code: public void updatePropertiesWithUniqueSets(Set<FieldSet> uniqueFieldCombinations) {
  		if (uniqueFieldCombinations == null || uniqueFieldCombinations.isEmpty()) {
  			return;
  		}
  		for (FieldSet fields : uniqueFieldCombinations) {
  			this.globalProps.addUniqueFieldCombination(fields);
  			this.localProps.addUniqueFields(fields);
  		}
  	}
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