I have created a form to upload a file in a html page, now i want to get the path of the file in a jsp page so what code should I write?
thanks and regards...
it was coming as an error........
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
1)page.jsp:
<%@ page language="java" %> <HTML> <HEAD><TITLE>Display file upload form to the user</TITLE></HEAD> <BODY> <FORM ENCTYPE="multipart/form-data" ACTION= "uploadandstore.jsp" METHOD=POST> <br><br><br> <center> <table border="0" bgcolor=#ccFDDEE> <tr> <center> <td colspan="2" align="center"><B>UPLOAD THE FILE</B><center></td> </tr> <tr> <td colspan="2" align="center"> </td> </tr> <tr> <td><b>Choose the file To Upload:</b></td> <td><INPUT NAME="file" TYPE="file"></td> </tr> <tr> <td colspan="2" align="center"> </td> </tr> <tr> <td colspan="2" align="center"><input type="submit" value="Send File"> </td> </tr> <table> </center> </FORM> </BODY> </HTML>
2)uploadandstore.jsp:
<%@ page import="java.io.*" %> <%@ page import="java.sql.*" %> <% String saveFile=""; String contentType = request.getContentType(); if ((contentType != null) && (contentType.indexOf("multipart/form-data") >= 0)) { DataInputStream in = new DataInputStream(request.getInputStream()); int formDataLength = request.getContentLength(); byte dataBytes[] = new byte[formDataLength]; int byteRead = 0; int totalBytesRead = 0; while (totalBytesRead < formDataLength) { byteRead = in.read(dataBytes, totalBytesRead,formDataLength); totalBytesRead += byteRead; } String file = new String(dataBytes); saveFile = file.substring(file.indexOf("filename=\"") + 10); saveFile = saveFile.substring(0, saveFile.indexOf("\n")); saveFile = saveFile.substring(saveFile.lastIndexOf("\\") + 1,saveFile.indexOf("\"")); int lastIndex = contentType.lastIndexOf("="); String boundary = contentType.substring(lastIndex + 1,contentType.length()); int pos; pos = file.indexOf("filename=\""); pos = file.indexOf("\n", pos) + 1; pos = file.indexOf("\n", pos) + 1; pos = file.indexOf("\n", pos) + 1; int boundaryLocation = file.indexOf(boundary, pos) - 4; int startPos = ((file.substring(0, pos)).getBytes()).length; int endPos = ((file.substring(0, boundaryLocation)).getBytes()).length; saveFile="C:/UploadedFiles/"+saveFile; File f = new File(saveFile); FileOutputStream fileOut = new FileOutputStream(f); fileOut.write(dataBytes, startPos, (endPos - startPos)); fileOut.flush(); fileOut.close(); %><Br><table border="2"><tr><td><b>You have successfully upload the file by the name of:</b> <% out.println(saveFile);%></td></tr></table> <% } %> <a href="viewFiles.jsp">View Files</a>
3)viewFiles.jsp:
<%@page import="java.io.*"%> <table> <% File f = new File("C:/UploadedFiles"); File[] files = f.listFiles(); for(int i=0;i<files.length;i++){ String name=files[i].getName(); String path=files[i].getPath(); %> <tr><td><a href="#" ><%=name%></a></td><td><a href="#"><%=path%></a></td></tr> <% } %> </table>
String uploadPath=System.getProperty("user.home")+File.separatorChar+"your-directory-name"; out.println(uploadPath);
String uploadPath=System.getProperty("user.home")+File.separatorChar+"your-directory-name"; out.println(uploadPath);
Ads