Android(安卓)studio 032 java Tomcat Servlet 搭建服务器

第一步新建D web  project 第二步新建servletimport java.io.IOException;import java.io.PrintWriter;import java.util.Date;import javax.servlet.ServletException;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;/** * Servlet implementation class TestPage */@WebServlet("/TestPage")public class TestPage extends HttpServlet {private static final long serialVersionUID = 1L;           /**     * @see HttpServlet#HttpServlet()     */    public TestPage() {        super();        // TODO Auto-generated constructor stub    }/** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response) */protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stub//response.getWriter().append("Served at: ").append(request.getContextPath());//        PrintWriter out = response.getWriter();//        Date now = new Date(); // Date & Time//        String page = "" + now +"
";//        out.println(page);        String username = request.getParameter("username");        String password = request.getParameter("password");        response.setContentType("text/html;charset=utf-8");        // 浏览器默认的编码是iso-8859-1转换成utf-8，如果不转换，会产生乱码。        String name = new String(username.getBytes("iso-8859-1"), "utf-8");        String pass = new String(password.getBytes("iso-8859-1"), "utf-8");        System.out.println("username" + name);        System.out.println("password" + pass);        //如果登陆名是张三，密码是123，登陆成功，否则登陆失败。        if ("abc".equals(name)&&pass.equals("123")) {        response.getWriter().write("登陆成功");        } else        response.getWriter().write("用户名或密码错误");}/** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stubdoGet(request, response);}}

新建web.xlm

<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">  <display-name>TestPagedisplay-name>    <servlet>        <servlet-name>TestPageservlet-name>        <servlet-class>TestPageservlet-class>    servlet>    <servlet-mapping>        <servlet-name>TestPageservlet-name>        <url-pattern>/TestPageurl-pattern>    servlet-mapping>    <welcome-file-list>    <welcome-file>index.htmlwelcome-file>    <welcome-file>index.htmwelcome-file>    <welcome-file>index.jspwelcome-file>    <welcome-file>default.htmlwelcome-file>    <welcome-file>default.htmwelcome-file>    <welcome-file>default.jspwelcome-file>  welcome-file-list>web-app>

新建index.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"    pageEncoding="ISO-8859-1"%><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Insert title heretitle>head><body>    This is my JSP page.    <br>    <form action="TestPage" method="get">        用户名：<input type="text" id="username" name="username" /> <br>        密码： <input type="text" id="password" name="password" /> <br> <input            type="submit" value="提交" />    form>body>html>

运行

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