PWC1406: Servlet.service() for servlet threw exception:java.io.FileNotFoundException (Servlets forum

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I am trying to upload a csv file to Oracle database but am getting this java.io.FileNotFoundException C:\new_upload\Demo_24_10.csv (The system cannot find the path specified), This is my servlet Upload.java

package upload;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.StringTokenizer;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class UploadOutData extends HttpServlet {
    public void init(ServletConfig config) throws ServletException{
        super.init(config);
        System.out.println("The UploadOutData initiated.");
    public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException {
        String filecsv=request.getParameter("csvfile");
        Connection con=DBConnection.getConnection();
        System.out.println("connection=----------->"+con);
        PreparedStatement pstmthdr=null;
        int rowshdr=0;
        BufferedReader brcsv=new BufferedReader(new FileReader(filecsv));
        System.out.println("reading the file");
        String strLineCsv="";
        String csvstr="";
        StringTokenizer stcsv=null;
        int lineNumberHdr=0;
            pstmthdr=con.prepareStatement("insert into Out_Table values (?)");
            System.out.println("statement executed");
            while((strLineCsv=brcsv.readLine())!=null){
                System.out.println("HEADERLINE"+strLineCsv);
                int i=1;
                if(!(lineNumberHdr==0)){
                    stcsv=new StringTokenizer(strLineCsv,",");
                    while(stcsv.hasMoreTokens()){
                        csvstr=stcsv.nextToken();
                        System.out.println("HeaderString: "+csvstr);
                        pstmthdr.setString(i++,csvstr);
                        System.out.println("below insertion");
                    rowshdr=pstmthdr.executeUpdate();
                    System.out.println(rowshdr+" rows updated.");
                lineNumberHdr++;
            System.out.println("not in detail");
            System.out.println("ps executed");
        catch(Exception e){
            System.out.println(e.getMessage());
        finally
            try {
                con.close();
            } catch (SQLException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();

The full stack message in log file is

java.io.FileNotFoundException: TP036_21_10_11.csv (The system cannot find the file specified)
	at java.io.FileInputStream.open(Native Method)
	at java.io.FileInputStream.<init>(FileInputStream.java:106)
	at java.io.FileInputStream.<init>(FileInputStream.java:66)
	at java.io.FileReader.<init>(FileReader.java:41)
	at upload.UploadOutData.service(UploadOutData.java:35)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
	at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1534)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:281)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
	at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
	at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:162)
	at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:326)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:227)
	at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:170)
	at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:822)
	at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:719)
	at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1013)
	at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
	at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
	at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
	at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
	at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
	at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
	at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
	at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
	at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
	at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
	at java.lang.Thread.run(Thread.java:662)

Please can anyone look into my code, and help me out. I am stuck here

You can't just read a file from the client file system. Please see the JspFaq entry on file uploads for information on how to properly set up a file upload operation.

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