修改

admin:huo123456@qq

2019-01-21 d42cb45f8fc0932e9a0766f98c445635a85b22d3

 gx_tieta/src/com/fgkj/Filters/CrossDomainLimitFilter.java

@@ -12,6 +12,9 @@
import javax.servlet.ServletRequest;

import javax.servlet.ServletResponse;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;



import org.omg.CORBA.Request;



import com.fgkj.actions.ActionUtil;

import com.fgkj.dto.ServiceModel;

@@ -21,26 +24,40 @@
   

   public final static String CROSS_DOMAIN_KEY   = "44c4a294cb66d13727c14b065dbe8548";      //跨域请求 key

      

   public void doFilter(ServletRequest req, ServletResponse response,

   public void doFilter(ServletRequest req, ServletResponse resp,

         FilterChain chain) throws IOException, ServletException {

      HttpServletRequest request=(HttpServletRequest)req;

      HttpServletResponse response =(HttpServletResponse)resp;

      String URL=request.getRequestURI();

      request.setCharacterEncoding("UTF-8");

      response.setCharacterEncoding("UTF-8");

      response.setContentType("text/html;charset=utf-8");

      //检测跨域访问的请求

      if(URL != null && URL.endsWith("_ky")){

      if(URL != null && URL.endsWith("_ky") && false){

         String key = req.getParameter("key");                              //获取校验码

         ServiceModel model = new ServiceModel();                           //是否允许访问

         boolean isAlowVisit = false;							
         ServiceModel model = new ServiceModel();									
         boolean isAlowVisit = false;                                    //是否允许访问

         //System.out.println(key+"=="+CROSS_DOMAIN_KEY);

         if(key != null && CROSS_DOMAIN_KEY.equals(key)){

            isAlowCrossDomain(response);

            //System.out.println("开始休眠500毫秒秒");

            try {

               Thread.sleep(500);

            } catch (InterruptedException e) {

               e.printStackTrace();

            } finally{

               //System.out.println("休眠结束.....");

            }

            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

            System.out.println("跨域访问域名或ip:"+request.getRemoteHost()+" At "+sdf.format(new Date()));

            

            isAlowVisit = true;

         }else{

            model.setMsg("识别码错误");

            model.setMsg("校验码发送失败,key:"+key);

         }         

         if(isAlowVisit){

            //通过请求

            chain.doFilter(request, response);

            chain.doFilter(request, response);      //允许跨域

         }else{

            //不能放行的请求

            PrintWriter out = response.getWriter();

@@ -51,6 +68,8 @@
      }else{

         //非跨域请求

         chain.doFilter(request, response);

         //SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

         //System.out.println("非跨域请求不允许放行"+request.getRemoteHost()+" At "+sdf.format(new Date()));

      }

      

   }

@@ -63,6 +82,16 @@
      

   }

   

   /**

    * 允许跨域访问

    * @param response

    */

   public void isAlowCrossDomain(HttpServletResponse response){

      response.setHeader("Access-Control-Allow-Origin", "*");            //允许跨域访问

      response.setHeader("Access-Control-Allow-Headers", "X-Requested-With,content-type,token");

      response.setHeader("Access-Control-Allow-Methods", "GET, HEAD, POST, PUT, DELETE, TRACE, OPTIONS, PATCH");

   }

	
   public static void main(String[] args) {

      SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

      System.out.println(sdf.format(new Date()));