jsp使用jquery通过ajax方式访问servlet

文件目录



servlet 

package com;

import java.io.IOException;
import java.io.PrintWriter;

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

public class test extends HttpServlet {

public void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//处理中文问题
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
System.out.println("start............");
String username=request.getParameter("username");
String content=request.getParameter("content");
//username=new String(username.getBytes("gb2312"),"utf-8");
PrintWriter out = response.getWriter();
out.write(username);
System.out.println("username>>=="+username);
out.write(content);
out.flush();
out.close();
System.out.println("end");
}

}

index.jsp

package com;

import java.io.IOException;
import java.io.PrintWriter;

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

public class test extends HttpServlet {

public void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//处理中文问题
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
System.out.println("start............");
String username=request.getParameter("username");
String content=request.getParameter("content");
//username=new String(username.getBytes("gb2312"),"utf-8");
PrintWriter out = response.getWriter();
out.write(username);
System.out.println("username>>=="+username);
out.write(content);
out.flush();
out.close();
System.out.println("end");
}

}