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< > BotCompany Repo | #1010974 // removeAllBut

JavaX fragment (include)

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// returns true if any changes
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static <A> bool removeAllBut(Set<A> a, Collection<A> b) {
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  bool changes;
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  b = asSet(b);
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  if (a != null) for (Iterator<A> it = a.iterator(); it.hasNext(); )
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    if (!contains(b, it.next())) {
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      it.remove();
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      set changes;
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    }
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  ret changes;
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}
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static <A, B> bool removeAllBut(Map<A, B> a, Collection<A> b) {
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  ret a != null && removeAllBut(a.keySet(), b);
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}

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Snippet ID: #1010974
Snippet name: removeAllBut
Eternal ID of this version: #1010974/6
Text MD5: 2e54763867e723c75ced560fead99892
Author: stefan
Category: javax
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2020-11-20 16:45:24
Source code size: 414 bytes / 15 lines
Pitched / IR pitched: No / No
Views / Downloads: 450 / 524
Version history: 5 change(s)
Referenced in: [show references]