private int getEqClassIndex(@NotNull final DfaValue dfaValue) { final int id = unwrap(dfaValue).getID(); int[] classes = myIdToEqClassesIndices.get(id); int result = -1; if (classes != null) { for (int index : classes) { EqClass aClass = myEqClasses.get(index); if (!aClass.contains(dfaValue.getID())) continue; if (!canBeReused(dfaValue) && aClass.size() > 1) break; result = index; break; } } return result; }