Esempio n. 1
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 boolean isFrozen() {
   return baseGraph.isFrozen();
 }
Esempio n. 2
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 /**
  * Avoid that edges and nodes of the base graph are further modified. Necessary as hook for e.g.
  * ch graphs on top to initilize themself
  */
 public void freeze() {
   if (!baseGraph.isFrozen()) {
     baseGraph.freeze();
   }
 }