@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		m_trivialAccessController = BEANS.get(TrivialAccessController.class).init(new TrivialAuthConfig()
				.withExclusionFilter(filterConfig.getInitParameter("filter-exclude")).withLoginPageInstalled(true));
		m_formBasedAccessController = BEANS.get(FormBasedAccessController.class)
				.init(new FormBasedAuthConfig().withCredentialVerifier(BEANS.get(ConfigFileCredentialVerifier.class)));
		m_developmentAccessController = BEANS.get(DevelopmentAccessController.class).init();
	}

@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		m_trivialAccessController = BEANS.get(TrivialAccessController.class).init(new TrivialAuthConfig()
				.withExclusionFilter(filterConfig.getInitParameter("filter-exclude")).withLoginPageInstalled(true));
		m_formBasedAccessController = BEANS.get(FormBasedAccessController.class)
				.init(new FormBasedAuthConfig().withCredentialVerifier(BEANS.get(DataSourceCredentialVerifier.class)));
		m_developmentAccessController = BEANS.get(DevelopmentAccessController.class).init();
	}

	@Override
	public int verify(String username, char[] password) throws IOException {
		Subject subject = new Subject();
		subject.getPrincipals().add(new SimplePrincipal("system"));
		subject.setReadOnly();
		RunContext runContext = RunContexts.empty();
		Object[][] result = runContext.call(new Callable<Object[][]>() {

			@Override
			public Object[][] call() throws Exception {
				return BEANS.get(IDBAuthService.class).load(username, password);

			}

		});
		if (result.length > 0)
			return AUTH_OK;
		else
			return AUTH_FAILED;
	}

@TunnelToServer
public interface ISqlAuthService {
	public int verify(String username, char[] password);
}

public class DataSourceCredentialVerifier implements ICredentialVerifier {

	@Override
	public int verify(String username, char[] password) throws IOException {
		Subject subject = new Subject();
	    subject.getPrincipals().add(new SimplePrincipal("system"));
	    subject.setReadOnly();
	    RunContext runContext = RunContexts.empty();
	    
	    return runContext.call(new Callable<Integer>() {
	    	   @Override
	    	   public Integer call() throws Exception {
	    	      return BEANS.get(ISqlAuthService.class).verify(username, password);
	    	   }
	    	});
	}
}

public interface ISqlAuthService extends IService {