Java tutorial
/******************************************************************************* * Copyright (c) 2014 antoniomariasanchez at gmail.com. * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Public License v3.0 * which accompanies this distribution, and is available at * http://www.gnu.org/licenses/gpl.html * * Contributors: * antoniomaria - initial API and implementation ******************************************************************************/ package net.sf.gazpachoquest.questionnaires; import net.sf.gazpachoquest.questionnaires.views.ErrorView; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import com.vaadin.navigator.View; import com.vaadin.navigator.ViewProvider; public class GazpachoErrorViewProvider implements ViewProvider { private static final long serialVersionUID = -816047369725821704L; private static final Logger logger = LoggerFactory.getLogger(GazpachoErrorViewProvider.class); @Override public String getViewName(String viewAndParameters) { return viewAndParameters; } @Override public View getView(String viewName) { logger.info("View name '{}' not found. Redirecting to errorView", viewName); return new ErrorView(); } }