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using System; using System.Collections.Generic; using System.Text; namespace BaiduZhidao_轴承 { public class Gb2312Encoding : Encoding { public Gb2312Encoding () { } public override string WebName { get { return "gb2312"; } } public override int GetBytes(char[] chars, int charIndex, int charCount, byte[] bytes, int byteIndex) { throw new NotImplementedException(); } public override int GetChars(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex) { int j = 0; char c; for (int i = 0; i < byteCount; i += 2) { if (i + 1 >= bytes.Length) { char[] last = Encoding.UTF8.GetChars(new byte[] { bytes[i] }); chars[j]=last[0]; } else { byte[] bb = new byte[] { bytes[i], bytes[i + 1] }; if (Gb2312toUnicodeDictinary.TryGetChar(bb, out c)) { chars[j] = c; j++; } else { char[] tt = Encoding.UTF8.GetChars(new byte[] { bb[1] }); chars[j] = tt[0]; j++; //测试下一个 if (i + 2 >= bytes.Length) { char[] tttt = Encoding.UTF8.GetChars(new byte[] { bb[0] }); chars[j] = tttt[0]; j++; } else { byte[] test = new byte[] { bb[0], bytes[i + 2] }; if (Gb2312toUnicodeDictinary.TryGetChar(test, out c)) { chars[j] = c; j++; i++; } else { char[] ttt = Encoding.UTF8.GetChars(new byte[] { bb[0] }); chars[j] = ttt[0]; j++; } } } } } return chars.Length; } public override int GetByteCount(char[] chars, int index, int count) { return count; } public override int GetCharCount(byte[] bytes, int index, int count) { return count; } public override int GetMaxByteCount(int charCount) { return charCount; } public override int GetMaxCharCount(int byteCount) { return byteCount; } public static int CharacterCount { get { return 7426; } } //... } }
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