition</code> when used with this annotation.
21 * @author Rodrigo Gonçalves <a href="mailto:rgoncalves@digitalis.pt">rgoncalves@digitalis.pt</a>
22 * @created 2007/05/11
23 */
24 @Target( {ElementType.TYPE})
25 @Retention(RetentionPolicy.RUNTIME)
26 @Primary(yieldTo = "pt.digitalis.dif.dem.annotations.entities.StageDefinition, pt.digitalis.dif.dem.annotations.stage.View")
27 @BindToPrimary("pt.digitalis.dif.dem.annotations.entities.StageDefinition")
28 public @interface ExceptionHandler {
29
30 /**
31 * The type of the exception whose raising will trigger the error stage. By default, any Exception will trigger the
32 * error stage. Mandatory field!!
33 */
34 String exceptions();
35 }