switch (b[cur++]) { case 0x41: switchCodec(codec, 1, Codec.GB2312); break; case 0x43: switchCodec(codec, 1, Codec.KS_X_1001); break; default: // decode invalid ESC sequence as chars break; case 0x2842: switchCodec(codec, 0, Codec.ISO_646); break; case 0x284a: break; case 0x2d41: switchCodec(codec, 1, Codec.ISO_8859_1); break; case 0x2d42: switchCodec(codec, 1, Codec.ISO_8859_2); break; case 0x2d43: switchCodec(codec, 1, Codec.ISO_8859_3); break; case 0x2d44: switchCodec(codec, 1, Codec.ISO_8859_4); break; case 0x2d46: