tlvvarstring.cs

来自「短信网关的应用开发」· CS 代码 · 共 48 行

using System;
using System.Collections.Generic;
using System.Text;

namespace SMPP.Variable
{
	/// <summary>
	/// 变长TLV字符串
	/// </summary>
	public class TLVVARString : TLV
	{
		private System.Text.Encoding Encoding;

		public string Value
		{
			get
			{
				return Encoding.GetString((ValueField as Binary).Value);
			}
			set
			{
				byte[] Data = Encoding.GetBytes(value);
				(ValueField as Binary).SetLength(Data.Length);
				(ValueField as Binary).Value = Data;
			}
		}

		public TLVVARString(short Tag, System.Text.Encoding Encoding)
			: base(Tag)
		{
			this.Encoding = Encoding;
			ValueField = new Binary(0);
		}

		public TLVVARString(short Tag)
			: base(Tag)
		{
			this.Encoding = System.Text.Encoding.ASCII;
			ValueField = new Binary(0);
		}

		public override void SetNewLength(int Length)
		{
			(ValueField as Binary).SetLength(Length);
		}
	}
}