moveImportsUp2 - returns null if no change, TODO [1006088]

< > BotCompany Repo | #1006088 // moveImportsUp2 - returns null if no change, TODO

JavaX fragment (include)

static String moveImportsUp2(String s) {
  List<String> l = toLines(s);
  Pattern p = Pattern.compile("^\\s*import\\s");
  
  // Count import statements on top
  int iStart = 0;
  while (iStart < l(l) && p.matcher(l.get(iStart)).find())
    ++iStart;
 
  // Find import statements in rest
  L<S> l2 = subList(l, iStart);
  new L<S> x;
  ListIterator<String> i = l2.listIterator();
  while (i.hasNext()) {
    S line = i.next();
    if (p.matcher(line).find()) {
      x.add(line);
      i.remove();
    }
  }
  
  // Return null or changed version
  if (isEmpty(x)) ret null;
  return fromLines(concatLists(subList(l, 0, iStart), x, l2));
}

Author comment

Began life as a copy of #1000608

Travelled to 14 computer(s): aoiabmzegqzx, bhatertpkbcr, cbybwowwnfue, cfunsshuasjs, gwrvuhgaqvyk, ishqpsrjomds, lpdgvwnxivlt, mqqgnosmbjvj, pyentgdyhuwx, pzhvpgtvlbxg, sawdedvomwva, tslmcundralx, tvejysmllsmz, vouqrxazstgt

Snippet ID:

#1006088

Snippet name:

moveImportsUp2 - returns null if no change, TODO

Eternal ID of this version:

#1006088/1

Text MD5:

e478e10b30f6043a137d3feaccd52bf1

Author:

stefan

Category:

javax

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2016-12-17 15:00:29

Source code size:

664 bytes / 25 lines

Pitched / IR pitched:

No / No

Views / Downloads:

731 / 881

Referenced in:

[show references]

1	static String moveImportsUp2(String s) {
2	List<String> l = toLines(s);
3	Pattern p = Pattern.compile("^\\s*import\\s");
4
5	// Count import statements on top
6	int iStart = 0;
7	while (iStart < l(l) && p.matcher(l.get(iStart)).find())
8	++iStart;
9
10	// Find import statements in rest
11	L<S> l2 = subList(l, iStart);
12	new L<S> x;
13	ListIterator<String> i = l2.listIterator();
14	while (i.hasNext()) {
15	S line = i.next();
16	if (p.matcher(line).find()) {
17	x.add(line);
18	i.remove();
19	}
20	}
21
22	// Return null or changed version
23	if (isEmpty(x)) ret null;
24	return fromLines(concatLists(subList(l, 0, iStart), x, l2));
25	}