001package usecase.auth;
002
003import javax.annotation.Priority;
004import javax.inject.Inject;
005import javax.interceptor.AroundInvoke;
006import javax.interceptor.Interceptor;
007import javax.interceptor.InvocationContext;
008
009/**
010 * Classe interceptor per confermare l'autenticazione
011 */
012@Interceptor
013@AuthenticationRequired
014@Priority(Interceptor.Priority.APPLICATION+1)
015public class AuthenticationRequiredInterceptor {
016    @Inject private CurrentUser currentUser;
017
018    /**
019     * Verifica l'autenticazione
020     * @param invocationContext
021     * @return Oggetto che conferma la possibilità di procedere.
022     * @throws AuthenticationRequiredException
023     */
024    @AroundInvoke
025    public Object checkAdmin(InvocationContext invocationContext) throws Exception{
026        if(!currentUser.isLoggedIn()){
027            throw new AuthenticationRequiredException();
028        }
029        return invocationContext.proceed();
030    }
031}