/// <summary>
        /// 输出文本内容
        /// </summary>      
        /// <param name="content">内容</param>
        public bool Write(string content)
        {
            if (content == null)
            {
                content = string.Empty;
            }
            var buffer = new ByteBuilder(Endians.Little);
            var contentBytes = this.Charset.GetBytes(content);

            if (this.wroteHeader == false)
            {
                this.wroteHeader = true;
                var headerByes = this.GetHeaderBytes(contentBytes.Length);
                buffer.Add(headerByes);
            }

            buffer.Add(contentBytes);
            return this.TrySend(buffer.ToByteRange());
        }