Java tutorial
/* * Copyright 2016 Victor Andreenko * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jblogcms.core.config; import org.springframework.web.WebApplicationInitializer; import org.springframework.web.context.ContextLoaderListener; import org.springframework.web.context.support.AnnotationConfigWebApplicationContext; import org.springframework.web.filter.CharacterEncodingFilter; import org.springframework.web.filter.DelegatingFilterProxy; import org.springframework.web.servlet.DispatcherServlet; import javax.servlet.*; import java.util.EnumSet; /** * @author Victor Andreenko */ public class MainConfig implements WebApplicationInitializer { private static final String DISPATCHER_SERVLET_NAME = "dispatcher"; private static final String DISPATCHER_SERVLET_MAPPING = "/"; @Override public void onStartup(ServletContext servletContext) throws ServletException { AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext(); rootContext.register(MainContext.class); ServletRegistration.Dynamic dispatcher = servletContext.addServlet(DISPATCHER_SERVLET_NAME, new DispatcherServlet(rootContext)); dispatcher.setLoadOnStartup(1); dispatcher.addMapping(DISPATCHER_SERVLET_MAPPING); EnumSet<DispatcherType> dispatcherTypes = EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD); CharacterEncodingFilter characterEncodingFilter = new CharacterEncodingFilter(); characterEncodingFilter.setEncoding("UTF-8"); characterEncodingFilter.setForceEncoding(true); FilterRegistration.Dynamic characterEncoding = servletContext.addFilter("characterEncoding", characterEncodingFilter); characterEncoding.addMappingForUrlPatterns(dispatcherTypes, true, "/*"); FilterRegistration.Dynamic security = servletContext.addFilter("springSecurityFilterChain", new DelegatingFilterProxy()); security.addMappingForUrlPatterns(dispatcherTypes, true, "/*"); servletContext.addListener(new ContextLoaderListener(rootContext)); } }