my code of uploading picture

[jesmee]

<%@ page import="java.util.List" %>
   <%@ page import="java.util.Iterator" %>
   <%@ page import="java.io.File" %>
   <%@ page import="org.apache.commons.fileupload.servlet.ServletFileUpload"%>
   <%@ page import="org.apache.commons.fileupload.disk.DiskFileItemFactory"%>
   <%@ page import="org.apache.commons.fileupload.*"%>
   <%@ page contentType="text/html;charset=UTF-8" language="java" %>
   <%@ page import="np.com.ntech.adbl.check.*"%>

  
   <center><table border="2">
        <tr><td><h1>Your files  uploaded </h1></td></tr>
   <%
   Image image=new Image();
   String randomNo="";
   String checkNo="";
  	   boolean isMultipart = ServletFileUpload.isMultipartContent(request);
  if (!isMultipart) {
   } else {
   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();
	   if (item.isFormField()) {
	   String name = item.getFieldName();
	   String value = item.getString();
	  
					if((name.equals("checkNo"))&&(name!=null)){
					image.setCheckNo(value);	
					checkNo=value;
				    }
					/*if(image.isExist()) { 
					errMap.put("name","Name already exists");
					isValid=true;                   		           
			        }	*/	  
					if((name.equals("bankCd"))&&(name!=null)){
					image.setDestBank(value);	
					}
					if((name.equals("branchCd"))&&(name!=null)){
					image.setDestBranch(value);	
					}
					if((name.equals("amount"))&&(name!=null)){
					image.setAmount(value);	
					}
					if((name.equals("remarks"))&&(name!=null)){
					image.setRemarks(value);	
					}
					if((name.equals("radNo"))&&(name!=null)){
					image.setRadNo(value);
					randomNo=value;
					}
					if((name.equals("checkType"))&&(name!=null)){
					image.setCheckType(value);	
					}
					if((name.equals("accountHolder"))&&(name!=null)){
					image.setAccountHolder(value);	
					}	  
					if((name.equals("payee"))&&(name!=null)){
					image.setPayee(value);	
					}	 	  
					if((name.equals("payeeAccountNo"))&&(name!=null)){
					image.setPayeeAccountNo(value);	
					}	 	 
					if((name.equals("accountNo"))&&(name!=null)){
					image.setAccountNo(value);	
					}	 	  
				
					   
	   } else {
	  	   try {
			   String fileName=item.getFieldName();
			   String itemName = item.getName();
	            int IndexOf = itemName.indexOf("."); 
	            String domain = itemName.substring(IndexOf);
	            //String Name = randomNo.concat("_").concat(fileName).concat(domain);
				 String Name=fileName.concat(checkNo).concat("_").concat(randomNo).concat(domain);
				 if (fileName.equals("front")&&(fileName!=null)){
				 image.setImageName(Name)  ;
			   }
			   if (fileName.equals("back")&&(fileName!=null)){
					 image.setImageName1(Name)  ;
				   }
			   File savedFile = new File(config.getServletContext().getRealPath("/")+"uploadedFiles/"+Name);
			   //File savedFile = new File(config.getServletContext().getRealPath("/")+"uploadedFiles/"+Name2);
			 item.write(savedFile); 
			 out.println("<tr><td><b>Your file has been saved at the location:</b></td></tr><tr><td><b>"+config.getServletContext().getRealPath("/")+"uploadedFiles"+"\\"+itemName+" </td></tr>");
		  %>
		   <% } catch (Exception e) {
			   e.printStackTrace();
		   }
	   } 
	   }
	   image.setSrcBank(session.getAttribute("bankCd").toString());
	    image.setSrcBranch(session.getAttribute("branchCd").toString());
		image.setUserId(session.getAttribute("userId").toString());  
	   image.saveCheck(session.getAttribute("name").toString());
   }                           
   %>
    </table>
	<a href="addImages.jsp">Home</a>
   </center>

In above code i need the code for scaling the picture.
Please help me.
Thanks in advance !!