private boolean checkCondition(@Nullable PsiExpression condition,
                                   @Nullable PsiStatement body) {
      if (body == null) {
        return false;
      }
      if (!(condition instanceof PsiPolyadicExpression polyadicExpression)) {
        return false;
      }
      final IElementType tokenType = polyadicExpression.getOperationTokenType();
      if (JavaTokenType.ANDAND == tokenType) {
        for (PsiExpression operand : polyadicExpression.getOperands()) {
          if (checkCondition(operand, body)) {
            return true;
          }
        }
        return false;
      }
      if (JavaTokenType.EQEQ != tokenType) {
        return false;
      }
      final PsiExpression[] operands = polyadicExpression.getOperands();
      if (operands.length != 2) {
        return false;
      }
      final PsiExpression lhs = operands[0];
      final PsiExpression rhs = operands[1];
      if (PsiUtil.isConstantExpression(lhs)) {
        return checkConstantValueVariableUse(rhs, lhs, body);
      }
      else if (PsiUtil.isConstantExpression(rhs)) {
        return checkConstantValueVariableUse(lhs, rhs, body);
      }
      return false;
    }
private boolean checkCondition(@Nullable PsiExpression condition,
                                   @Nullable PsiStatement body)