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Venkata Naga Jyothi Vure
hiii, I uploaded a file with extension .doc now i required with .zip
View Answers
January 4, 2011 at 3:55 PM
Hi Friend,
Try the following code:
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.*" %>
<%@ page import="java.util.zip.*"%>
<%
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:/"+saveFile;
File ff = new File(saveFile);
FileOutputStream fileOut = new FileOutputStream(ff);
fileOut.write(dataBytes, startPos, (endPos - startPos));
fileOut.flush();
fileOut.close();
%><Br><table border="2"><tr><td><b>You have successfully upload the file:</b>
<% out.println(saveFile);%></td></tr></table>
<%
String filesToZip = saveFile;
File f = new File(filesToZip);
String zipFileName="";
int index = f.getName().lastIndexOf('.');
if (index>0&& index <= f.getName().length() - 2 ) {
zipFileName=f.getName().substring(0, index);
}
System.out.println(zipFileName);
zipFileName = zipFileName + ".zip";
byte[] buffer = new byte[18024];
try{
ZipOutputStream zos = new ZipOutputStream(new FileOutputStream("C:/"+zipFileName));
zos.setLevel(Deflater.DEFAULT_COMPRESSION);
FileInputStream fis = new FileInputStream(filesToZip);
zos.putNextEntry(new ZipEntry(filesToZip));
int len;
while ((len = fis.read(buffer)) > 0){
zos.write(buffer, 0, len);
}
zos.closeEntry();
fis.close();
zos.close();
}
catch(Exception e){
System.out.println(e);
}
}
%>
Thanks
January 4, 2011 at 3:55 PM
Hi Friend,
Try the following code:
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.*" %>
<%@ page import="java.util.zip.*"%>
<%
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:/"+saveFile;
File ff = new File(saveFile);
FileOutputStream fileOut = new FileOutputStream(ff);
fileOut.write(dataBytes, startPos, (endPos - startPos));
fileOut.flush();
fileOut.close();
%><Br><table border="2"><tr><td><b>You have successfully upload the file:</b>
<% out.println(saveFile);%></td></tr></table>
<%
String filesToZip = saveFile;
File f = new File(filesToZip);
String zipFileName="";
int index = f.getName().lastIndexOf('.');
if (index>0&& index <= f.getName().length() - 2 ) {
zipFileName=f.getName().substring(0, index);
}
System.out.println(zipFileName);
zipFileName = zipFileName + ".zip";
byte[] buffer = new byte[18024];
try{
ZipOutputStream zos = new ZipOutputStream(new FileOutputStream("C:/"+zipFileName));
zos.setLevel(Deflater.DEFAULT_COMPRESSION);
FileInputStream fis = new FileInputStream(filesToZip);
zos.putNextEntry(new ZipEntry(filesToZip));
int len;
while ((len = fis.read(buffer)) > 0){
zos.write(buffer, 0, len);
}
zos.closeEntry();
fis.close();
zos.close();
}
catch(Exception e){
System.out.println(e);
}
}
%>
Thanks
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