boolean (@NotNull PsiBinaryExpression expression, PsiExpression rightOperand, boolean equal) { if (rightOperand instanceof PsiMethodCallExpression methodCallExpression) { final NullCheck nullCheck = NullCheck.create(expression.getLOperand()); if (nullCheck != null && nullCheck.isEqual != equal) { final PsiExpression nullCheckedExpression = nullCheck.compared; final PsiExpression qualifierExpression = getQualifierExpression(methodCallExpression); if (EQUIVALENCE.expressionsAreEquivalent(qualifierExpression, nullCheckedExpression)) { final PsiExpression argumentExpression = getArgumentExpression(methodCallExpression); if (argumentExpression != null) { final PsiExpression expressionToReplace = checkEqualityBefore(expression, equal, qualifierExpression, argumentExpression); ProblemHighlightType highlightType = checkNotNull || expression != expressionToReplace ? ProblemHighlightType.GENERIC_ERROR_OR_WARNING : ProblemHighlightType.INFORMATION; if (isOnTheFly() || highlightType == ProblemHighlightType.GENERIC_ERROR_OR_WARNING) { registerError(expressionToReplace, highlightType, nullCheckedExpression.getText(), argumentExpression.getText(), Boolean.valueOf(equal)); } return true; } } } } return false; }