减小字体
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Servlet 文件上传
parator + fileName; File storeFile = new File(filePath); // 在控制台输出文件的上传路径 System.out.println(filePath); // 保存文件到硬盘 item.write(storeFile); request.setAttribute("message", "文件上传成功!"); } } } } catch (Exception ex) { request.setAttribute("message", "错误信息:
" + ex.getMessage()); } // 跳转到 message.jsp request.getServletContext().getRequestDispatcher("/message.jsp").forward( request, response); }}message.jsp 文件代码如下：<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http:
//www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>文件上传结果</title></head><body> <center> <h2>${message}</h2> </center></body></html>编译和运行 Servlet编译上面的 Servlet UploadServlet，并在 web.xml 文件中创建所需的条目，如下所示：<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:
xsi="http:
//www.w3.org/2001/XMLSchema-instance" xmlns="http:
//java.sun.com/xml/ns/javaee" xmlns:
web="http:
//java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:
schemaLocation="http:
//java.sun.com/xml/ns/javaee http:
//java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5"> <servlet> <display-name>UploadServlet</display-name> <servlet-name>UploadServlet</servlet-name> <servlet-class>com.k88.test.UploadServlet</servlet-class> </servlet> <servlet-mapping> <servlet-name>UploadServlet</servlet-name> <url-pattern>/TomcatTest/UploadServlet</url-pattern> </servlet-mapping></web-app>现在尝试使用您在上面创建的 HTML 表单来上传文件。当您在浏览器中访问：http:
//localhost:
8080/TomcatTest/upload.jsp ，演示如下所示：
" + ex.getMessage()); } // 跳转到 message.jsp request.getServletContext().getRequestDispatcher("/message.jsp").forward( request, response); }}message.jsp 文件代码如下：<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http:
//www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>文件上传结果</title></head><body> <center> <h2>${message}</h2> </center></body></html>编译和运行 Servlet编译上面的 Servlet UploadServlet，并在 web.xml 文件中创建所需的条目，如下所示：<?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" xmlns:
web="http:
//java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:
schemaLocation="http:
//java.sun.com/xml/ns/javaee http:
//java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5"> <servlet> <display-name>UploadServlet</display-name> <servlet-name>UploadServlet</servlet-name> <servlet-class>com.k88.test.UploadServlet</servlet-class> </servlet> <servlet-mapping> <servlet-name>UploadServlet</servlet-name> <url-pattern>/TomcatTest/UploadServlet</url-pattern> </servlet-mapping></web-app>现在尝试使用您在上面创建的 HTML 表单来上传文件。当您在浏览器中访问：http:
//localhost:
8080/TomcatTest/upload.jsp ，演示如下所示：
Servlet 文件上传
