UTF8Processor - read an UTF-8 stream char by char [1008076]

23
LINES

< > BotCompany Repo | #1008076 // UTF8Processor - read an UTF-8 stream char by char

JavaX fragment (include)

sclass UTF8Processor {
  byte[] buffer = new byte[5];
  int count = 0;

  S processByte(byte nextByte) ctex {
    buffer[count++] = nextByte;
    if(count == expectedBytes()) {
        S result = new S(buffer, 0, count, "UTF-8");
        count = 0;
        return result;
    }
    return "";
  }

  int expectedBytes() {
    int num = buffer[0] & 255;
    if(num < 0x80) return 1;
    if(num < 0xe0) return 2;
    if(num < 0xf0) return 3;
    if(num < 0xf8) return 4;
    return 5;
  }
}

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Snippet ID:	#1008076
Snippet name:	UTF8Processor - read an UTF-8 stream char by char
Eternal ID of this version:	#1008076/2
Text MD5:	8ba20377624bfc731e1503430bb3d864
Author:	stefan
Category:	javax / gui
Type:	JavaX fragment (include)
Public (visible to everyone):	Yes
Archived (hidden from active list):	No
Created/modified:	2017-04-23 16:27:22
Source code size:	510 bytes / 23 lines
Pitched / IR pitched:	No / No
Views / Downloads:	869 / 1829
Version history:	1 change(s)
Referenced in:	[show references]

1	sclass UTF8Processor {
2	byte[] buffer = new byte[5];
3	int count = 0;
4
5	S processByte(byte nextByte) ctex {
6	buffer[count++] = nextByte;
7	if(count == expectedBytes()) {
8	S result = new S(buffer, 0, count, "UTF-8");
9	count = 0;
10	return result;
11	}
12	return "";
13	}
14
15	int expectedBytes() {
16	int num = buffer[0] & 255;
17	if(num < 0x80) return 1;
18	if(num < 0xe0) return 2;
19	if(num < 0xf0) return 3;
20	if(num < 0xf8) return 4;
21	return 5;
22	}
23	}