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Vijay
How display a Image on servlet from file upload
2 Answer(s) 4 years and 5 months ago
Posted in : JSP-Servlet
2 Answer(s) 4 years and 5 months ago
Posted in : JSP-Servlet
View Answers
December 16, 2008 at 1:54 AM
Hi friend,
I am sending running code.
<html>
<head>
<title>Image upload page</title>
</head></p> <p>
<body>
</br>
</br>
<form action="UploadFile" method="post" enctype="multipart/form-data" name="form1" id="form1">
<center>
<table border="2">
<tr>
<td align="right"><b>Employee Image </td>
<td>
<input name="file" type="file" id="file" size="50">
<td>
</tr>
<tr>
<td>
<center>
<input type="submit" name="Submit" value="Submit"/>
<input type="reset" name="Reset" value="Reset"/>
</td>
</tr>
</center>
</table>
</center>
</form>
</body>
</html>
---------------------------------------------
Servlet action code.
package javacode;
import java.sql.*;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.*;
import org.apache.commons.fileupload.disk.*;
public class UploadFile extends HttpServlet{
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
response.setContentType("text/html");
PrintWriter out= response.getWriter();
Connection con=null;
String itemName="";
boolean fileUpload=false;
try{
boolean isMultipart = ServletFileUpload.isMultipartContent(request);
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
List items = null;
try {
items = upload.parseRequest(request);
}
catch (FileUploadException e) {
e.printStackTrace();
}
Iterator itr = items.iterator();
while (itr.hasNext()){
FileItem item = (FileItem) itr.next();
String name = item.getFieldName();
if(name.equals("file")){
itemName = item.getName();
File savedFile = new File(request.getRealPath("/")+"images\\"+itemName);
item.write(savedFile);
fileUpload=true;
}
}
if(fileUpload==true){
out.println("File has been uploaded successfully");
out.println("<html>");
out.println("<body>");
out.println("<table><tr><td width='210'></td><td> <img border=2 src=images/"+itemName.toString().trim()+" width=137 height=140></td></tr></table>");
out.println("</body>");
out.println("</html>");
}
}
catch(Exception e){
e.printStackTrace();
}
}
}
I am sending running code.
<html>
<head>
<title>Image upload page</title>
</head></p> <p>
<body>
</br>
</br>
<form action="UploadFile" method="post" enctype="multipart/form-data" name="form1" id="form1">
<center>
<table border="2">
<tr>
<td align="right"><b>Employee Image </td>
<td>
<input name="file" type="file" id="file" size="50">
<td>
</tr>
<tr>
<td>
<center>
<input type="submit" name="Submit" value="Submit"/>
<input type="reset" name="Reset" value="Reset"/>
</td>
</tr>
</center>
</table>
</center>
</form>
</body>
</html>
---------------------------------------------
Servlet action code.
package javacode;
import java.sql.*;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.*;
import org.apache.commons.fileupload.disk.*;
public class UploadFile extends HttpServlet{
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
response.setContentType("text/html");
PrintWriter out= response.getWriter();
Connection con=null;
String itemName="";
boolean fileUpload=false;
try{
boolean isMultipart = ServletFileUpload.isMultipartContent(request);
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
List items = null;
try {
items = upload.parseRequest(request);
}
catch (FileUploadException e) {
e.printStackTrace();
}
Iterator itr = items.iterator();
while (itr.hasNext()){
FileItem item = (FileItem) itr.next();
String name = item.getFieldName();
if(name.equals("file")){
itemName = item.getName();
File savedFile = new File(request.getRealPath("/")+"images\\"+itemName);
item.write(savedFile);
fileUpload=true;
}
}
if(fileUpload==true){
out.println("File has been uploaded successfully");
out.println("<html>");
out.println("<body>");
out.println("<table><tr><td width='210'></td><td> <img border=2 src=images/"+itemName.toString().trim()+" width=137 height=140></td></tr></table>");
out.println("</body>");
out.println("</html>");
}
}
catch(Exception e){
e.printStackTrace();
}
}
}
December 16, 2008 at 1:56 AM
web.xml
<servlet>
<servlet-name>one</servlet-name>
<servlet-class>javacode.UploadFile</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>one</servlet-name>
<url-pattern>/jsp/UploadFile</url-pattern>
</servlet-mapping>
--------------------------------------------
If you have any problem then explain in detail.
Thanks.
<servlet>
<servlet-name>one</servlet-name>
<servlet-class>javacode.UploadFile</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>one</servlet-name>
<url-pattern>/jsp/UploadFile</url-pattern>
</servlet-mapping>
--------------------------------------------
If you have any problem then explain in detail.
Thanks.
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