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< > BotCompany Repo | #1023892 - AllOnAll

JavaX fragment (include) [tags: use-pretranspiled]

Libraryless. Click here for Pure Java version (3198L/20K).

sclass AllOnAll<A, B> implements Producer<Pair<A, B>> {
  new L<A> aList;
  new L<B> bList;
  LPair<IntRange> todo = new LinkedList;
  LPair<A, B> todo2 = new LinkedList;

  void addA(A a) { newA(a); }
  void addAIfNotNull(A a) { if (a != null) newA(a); }
  
  synchronized void newA(A a) {
    add(aList, a);
    addPair(todo, intRange_last(aList), intRange(0, l(bList)));
  }
  
  synchronized void newAs(Iterable<A> l) {
    fOr (A a : l) newA(a);
  }
  
  void addB(B b) { newB(b); }
  void addBIfNotNull(B b) { if (b != null) newB(b); }
  
  synchronized void newB(B b) {
    add(bList, b);
    addPair(todo, intRange(0, l(aList)), intRange_last(bList));
  }
  
  synchronized void newBs(Iterable<B> l) {
    fOr (B b : l) newB(b);
  }
  
  public synchronized Pair<A, B> next() {
    while (empty(todo2)) {
      if (empty(todo)) null;
      Pair<IntRange> p = popFirst(todo);
      addAll(todo2, outerProduct_pairs(subList(aList, p.a), subList(bList, p.b)));
    }
    ret popFirst(todo2);
  }
  
  synchronized L cloneBList() {
    ret clonedList(bList);
  }
  
  L<A> getAs() { ret aList; }
  L<B> getBs() { ret bList; }
}

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Snippet ID: #1023892
Snippet name: AllOnAll
Eternal ID of this version: #1023892/17
Text MD5: b294e321494f56ff4c717f18587745be
Transpilation MD5: 5590e5cf40969241cb47f270bca9e1ef
Author: stefan
Category: javax
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2020-06-20 20:09:36
Source code size: 1176 bytes / 46 lines
Pitched / IR pitched: No / No
Views / Downloads: 111 / 364
Version history: 16 change(s)
Referenced in: [show references]

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