Import two jar file first (Unzip and add both jar files) Download Zar Files jar files zip Create html page index.html
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<!DOCTYPE html> <html> <head> <title>File Uploading Form</title> </head> <body> <h3>File Upload:</h3> Select a file to upload: <br /> <form action = "UploadFile.jsp" method = "post" enctype = "multipart/form-data"> <input type = "file" name = "file" size = "50" /> <br /> <input type = "submit" value = "Upload File" /> </form> </body> </html> |
Create UploadFile.jsp
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<%-- Document : UploadFile Created on : Apr 10, 2018, 3:57:15 PM Author : Admin --%> <%@page import="java.io.File"%> <%@page contentType="text/html" pageEncoding="UTF-8"%> <%@ page import = "java.io.*,java.util.*, javax.servlet.*" %> <%@ page import = "javax.servlet.http.*" %> <%@ page import = "org.apache.commons.fileupload.*" %> <%@ page import = "org.apache.commons.fileupload.disk.*" %> <%@ page import = "org.apache.commons.fileupload.servlet.*" %> <%@ page import = "org.apache.commons.io.output.*" %> <% File file ; int maxFileSize = 5000 * 1024; int maxMemSize = 5000 * 1024; ServletContext context = pageContext.getServletContext(); String filePath = context.getInitParameter("file-upload"); // Verify the content type String contentType = request.getContentType(); if ((contentType.indexOf("multipart/form-data") >= 0)) { DiskFileItemFactory factory = new DiskFileItemFactory(); // maximum size that will be stored in memory factory.setSizeThreshold(maxMemSize); // Location to save data that is larger than maxMemSize. factory.setRepository(new File("c:\\tempp")); // Create a new file upload handler ServletFileUpload upload = new ServletFileUpload(factory); // maximum file size to be uploaded. upload.setSizeMax( maxFileSize ); try { // Parse the request to get file items. List fileItems = upload.parseRequest(request); // Process the uploaded file items Iterator i = fileItems.iterator(); out.println("<html>"); out.println("<head>"); out.println("<title>JSP File upload</title>"); out.println("</head>"); out.println("<body>"); while ( i.hasNext () ) { FileItem fi = (FileItem)i.next(); if ( !fi.isFormField () ) { // Get the uploaded file parameters String fieldName = fi.getFieldName(); String fileName = fi.getName(); boolean isInMemory = fi.isInMemory(); long sizeInBytes = fi.getSize(); // Write the file if( fileName.lastIndexOf("\\") >= 0 ) { file = new File( filePath + fileName.substring( fileName.lastIndexOf("\\"))) ; } else { file = new File( filePath + fileName.substring(fileName.lastIndexOf("\\")+1)) ; } fi.write( file ) ; out.println("Uploaded Filename: " + filePath + fileName + "<br>"); } } out.println("</body>"); out.println("</html>"); } catch(Exception ex) { System.out.println(ex); } } else { out.println("<html>"); out.println("<head>"); out.println("<title>Servlet upload</title>"); out.println("</head>"); out.println("<body>"); out.println("<p>No file uploaded</p>"); out.println("</body>"); out.println("</html>"); } %> |
Create web.xml file in WEB-INF Folder project
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<?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_3_1.xsd" version="3.1"> <session-config> <session-timeout> 30 </session-timeout> </session-config> <context-param> <description>Location to store uploaded file</description> <param-name>file-upload</param-name> <param-value> c:\tempp\ </param-value> </context-param> </web-app> |
You must create a folder name “temp” in Read More …