md5OfFile [1016251]

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JavaX fragment (include)

sbool md5OfFile_verbose;

static S md5OfFile(S path) {
  ret md5OfFile(newFile(path));
}

static S md5OfFile(File f) ctex {
  if (!f.exists()) ret "-";
  
  if (md5OfFile_verbose)
    print("Getting MD5 of " + f);
  
  MessageDigest md5 = MessageDigest.getInstance("MD5");
  temp FileInputStream in = new FileInputStream(f);

  byte buf[] = new byte[65536];
  int l;
  while (true) {
    l = in.read(buf);
    if (l <= 0) break;
    md5.update(buf, 0, l);
  }
  
  ret bytesToHex(md5.digest());
}

Author comment

Began life as a copy of #1000998

Travelled to 15 computer(s): aoiabmzegqzx, bhatertpkbcr, cbybwowwnfue, cfunsshuasjs, gwrvuhgaqvyk, irmadwmeruwu, ishqpsrjomds, lpdgvwnxivlt, mqqgnosmbjvj, pyentgdyhuwx, pzhvpgtvlbxg, tslmcundralx, tvejysmllsmz, vouqrxazstgt, whxojlpjdney

Snippet ID:

#1016251

Snippet name:

md5OfFile

Eternal ID of this version:

#1016251/4

Text MD5:

37fa3d5071937a26d94cc37946b2bf8c

Author:

stefan

Category:

javax

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2018-12-28 14:15:06

Source code size:

520 bytes / 25 lines

Pitched / IR pitched:

No / No

Views / Downloads:

348 / 415

Version history:

3 change(s)

Referenced in:

[show references]

1	sbool md5OfFile_verbose;
2
3	static S md5OfFile(S path) {
4	ret md5OfFile(newFile(path));
5	}
6
7	static S md5OfFile(File f) ctex {
8	if (!f.exists()) ret "-";
9
10	if (md5OfFile_verbose)
11	print("Getting MD5 of " + f);
12
13	MessageDigest md5 = MessageDigest.getInstance("MD5");
14	temp FileInputStream in = new FileInputStream(f);
15
16	byte buf[] = new byte[65536];
17	int l;
18	while (true) {
19	l = in.read(buf);
20	if (l <= 0) break;
21	md5.update(buf, 0, l);
22	}
23
24	ret bytesToHex(md5.digest());
25	}