public static void transform(GraGra grammar, GraTraEventListener l) {
if (grammar == null) return;
System.out.println(grammar.getGraTraOptions().toString());
createGraTraInstance(grammar);
gratra.addGraTraListener(l);
gratra.setGraGra(grammar);
gratra.setHostGraph(grammar.getGraph());
gratra.enableWriteLogFile(writeLogFile);
MorphCompletionStrategy strategy = CompletionStrategySelector.getDefault();
// strategy = new Completion_NAC(new Completion_InjCSP());
if (grammar.getGraTraOptions().isEmpty()) {
grammar.setGraTraOptions(strategy);
gratra.setCompletionStrategy(strategy);
} else {
if (grammar.getGraTraOptions().contains("showGraphAfterStep"))
grammar.getGraTraOptions().remove("showGraphAfterStep");
gratra.setGraTraOptions(grammar.getGraTraOptions());
System.out.println("Options: " + grammar.getGraTraOptions());
System.out.println();
}
grammar.destroyAllMatches();
if (priority) ((PriorityGraTraImpl) gratra).transform();
else if (layered) ((LayeredGraTraImpl) gratra).transform();
else if (ruleSequence) ((RuleSequencesGraTraImpl) gratra).transform();
else ((DefaultGraTraImpl) gratra).transform();
}