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Urvashi Thakkar
Read data from excel file and update database using jsp
3 Answer(s)      3 years and 4 months ago
Posted in : JSP-Servlet


read data from excel file and update database using jsp

Hi, I am using a MySQL database for scientific research analysis. My team members sends research data in excel file format and I need to update MySQL tables with new experimental data. How can I upload excel file and update database using JSP ?

Thanks in Advance


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October 8, 2013 at 6:10 PM




December 5, 2013 at 1:12 PM


import java.io.File; import java.io.IOException; import java.util.Date; import java.util.Iterator; import java.util.List;

import javax.servlet.ServletException; 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.FileItemFactory; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.commons.io.FilenameUtils;

public class Upload extends HttpServlet { private static final long serialVersionUID = 1L;

String saveFile="G:/uploaded/";
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    try{
    boolean isMultipart=ServletFileUpload.isMultipartContent(request);
    if(!isMultipart){
    }else{
        FileItemFactory item=new DiskFileItemFactory();
        ServletFileUpload upload=new ServletFileUpload(item);
        List items=null;
        try{
            items=upload.parseRequest(request);
        }catch(FileUploadException e){
            e.getMessage();
        }

        Iterator itr=items.iterator();
        while(itr.hasNext()){
            FileItem itemname=(FileItem) itr.next();
            if(itemname.isFormField()){

            }else{
                String filename=itemname.getName();
                String filename1=FilenameUtils.getName(filename);
                File f=new File(filename1);
                itemname.write(f);
            }
        }
    }
    }catch(Exception e){

    }
}

}



December 5, 2013 at 1:12 PM


import java.io.File; import java.io.IOException; import java.util.Date; import java.util.Iterator; import java.util.List;

import javax.servlet.ServletException; 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.FileItemFactory; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.commons.io.FilenameUtils;

public class Upload extends HttpServlet { private static final long serialVersionUID = 1L;

String saveFile="G:/uploaded/";
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    try{
    boolean isMultipart=ServletFileUpload.isMultipartContent(request);
    if(!isMultipart){
    }else{
        FileItemFactory item=new DiskFileItemFactory();
        ServletFileUpload upload=new ServletFileUpload(item);
        List items=null;
        try{
            items=upload.parseRequest(request);
        }catch(FileUploadException e){
            e.getMessage();
        }

        Iterator itr=items.iterator();
        while(itr.hasNext()){
            FileItem itemname=(FileItem) itr.next();
            if(itemname.isFormField()){

            }else{
                String filename=itemname.getName();
                String filename1=FilenameUtils.getName(filename);
                File f=new File(filename1);
                itemname.write(f);
            }
        }
    }
    }catch(Exception e){

    }
}

}



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