JAVA-EERequest下常用API测试------计算机网络经典

秒速五厘米 2024-02-29 02:55 7阅读 0赞

>     package com.powernode.javaweb.servlet;
>     
>     import javax.servlet.ServletException;
>     
>     import javax.servlet.http.HttpServlet;
>     import javax.servlet.http.HttpServletRequest;
>     import javax.servlet.http.HttpServletResponse;
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     import java.util.Enumeration;
>     import java.util.Iterator;
>     import java.util.Map;
>     import java.util.Set;
>     
>     public class RequestTestServlet extends HttpServlet
>     {
>         @Override
>         protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
>             String contextPath = req.getContextPath();
>             resp.setContentType("text/html;charset=UTF-8");
>             PrintWriter out = resp.getWriter();
>             //应用的根路径,动态获取应用的根路径
>             //应用的根路径会动态变化,避免我们写死
>             out.println(contextPath);
>             //获取我们的请求方式
>             String method = req.getMethod();
>             out.println(method);
>             //获取URI资源(例如这个servlet对象就是在web内配置的uri-pattern)
>             String requestURI = req.getRequestURI();
>             //获取这个URL路径地址
>             StringBuffer requestURL = req.getRequestURL();
>             out.println(requestURI);
>             out.println(requestURL);
>             //获取servlet路径也是uri路径
>             String servletPath = req.getServletPath();
>             out.println(servletPath);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             //只有Tomcat10及以后才是默认UTF8,在此之前的版本需要我们手动设置
>             request.setCharacterEncoding("UTF-8");
>             response.setContentType("text/html;charset=UTF-8");
>             PrintWriter out = response.getWriter();
>             out.println(request);
>             out.println("<br>");
>             out.println(response);
>             out.println("<br>");
>             Map<String, String[]> parameterMap = request.getParameterMap();
>             Set<String> strings = parameterMap.keySet();
>             Iterator<String> iterator = strings.iterator();
>             while (iterator.hasNext())
>             {
>                 String next = iterator.next();
>                 out.println(next);
>                 String[] strings1 = parameterMap.get(next);
>                 for (int i = 0; i < strings1.length; i++) {
>                     out.println(strings1[i]);
>                 }
>                 out.println("<br>");
>             }
>             Enumeration<String> parameterNames = request.getParameterNames();
>             while(parameterNames.hasMoreElements())
>             {
>                 String s = parameterNames.nextElement();
>                 String[] strings1 = parameterMap.get(s);
>                 for (int i = 0; i < strings1.length; i++) {
>                     out.println(strings1[i]);
>                 }
>                 out.println("<br>");
>             }
>             String username = request.getParameter("username");
>             String password = request.getParameter("password");
>             String[] interests = request.getParameterValues("interest");
>             for (int i = 0; i < interests.length; i++) {
>                 out.println(interests[i]);
>             }
>             out.println("<br>");
>             out.println("Hello我来啦");
>         }
>     }
> 
>     package com.powernode.javaweb.servlet;
>     
>     import javax.servlet.ServletException;
>     
>     import javax.servlet.http.HttpServlet;
>     import javax.servlet.http.HttpServletRequest;
>     import javax.servlet.http.HttpServletResponse;
>     import java.io.IOException;
>     import java.io.PrintWriter;
>     import java.util.Enumeration;
>     import java.util.Iterator;
>     import java.util.Map;
>     import java.util.Set;
>     
>     public class RequestTestServlet extends HttpServlet
>     {
>         @Override
>         protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
>             String contextPath = req.getContextPath();
>             resp.setContentType("text/html;charset=UTF-8");
>             PrintWriter out = resp.getWriter();
>             //应用的根路径,动态获取应用的根路径
>             //应用的根路径会动态变化,避免我们写死
>             out.println(contextPath);
>             //获取我们的请求方式
>             String method = req.getMethod();
>             out.println(method);
>             //获取URI资源(例如这个servlet对象就是在web内配置的uri-pattern)
>             String requestURI = req.getRequestURI();
>             //获取这个URL路径地址
>             StringBuffer requestURL = req.getRequestURL();
>             out.println(requestURI);
>             out.println(requestURL);
>             //获取servlet路径也是uri路径
>             String servletPath = req.getServletPath();
>             out.println(servletPath);
>         }
>     
>         @Override
>         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
>             //只有Tomcat10及以后才是默认UTF8,在此之前的版本需要我们手动设置
>             request.setCharacterEncoding("UTF-8");
>             response.setContentType("text/html;charset=UTF-8");
>             PrintWriter out = response.getWriter();
>             out.println(request);
>             out.println("<br>");
>             out.println(response);
>             out.println("<br>");
>             Map<String, String[]> parameterMap = request.getParameterMap();
>             Set<String> strings = parameterMap.keySet();
>             Iterator<String> iterator = strings.iterator();
>             while (iterator.hasNext())
>             {
>                 String next = iterator.next();
>                 out.println(next);
>                 String[] strings1 = parameterMap.get(next);
>                 for (int i = 0; i < strings1.length; i++) {
>                     out.println(strings1[i]);
>                 }
>                 out.println("<br>");
>             }
>             Enumeration<String> parameterNames = request.getParameterNames();
>             while(parameterNames.hasMoreElements())
>             {
>                 String s = parameterNames.nextElement();
>                 String[] strings1 = parameterMap.get(s);
>                 for (int i = 0; i < strings1.length; i++) {
>                     out.println(strings1[i]);
>                 }
>                 out.println("<br>");
>             }
>             String username = request.getParameter("username");
>             String password = request.getParameter("password");
>             String[] interests = request.getParameterValues("interest");
>             for (int i = 0; i < interests.length; i++) {
>                 out.println(interests[i]);
>             }
>             out.println("<br>");
>             out.println("Hello我来啦");
>         }
>     }

>     <?xml version="1.0" encoding="UTF-8"?>
>     <web-app xmlns="https://jakarta.ee/xml/ns/jakartaee"
>              xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>              xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_6_0.xsd"
>              version="6.0">
>         <servlet>
>             <servlet-name>RequestTestServlet</servlet-name>
>             <servlet-class>com.powernode.javaweb.servlet.RequestTestServlet</servlet-class>
>         </servlet>
>         <servlet-mapping>
>             <servlet-name>RequestTestServlet</servlet-name>
>             <url-pattern>/RTS</url-pattern>
>         </servlet-mapping>
>     </web-app>
> 
>     <?xml version="1.0" encoding="UTF-8"?>
>     <web-app xmlns="https://jakarta.ee/xml/ns/jakartaee"
>              xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>              xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_6_0.xsd"
>              version="6.0">
>         <servlet>
>             <servlet-name>RequestTestServlet</servlet-name>
>             <servlet-class>com.powernode.javaweb.servlet.RequestTestServlet</servlet-class>
>         </servlet>
>         <servlet-mapping>
>             <servlet-name>RequestTestServlet</servlet-name>
>             <url-pattern>/RTS</url-pattern>
>         </servlet-mapping>
>     </web-app>

>     <!DOCTYPE html>
>     <html lang="en">
>     <head>
>         <meta charset="UTF-8">
>         <title>Title</title>
>     </head>
>     <body>
>     <a href="/RTS">揍你</a>
>       <h1>注册页面</h1><br>
>       <form action="/RTS" method="post">
>         名字:<input type="text" name="name"><br>
>         密码:<input type="password" name="password"><br>
>         aihao:<input type="checkbox" name="aihao" value="a"><br>
>         <input type="checkbox" name="aihao"value="i"><br>
>         <input type="checkbox" name="aihao" value="h"><br>
>         <input type="submit" value="submit"><br>
>       </form>
>     </body>
>     </html>
> 
>     <!DOCTYPE html>
>     <html lang="en">
>     <head>
>         <meta charset="UTF-8">
>         <title>Title</title>
>     </head>
>     <body>
>     <a href="/RTS">揍你</a>
>       <h1>注册页面</h1><br>
>       <form action="/RTS" method="post">
>         名字:<input type="text" name="name"><br>
>         密码:<input type="password" name="password"><br>
>         aihao:<input type="checkbox" name="aihao" value="a"><br>
>         <input type="checkbox" name="aihao"value="i"><br>
>         <input type="checkbox" name="aihao" value="h"><br>
>         <input type="submit" value="submit"><br>
>       </form>
>     </body>
>     </html>