java filter response_使用java的自定义过滤器Filter 处理请求request 并响应response

比眉伴天荒 2022-11-03 11:46 167阅读 0赞

packagecom.enation.eop;importjava.io.BufferedReader;importjava.io.IOException;importjava.io.InputStream;importjava.io.InputStreamReader;importjava.io.PrintWriter;importjava.util.Collection;importjava.util.Date;importjava.util.List;importjava.util.Locale;importjavax.servlet.Filter;importjavax.servlet.FilterChain;importjavax.servlet.FilterConfig;importjavax.servlet.ServletException;importjavax.servlet.ServletOutputStream;importjavax.servlet.ServletRequest;importjavax.servlet.ServletResponse;importjavax.servlet.http.Cookie;importjavax.servlet.http.HttpServletRequest;importjavax.servlet.http.HttpServletResponse;importcom.enation.eop.processor.back.BackendProcessor;importcom.enation.eop.processor.core.freemarker.FreeMarkerPaser;importcom.enation.eop.processor.facade.FacadeProcessor;importcom.enation.eop.processor.facade.InstallProcessor;importcom.enation.eop.processor.facade.ResourceProcessor;importcom.enation.eop.resource.IAppManager;importcom.enation.eop.resource.model.EopApp;importcom.enation.eop.sdk.context.EopContext;importcom.enation.eop.sdk.context.EopContextIniter;importcom.enation.eop.sdk.context.EopSetting;importcom.enation.framework.context.spring.SpringContextHolder;importcom.enation.framework.context.webcontext.ThreadContextHolder;public class DispatcherDemoFilter implementsFilter \{public voidinit(FilterConfig config) \{

\}public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throwsIOException, ServletException \{//HttpServletRequest req= ServletActionContext.getRequest();//String flag= req.getHeader("X-Requested-With");//HttpServletResponse response = ServletActionContext.getResponse();

String ip = ((HttpServletRequest) request).getHeader("x-forwarded-for");if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))\{

ip= ((HttpServletRequest) request).getHeader("Proxy-Client-IP");

\}if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))\{

ip= ((HttpServletRequest) request).getHeader("WL-Proxy-Client-IP");

\}if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))\{

ip=request.getRemoteAddr();

String authtoken= request.getParameter("auth-token");

System.out.println(authtoken);

StringBuffer sb= newStringBuffer() ;

InputStream is=request.getInputStream();

InputStreamReader isr= newInputStreamReader(is);

BufferedReader br= newBufferedReader(isr);

String s= "";while((s=br.readLine())!=null)\{

sb.append(s) ;

System.out.println(sb);

String str=sb.toString();

System.out.println(ip+"时间"+newDate().getTime());//response.setCharacterEncoding("utf-8");

response.setContentType("application/xml");

String write= "" +

"" +

"CASH\_ON\_DELIVERY";

System.out.println(write);

response.getWriter().write(write);

\}public voiddestroy() \{

\}private static booleanisExinclude(String uri) \{

String\[\] exts= new String\[\] \{ "jpg", "gif", "js", "png", "css", "doc", "xls", "swf","ico"\};for(String ext : exts) \{if(uri.toUpperCase().endsWith(ext.toUpperCase())) \{return true;

\}return false;