WebElement element = driver.findElement(By.id(pro.getProperty("")));
JavascriptExecutor jse = (JavascriptExecutor)driver;
jse.executeScript("return arguments[0].text", element);
String cartCountSearchTab = ((String) ((JavascriptExecutor) driver).executeScript("return arguments[0].text;",driver.findElement(By.id(pro.getProperty(""))))).replaceAll(" ", "");
int cartCountTab = Integer.parseInt(cartCountSearchTab);
this shows null pointer exception.