/// <summary>
/// 添加键和值到指定的字典
/// </summary>
/// <param name="dict"></param>
/// <param name="encoding"></param>
/// <param name="key"></param>
/// <param name="value"></param>
public static void AddToDictionary(DictionaryDataType dict, Encoding encoding, string key, string value)
{
dict.Add(Create(encoding, key), Create(encoding, value));
}
/// <summary>
/// 添加键和值到指定的字典
/// </summary>
/// <param name="dict"></param>
/// <param name="key"></param>
/// <param name="value"></param>
public static void AddToDictionary(DictionaryDataType dict, string key, string value)
{
AddToDictionary(dict, dict.TextEncoding ?? Encoding.Default, key, value);
}
/// <summary>
/// 添加键和值到指定的字典
/// </summary>
public static void AddToDictionary(DictionaryDataType dict, string key, long value)
{
dict.Add(Create(dict.TextEncoding, key), new IntegerDataType(value));
}
static DictionaryDataType ParseAsDicionary(Encoding textEncoding, System.IO.Stream stream)
{
//键值一定是字符串
var result = new DictionaryDataType()
{
TextEncoding = textEncoding,
DataStartPosition = stream.Position
};
if (stream.ReadByte() != 'd')
{
throw new InvalidOperationException();
}
int ch;
while ((ch = stream.ReadByte()) != -1 && ch != 'e')
{
stream.Seek(-1, System.IO.SeekOrigin.Current);
//读取key
var key = ParseAsString(textEncoding, stream);
DataTypeBase value;
//读取值
ch = stream.ReadByte();
if (ch == -1)
{
throw new UnexpectEndException();
}
stream.Seek(-1, System.IO.SeekOrigin.Current);
if (ch >= '0' && ch <= '9')
{
value = ParseAsString(textEncoding, stream);
}
else if (ch == 'i')
{
value = ParseAsNumberic(stream);
}
else if (ch == 'l')
{
value = ParseAsList(textEncoding, stream);
}
else if (ch == 'd')
{
value = ParseAsDicionary(textEncoding, stream);
}
else
{
break; //未知的字符，中止。
}
result.Add(key, value);
}
if (ch != 'e')
{
throw new UnexpectEndException();
}
result.DataEndPosition = stream.Position - 1;
return(result);
}
