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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:
    666 / 747
  

      

    Version history:
    5 change(s)
  

    

    Referenced in:
[show references]