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< > BotCompany Repo | #1022762 // Trigger - synchronized boolean flag with trigger(), check() and listeners on triggering

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

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sclass Trigger implements Runnable {
  bool triggered;
  L<Runnable> onTrigger;
  
  *() {}
  *(Runnable onTrigger) { this.onTrigger = ll(onTrigger); }
  
  // for "user"
  synchronized void trigger() {
    synchronized(this) {
      if (triggered) ret;
      triggered = true;
    }
    pcallFAll(onTrigger);
  }
  
  public void run() { trigger(); }
  
  // for "implementer" - check if triggered and clear flag
  synchronized bool check() {
    if (!triggered) false;
    ret true with triggered = false;
  }
}

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Snippet ID: #1022762
Snippet name: Trigger - synchronized boolean flag with trigger(), check() and listeners on triggering
Eternal ID of this version: #1022762/12
Text MD5: 9b247338cc8b3631f1d3f9e0ffe3bb71
Transpilation MD5: 42fcd10b1caf0fd789db351892021946
Author: stefan
Category: javax
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2019-04-06 16:22:57
Source code size: 536 bytes / 24 lines
Pitched / IR pitched: No / No
Views / Downloads: 214 / 705
Version history: 11 change(s)
Referenced in: [show references]