1 | static S unquoteCtx(String s) { |
2 | if (s == null) return null; |
3 | if ((s.startsWith("\"") || s.startsWith("\'")) && s.length() > 1) { |
4 | int l = s.endsWith(substring(s, 0, 1)) ? s.length()-1 : s.length(); |
5 | StringBuilder sb = new StringBuilder(l-1); |
6 | |
7 | for (int i = 1; i < l; i++) { |
8 | char ch = s.charAt(i); |
9 | if (ch == '\\') { |
10 | char nextChar = (i == l - 1) ? '\\' : s.charAt(i + 1); |
11 | // Octal escape? |
12 | if (nextChar >= '0' && nextChar <= '7') { |
13 | String code = "" + nextChar; |
14 | i++; |
15 | if ((i < l - 1) && s.charAt(i + 1) >= '0' |
16 | && s.charAt(i + 1) <= '7') { |
17 | code += s.charAt(i + 1); |
18 | i++; |
19 | if ((i < l - 1) && s.charAt(i + 1) >= '0' |
20 | && s.charAt(i + 1) <= '7') { |
21 | code += s.charAt(i + 1); |
22 | i++; |
23 | } |
24 | } |
25 | sb.append((char) Integer.parseInt(code, 8)); |
26 | continue; |
27 | } |
28 | switch (nextChar) { |
29 | case '\\': |
30 | ch = '\\'; |
31 | break; |
32 | case 'b': |
33 | ch = '\b'; |
34 | break; |
35 | case 'f': |
36 | ch = '\f'; |
37 | break; |
38 | case 'n': |
39 | ch = '\n'; |
40 | break; |
41 | case 'r': |
42 | ch = '\r'; |
43 | break; |
44 | case 't': |
45 | ch = '\t'; |
46 | break; |
47 | case '\"': |
48 | ch = '\"'; |
49 | break; |
50 | case '\'': |
51 | ch = '\''; |
52 | break; |
53 | // Hex Unicode: u???? |
54 | case 'u': |
55 | if (i >= l - 5) { |
56 | ch = 'u'; |
57 | break; |
58 | } |
59 | int code = Integer.parseInt( |
60 | "" + s.charAt(i + 2) + s.charAt(i + 3) |
61 | + s.charAt(i + 4) + s.charAt(i + 5), 16); |
62 | sb.append(Character.toChars(code)); |
63 | i += 5; |
64 | continue; |
65 | default: |
66 | sb.append('\\'); // for <\MATCH3> etc. |
67 | ch = nextChar; |
68 | } |
69 | i++; |
70 | } |
71 | sb.append(ch); |
72 | } |
73 | return sb.toString(); |
74 | } |
75 | |
76 | return s; // not quoted - return original |
77 | } |
Began life as a copy of #1001735
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Travelled to 13 computer(s): aoiabmzegqzx, bhatertpkbcr, cbybwowwnfue, cfunsshuasjs, gwrvuhgaqvyk, ishqpsrjomds, lpdgvwnxivlt, mqqgnosmbjvj, pyentgdyhuwx, pzhvpgtvlbxg, tslmcundralx, tvejysmllsmz, vouqrxazstgt
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Snippet ID: | #1008848 |
Snippet name: | unquoteCtx |
Eternal ID of this version: | #1008848/1 |
Text MD5: | eeecf00511801222284cbde1813ac5fa |
Author: | stefan |
Category: | javax / parsing |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2017-06-12 18:41:54 |
Source code size: | 2215 bytes / 77 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 535 / 582 |
Referenced in: | [show references] |