Selenium LEX 4

package com.test;
import java.io.FileInputStream;
import java.util.concurrent.TimeUnit;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
public class Demo010_ExcelReading {
    WebDriver driver;
    String url = "http://localhost:8080/PackAndGo_v2/index.html";

    @Before
    public void setUp() {
        //Set the key/value property according to the browser you are using.
        System.setProperty("webdriver.gecko.driver",driverPath+"geckodriver.exe");

        //Open browser instance
        driver = new FirefoxDriver();

        //Open the AUT
        driver.get(url);

        //Declare an implicit wait which is bounded to WebDriver instance
        driver.manage().timeouts().implicitlyWait(5000, TimeUnit.MILLISECONDS);
    }
    @SuppressWarnings("resource")
    @Test
    public void test() throws Exception {
        //Path from where the excel file has to be read
        String filePath = System.getProperty("user.dir") + "\\Cred.xlsx";

                //File input stream which needs the input as the file location
                FileInputStream fileStream = new FileInputStream(filePath);

                //Workbook reference of the excel file
                XSSFWorkbook workbook = new XSSFWorkbook(fileStream);

                //Sheet which needs to be accessed from within the workbook
                XSSFSheet sheet = workbook.getSheet("Sheet1");

                //Count the number of rows
                int rowCount = sheet.getLastRowNum() - sheet.getFirstRowNum();

                //Iterate the Username/Password/
                for (int i = 1; i <= rowCount; i++) {
                    //Pass the row number and the cell number from where the value has to be fetched

                    driver.findElement(By.xpath("//*[@id=\"myNavbar\"]/ul/li[4]/a")).click();

                    Thread.sleep(2000);

                    driver.findElement(By.id("usernameLogin")).sendKeys(sheet.getRow(i).getCell(0).getStringCellValue());


                    driver.findElement(By.id("passwordLogin")).sendKeys(sheet.getRow(i).getCell(1).getStringCellValue());


                    driver.findElement(By.id("login")).click();

                    String message = driver.findElement(By.xpath("/html/body/div[1]/div/div[1]/div/div[1]")).getText();
                    System.out.println(message);

                    driver.findElement(By.linkText("LogOut")).click();
                }
    }

    @After
    public void tearDown() throws Exception {
        driver.close();
    }
}