获取request的参数

package servlet;

import java.io.IOException;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.oreilly.servlet.MultipartRequest;

/**
* Servlet implementation class TestGet
*/
public class TestGet extends HttpServlet {
private static final long serialVersionUID = 1L;


      
    /**
     * @see HttpServlet#HttpServlet()
     */
    public TestGet() {
        super();
       
    }
   
    @Override
public void init(ServletConfig config) throws ServletException {

super.init(config);



}

/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
System.out.println("doGet.............");
String username=request.getParameter("username");
String password=request.getParameter("password");



System.out.println("username==>"+username);
System.out.println("password==>"+password);

String type =request.getHeader("Content-Type");
//避免出错
if(type == null || !type.toLowerCase().startsWith("multipart/form-data")){

}
else{
  MultipartRequest multipartRequest=new MultipartRequest(request,"F:/");

System.out.println("multipartRequest username==>"+multipartRequest.getParameter("username"));
System.out.println("multipartRequest password==>"+multipartRequest.getParameter("password"));
}
}



/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doGet(request, response);
}

}