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Zero/ZeroLevel/Services/Extensions/EncodingEx.cs

63 lines
1.8 KiB

5 years ago
using System;
using System.Text;
namespace ZeroLevel.Services.Extensions
{
public class EncodingEx : Encoding
{
private readonly Encoding _baseEncoding;
public override string BodyName
{
get
{
if (_baseEncoding.CodePage == 1251)
return _baseEncoding.HeaderName;
return _baseEncoding.BodyName;
}
}
public EncodingEx(string name)
: this(Encoding.GetEncoding(name))
{
}
public EncodingEx(Encoding baseEncoding) : base(baseEncoding.CodePage)
{
if (baseEncoding == null) throw new ArgumentNullException("baseEncoding");
_baseEncoding = baseEncoding;
}
public override int GetByteCount(char[] chars, int index, int count)
{
return _baseEncoding.GetByteCount(chars, index, count);
}
public override int GetBytes(char[] chars, int charIndex, int charCount, byte[] bytes, int byteIndex)
{
return _baseEncoding.GetBytes(chars, charIndex, charCount, bytes, byteIndex);
}
public override int GetCharCount(byte[] bytes, int index, int count)
{
return _baseEncoding.GetCharCount(bytes, index, count);
}
public override int GetChars(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex)
{
return _baseEncoding.GetChars(bytes, byteIndex, byteCount, chars, charIndex);
}
public override int GetMaxByteCount(int charCount)
{
return _baseEncoding.GetMaxByteCount(charCount);
}
public override int GetMaxCharCount(int byteCount)
{
return _baseEncoding.GetMaxCharCount(byteCount);
}
}
}

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