Check if the file exists in the document library SharePoint 2010

using (SPSite oSite = new SPSite(http://Sharepoint2010:100/Testing))

{

using (SPWeb oWeb = oSite.OpenWeb())

{

string fileName = "Test Reports.docx";

string documentLibraryName = "Test Reports";

string fileUrl = string.Format("{0}/{1}/{2}", oWeb.Url, documentLibraryName, fileName);

SPFile file = oWeb.GetFile(fileUrl);

string workfowStatus = "Approved";

//code when all the approvers approve delete this file and move it under folder called pdf

if (file.Exists)

{
Console.WriteLine("File {0} exists in the site", file.Name);

if (workfowStatus == "Approved")

{

file.Delete();

}

}
 else

{Console.WriteLine("File Not Found");

}

}

}