/* * * Licensed to the Apache Software Foundation (ASF) under one or more * Contributor license agreements.See the NOTICE file distributed with * This work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * he 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.dromara.jinx.registration; import org.dromara.jinx.context.NettyEmbeddedContext; import javax.servlet.MultipartConfigElement; import javax.servlet.Servlet; import javax.servlet.ServletException; import javax.servlet.ServletRegistration; import javax.servlet.ServletSecurityElement; import java.util.Collection; import java.util.Collections; import java.util.Set; /** * @author xiaoyu */ public class NettyServletRegistration extends AbstractNettyRegistration implements ServletRegistration.Dynamic { private volatile boolean initialised; private Servlet servlet; public NettyServletRegistration(NettyEmbeddedContext context, String servletName, String className, Servlet servlet) { super(servletName, className, context); this.servlet = servlet; } public Servlet getServlet() throws ServletException { if (!initialised) { synchronized (this) { if (!initialised) { if (null == servlet) { try { servlet = (Servlet) Class.forName(getClassName()).newInstance(); } catch (Exception e) { throw new ServletException(e); } } servlet.init(this); initialised = true; } } } return servlet; } @Override public void setLoadOnStartup(int loadOnStartup) { } @Override public Set<String> setServletSecurity(ServletSecurityElement constraint) { return null; } @Override public void setMultipartConfig(MultipartConfigElement multipartConfig) { } @Override public void setRunAsRole(String roleName) { } @Override public Set<String> addMapping(String... urlPatterns) { // TODO check for conflicts NettyEmbeddedContext context = getNettyContext(); for (String urlPattern : urlPatterns) { context.addServletMapping(urlPattern, getName()); } return Collections.emptySet(); } @Override public Collection<String> getMappings() { return null; } @Override public String getRunAsRole() { return null; } }