同一個Frame中不自動創建session

編寫類：

package com.neusoft.web;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class TransNameFilter extends HttpServlet
  implements Filter
{
  public void init(FilterConfig arg0)
    throws ServletException
  {
  }

  public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
    throws IOException, ServletException
  {
    HttpServletRequest hreq = (HttpServletRequest)request;

    HttpServletResponse res = (HttpServletResponse)response;

    res.setHeader("P3P", "CP=CAO PSA OUR");
    if (chain != null)
      chain.doFilter(request, response);
  }

  public void destroy()
  {
  }
}

 

添加監聽

web.xml

 

 

 <filter>
     <filter-name>transNameFilter</filter-name>
     <filter-class>com.neusoft.web.TransNameFilter</filter-class>
   </filter>
   <filter-mapping>
     <filter-name>transNameFilter</filter-name>
     <url-pattern>/*</url-pattern>
   </filter-mapping>