public bool Upload(byte[] bytes)
        {
            bool result;

            using (SharePointCommonService.SharePointCommonServiceClient proxy = new SharePointCommonServiceClient())
            {
                result = proxy.UploadAsByteArray(bytes);
            }
            return(result);
        }
        public bool Upload(Stream stream)
        {
            bool result;

            using (SharePointCommonService.SharePointCommonServiceClient proxy = new SharePointCommonServiceClient())
            {
                result = proxy.UploadAsStream(stream);
            }
            return(result);
        }
        public int GetFile(int fileId, int version)
        {
            int result;

            using (SharePointCommonService.SharePointCommonServiceClient proxy = new SharePointCommonServiceClient())
            {
                result = proxy.GetFileById(1, version);
            }
            return(result);
        }
        public string GetFile(string fileName)
        {
            string result;

            using (SharePointCommonService.SharePointCommonServiceClient proxy = new SharePointCommonServiceClient())
            {
                result = proxy.GetFileByFileName(fileName);
            }
            return(result);
        }
        public int GetFile(int fileId)
        {
            int result;

            using (SharePointCommonService.SharePointCommonServiceClient proxy = new SharePointCommonServiceClient())
            {
                result = proxy.GetFileById(1, 0);// version is optional value
            }
            return(result);
        }