public class OFFOn {
    // ...

    public static void verifySnackbarText(WebDriver driver, String expectedText) {
        String snackbarText = driver.findElement(By.id("ir.mci.ecareapp:id/snackbar_text")).getText();

        if (snackbarText.equals(expectedText)) {
            System.out.println("Pass");
        } else {
            String pageName = getExecutingClassName();

            Screenshot.takeScreenshotIfSnackbarVisible(driver, pageName);
            System.out.println("Fail");
            Assert.fail("Test failed");
        }
    }

    private static String getExecutingClassName() {
        try {
            // Get the current stack trace
            StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();

            // Find the method that called the verifySnackbarText method
            for (int i = 0; i < stackTrace.length; i++) {
                if (stackTrace[i].getMethodName().equals("verifySnackbarText")) {
                    // Get the class name of the calling method
                    String className = stackTrace[i + 1].getClassName();

                    // Extract the simple class name (without package name)
                    int lastIndex = className.lastIndexOf('.');
                    if (lastIndex != -1) {
                        className = className.substring(lastIndex + 1);
                    }

                    return className;
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        return "";
    }
}
///////////////////////////////
 OFFOn.verifySnackbarText(driver, "عملیات موفقیت آمیز");