Uploading Multiple Files Using jsp servlet | Code Factory
2 min readNov 30, 2019
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File : index.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!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=ISO-8859-1">
<title>Upload page</title>
</head>
<body>
<form action="UploadServlet" method="post" enctype="multipart/form-data" name="form1" id="form1">
<center>
<table border="1">
<tr>
<td align="center"><b>Multiple image upload</b></td>
</tr>
<tr>
<td>
Specify file :
<input name="file" type="file" id="file" multiple>
</td>
</tr>
<tr>
<td align="center">
<input type="submit" name="Submit" value="Submit Files">
</td>
</tr>
</table>
</center>
</form>
</body>
</html>File : UploadServlet.java
package com.codeFactory;import java.io.File;
import java.io.IOException;
import java.util.List;
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 org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;@WebServlet("/UploadServlet")
public class UploadServlet extends HttpServlet {private final String UPLOAD_DIRECTORY = "D:/abc";
private static final long serialVersionUID = 1 L;public UploadServlet() {
super();
}protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
if (ServletFileUpload.isMultipartContent(request))
{
try
{
List < FileItem > multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);
for (FileItem item: multiparts)
{
if (!item.isFormField())
{
String name = new File(item.getName()).getName();
item.write(new File(UPLOAD_DIRECTORY + File.separator + name));
}
}
request.setAttribute("message", "File uploaded successfully.");
} catch (Exception ex)
{
request.setAttribute("message", "File upload failed due to : " + ex);
}
} else
{
request.setAttribute("message", "Sorry this servlet only handles file upload request.");
}
request.getRequestDispatcher("/result.jsp").forward(request, response);
}
}
File : result.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!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=ISO-8859-1">
<title>Result page</title>
</head>
<body>
<div>
<h3>${message }</h3>
</div>
</body>
</html>