Пример #1
0
  void doFlush(@NotNull DfaVariableValue varPlain, boolean markUnknown) {
    DfaVariableValue varNegated = varPlain.getNegatedValue();

    final int idPlain = varPlain.getID();
    final int idNegated = varNegated == null ? -1 : varNegated.getID();

    int[] classes = myIdToEqClassesIndices.get(idPlain);
    int[] negatedClasses = myIdToEqClassesIndices.get(idNegated);
    int[] result =
        ArrayUtil.mergeArrays(
            ObjectUtils.notNull(classes, ArrayUtil.EMPTY_INT_ARRAY),
            ObjectUtils.notNull(negatedClasses, ArrayUtil.EMPTY_INT_ARRAY));

    int interruptCount = 0;

    for (int varClassIndex : result) {
      EqClass varClass = myEqClasses.get(varClassIndex);
      if ((++interruptCount & 0xf) == 0) {
        ProgressManager.checkCanceled();
      }

      varClass = new EqClass(varClass);
      myEqClasses.set(varClassIndex, varClass);
      for (int id : varClass.toNativeArray()) {
        int idUnwrapped;
        if (id == idPlain
            || id == idNegated
            || (idUnwrapped = unwrap(myFactory.getValue(id)).getID()) == idPlain
            || idUnwrapped == idNegated) {
          varClass.removeValue(id);
        }
      }

      if (varClass.isEmpty()) {
        myEqClasses.set(varClassIndex, null);

        for (TLongIterator iterator = myDistinctClasses.iterator(); iterator.hasNext(); ) {
          long pair = iterator.next();
          if (low(pair) == varClassIndex || high(pair) == varClassIndex) {
            iterator.remove();
          }
        }
      } else if (varClass.containsConstantsOnly()) {
        for (TLongIterator iterator = myDistinctClasses.iterator(); iterator.hasNext(); ) {
          long pair = iterator.next();
          if (low(pair) == varClassIndex && myEqClasses.get(high(pair)).containsConstantsOnly()
              || high(pair) == varClassIndex
                  && myEqClasses.get(low(pair)).containsConstantsOnly()) {
            iterator.remove();
          }
        }
      }
    }

    removeAllFromMap(idPlain);
    removeAllFromMap(idNegated);
    myVariableStates.remove(varPlain);
    if (varNegated != null) {
      myVariableStates.remove(varNegated);
    }
    if (markUnknown) {
      myUnknownVariables.add(varPlain);
    }
    myCachedNonTrivialEqClasses = null;
    myCachedDistinctClassPairs = null;
    myCachedHash = null;
  }