Move Files and Folders to another Document Library or list in SharePoint 2010

Move Files and Folders to another Document Library  or list in SharePoint 2010

        private static void Main(string[] args)
        {
            SPSite siteColl = new SPSite("http://riponkundu/abc/");
            SPWeb site = siteColl.OpenWeb();
            SPSecurity.RunWithElevatedPrivileges(delegate()
            {
                using (SPSite ElevatedsiteColl = new SPSite(siteColl.ID))
                {
                    using (SPWeb web = ElevatedsiteColl.OpenWeb(site.ID))
                    {
                        web.AllowUnsafeUpdates = true;
                        string listSrc = "My Documents";
                        string listDest = "My Documents Arc";
                        SPList sourceList = web.Lists.TryGetList(listSrc);
                        SPList targetList = web.Lists.TryGetList(listDest);
                        if (sourceList != null)
                        {
                            SPQuery query = new SPQuery();
                            query.Query = @"<Where><And><IsNotNull><FieldRef Name='ID' /></IsNotNull><Neq><FieldRef Name='ContentType' /><Value Type='Computed'>Folder</Value>
         </Neq></And></Where><QueryOptions><ViewAttributes Scope='RecursiveAll' /></QueryOptions>";
                            query.ViewAttributes = "Scope='RecursiveAll'";
                            SPListItemCollection coll = sourceList.GetItems(query);
                            for (int i = 0; i < coll.Count; i++)
                            {
                                SPListItem sourceItem = sourceList.GetItemById(Convert.ToInt32(coll[i]["ID"]));
                               
                                string modTime = sourceItem["Modified"].ToString();
                                string folderName = sourceItem.Web.GetFile(sourceItem.Url).ParentFolder.Name;//folder name
                                string folder = sourceItem.Web.GetFile(sourceItem.Url).ParentFolder.ServerRelativeUrl;//folder URL
                                SPFolder sourceFolder = sourceItem.Folder;
                                string targetPath = targetList.RootFolder.ServerRelativeUrl + "/" + folderName;
                                SPFolder targetFolder = web.GetFolder(targetPath);
                                SPListItem targetItem = targetFolder.Item;

                                if (Convert.ToDateTime(modTime) <= System.DateTime.Now.AddHours(-4))
                                {
                                    #region check for check out item and make in CheckedIn
                                    if (sourceItem.FileSystemObjectType == SPFileSystemObjectType.File)
                                    {
                                        SPFile sourceFile = sourceItem.File;
                                        if (sourceFile.CheckOutStatus != SPFile.SPCheckOutStatus.None)
                                        {
                                            Console.WriteLine(sourceItem.Name);
                                            sourceFile.UndoCheckOut();
                                        }
                                    }
                                    #endregion
                                    if (web.GetFolder(targetPath).Exists==false)
                                    {
                                        SPFolderCollection targetFolderColl = web.Folders;
                                        targetFolderColl.Add(web.Url+"/"+listDest+"/"+folderName);
                                       
                                    }
                                   
                                    SPFolder oFolder = web.GetFolder(listDest);
                                    SPFile file = web.Folders[listSrc].SubFolders[folderName].Files[sourceItem.Name.ToString()];
                                    file.MoveTo(oFolder.Url + "/"+ folderName +"/" + file.Name, true);
                                }
                            }
                          
                        }
                        web.AllowUnsafeUpdates = false;
                    }
                }
            });
        }