Home Explore Help
Sign In
wuheng
/
vip21-javaweb
1
0
Fork 0
Files Issues 0 Pull Requests 0 Wiki
Browse Source

day09

wuheng 2 years ago
parent
9fc710872c
commit
22a1aad821
11 changed files with 153 additions and 4 deletions
Unified View Show Diff Stats
  1. 1 0
      .gitignore
  2. 2 1
      day08/src/com/lovecoding/servlet/HttpDemoServlet.java
  3. 23 0
      day08/src/com/lovecoding/servlet/UrlDemo1Servlet.java
  4. 15 0
      day08/src/com/lovecoding/servlet/UrlDemoServlet.java
  5. 27 3
      day08/web/WEB-INF/web.xml
  6. 16 0
      day08/web/upload.jsp
  7. 16 0
      day08/web/urlpatter.jsp
  8. 31 0
      day09/src/com/lovecoding/request/DemoServlet.java
  9. BIN
      day09/web/WEB-INF/lib/servlet-api.jar
  10. 6 0
      day09/web/WEB-INF/web.xml
  11. 16 0
      day09/web/index.jsp

+ 1 - 0
.gitignore
View File 

@@ -49,3 +49,4 @@ nbdist/
 
 
 
 production/*
 
 production/*
 
 out/*
 
 out/*
 
+/artifacts

+ 2 - 1
day08/src/com/lovecoding/servlet/HttpDemoServlet.java
View File 

@@ -6,12 +6,13 @@ import javax.servlet.http.HttpServletRequest;
 
 import javax.servlet.http.HttpServletResponse;
 
 import javax.servlet.http.HttpServletResponse;
 
 import java.io.IOException;
 
 import java.io.IOException;
 
 
 
+
 
 public class HttpDemoServlet extends HttpServlet{
 
 public class HttpDemoServlet extends HttpServlet{
 
 
 
     protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 
     protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 
         resp.addHeader("Content-Type","text/html;charset=utf-8");
 
         resp.addHeader("Content-Type","text/html;charset=utf-8");
 
         resp.setCharacterEncoding("UTF-8");
 
         resp.setCharacterEncoding("UTF-8");
 
-        resp.getWriter().print("你好 HttpServlet");
 
+        resp.getWriter().print("<html> <body><h1> 你好 HttpServlet </h1></body> </html>");
 
     }
 
     }
 
 
 
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

+ 23 - 0
day08/src/com/lovecoding/servlet/UrlDemo1Servlet.java
View File 

@@ -0,0 +1,23 @@
 
+package com.lovecoding.servlet;
 
+
 
+import javax.servlet.ServletException;
 
+import javax.servlet.annotation.WebServlet;
 
+import javax.servlet.http.HttpServlet;
 
+import javax.servlet.http.HttpServletRequest;
 
+import javax.servlet.http.HttpServletResponse;
 
+import java.io.IOException;
 
+
 
+@WebServlet(urlPatterns = {"/urldemo2","/demo/*war","/urldemo0","/urldemo3","/urldemo4","/urldemo7"})
 
+public class UrlDemo1Servlet extends HttpServlet {
 
+
 
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 
+        String s = "/urlpatter.jsp";
 
+        request.getRequestDispatcher(s).forward(request, response);
 
+    }
 
+
 
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 
+        String s = "/urlpatter.jsp";
 
+        req.getRequestDispatcher(s).forward(req, resp);
 
+    }
 
+
 
+}

+ 15 - 0
day08/src/com/lovecoding/servlet/UrlDemoServlet.java
View File 

@@ -0,0 +1,15 @@
 
+package com.lovecoding.servlet;
 
+
 
+import javax.servlet.ServletException;
 
+import javax.servlet.http.HttpServlet;
 
+import javax.servlet.http.HttpServletRequest;
 
+import javax.servlet.http.HttpServletResponse;
 
+import java.io.IOException;
 
+
 
+
 
+public class UrlDemoServlet extends HttpServlet {
 
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 
+        String s = "/upload.jsp";
 
+        request.getRequestDispatcher(s).forward(request, response);
 
+    }
 
+}

+ 27 - 3
day08/web/WEB-INF/web.xml
View File 

@@ -6,9 +6,9 @@
 
 
 
 
 
     <servlet>
 
     <servlet>
 
-    <servlet-name>Demo</servlet-name>
 
-    <servlet-class>com.lovecoding.servlet.DemoServlet</servlet-class>
 
-</servlet>
 
+        <servlet-name>Demo</servlet-name>
 
+        <servlet-class>com.lovecoding.servlet.DemoServlet</servlet-class>
 
+    </servlet>
 
     <servlet-mapping>
 
     <servlet-mapping>
 
         <servlet-name>Demo</servlet-name>
 
         <servlet-name>Demo</servlet-name>
 
         <url-pattern>/demo</url-pattern>
 
         <url-pattern>/demo</url-pattern>
 
@@ -24,5 +24,29 @@
 
         <url-pattern>/http</url-pattern>
 
         <url-pattern>/http</url-pattern>
 
     </servlet-mapping>
 
     </servlet-mapping>
 
 
 
+    <servlet>
 
+        <servlet-name>UrlDemo</servlet-name>
 
+        <servlet-class>com.lovecoding.servlet.UrlDemoServlet</servlet-class>
 
+    </servlet>
 
+    <!-- .html 后缀的 有可能是 伪静态  -->
 
+    <!-- .do 一般是某个框架的使用习惯  -->
 
+    <!-- /user/login 路径模式  -->
 
+    <servlet-mapping>
 
+        <servlet-name>UrlDemo</servlet-name>
 
+        <url-pattern>/upload.html</url-pattern>
 
+    </servlet-mapping>
 
+    <servlet-mapping>
 
+        <servlet-name>UrlDemo</servlet-name>
 
+        <url-pattern>/upload.do</url-pattern>
 
+    </servlet-mapping>
 
+    <servlet-mapping>
 
+        <servlet-name>UrlDemo</servlet-name>
 
+        <url-pattern>/user/login</url-pattern>
 
+    </servlet-mapping>
 
+    <servlet-mapping>
 
+        <servlet-name>UrlDemo</servlet-name>
 
+        <url-pattern>/download/*</url-pattern>
 
+    </servlet-mapping>
 
+
 
 
 
 </web-app>
 
 </web-app>

+ 16 - 0
day08/web/upload.jsp
View File 

@@ -0,0 +1,16 @@
 
+<%--
 
+  Created by IntelliJ IDEA.
 
+  User: 武恒
 
+  Date: 2023/2/4
 
+  Time: 9:16
 
+  To change this template use File | Settings | File Templates.
 
+--%>
 
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
 
+<html>
 
+<head>
 
+    <title>Title</title>
 
+</head>
 
+<body>
 
+    我是 Upload.jsp 文件
 
+</body>
 
+</html>

+ 16 - 0
day08/web/urlpatter.jsp
View File 

@@ -0,0 +1,16 @@
 
+<%--
 
+  Created by IntelliJ IDEA.
 
+  User: 武恒
 
+  Date: 2023/2/4
 
+  Time: 9:16
 
+  To change this template use File | Settings | File Templates.
 
+--%>
 
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
 
+<html>
 
+<head>
 
+    <title>Title</title>
 
+</head>
 
+<body>
 
+    我是使用注解打开的JSP页面
 
+</body>
 
+</html>

+ 31 - 0
day09/src/com/lovecoding/request/DemoServlet.java
View File 

@@ -0,0 +1,31 @@
 
+package com.lovecoding.request;
 
+
 
+import javax.servlet.ServletException;
 
+import javax.servlet.annotation.WebServlet;
 
+import javax.servlet.http.HttpServlet;
 
+import javax.servlet.http.HttpServletRequest;
 
+import javax.servlet.http.HttpServletResponse;
 
+import java.io.IOException;
 
+
 
+@WebServlet("/demoServlet")
 
+public class DemoServlet extends HttpServlet {
 
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 
+        /**
 
+         * 获取整个URL地址
 
+         */
 
+        System.out.println( req.getRequestURL() );
 
+        /**
 
+         * 打印请求方法
 
+         */
 
+        System.out.println( req.getMethod() );
 
+        /**
 
+         * 打印获取的参数
 
+         */
 
+        System.out.println( req.getQueryString() );
 
+        /**
 
+         * 打印获取的Header头
 
+         */
 
+        System.out.println( req.getHeader("Host") );
 
+
 
+    }
 
+}

BIN
day09/web/WEB-INF/lib/servlet-api.jar
View File


+ 6 - 0
day09/web/WEB-INF/web.xml
View File 

@@ -0,0 +1,6 @@
 
+<?xml version="1.0" encoding="UTF-8"?>
 
+<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
 
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 
+         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
 
+         version="4.0">
 
+</web-app>

+ 16 - 0
day09/web/index.jsp
View File 

@@ -0,0 +1,16 @@
 
+<%--
 
+  Created by IntelliJ IDEA.
 
+  User: 武恒
 
+  Date: 2023/2/4
 
+  Time: 10:07
 
+  To change this template use File | Settings | File Templates.
 
+--%>
 
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
 
+<html>
 
+  <head>
 
+    <title>$Title$</title>
 
+  </head>
 
+  <body>
 
+  day09
 
+  </body>
 
+</html>