read username and password from the excel file
<p>Below is my code.  How can I read this data?</p>

<pre><code>import java.io.File;
import java.io.FileInputStream;

import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.FirefoxDriver;


public class Yoda {

    public static void main(String[] args)

     {
    // Launch FireFox
    WebDriver driver = new FirefoxDriver();

    //Enter YODA URL
    driver.get("https://q1yda1m2.madc.att.com:20621/YodaGUI/index.jsp");

    //Enter UserID
    driver.findElement(By.name("userid")).sendKeys("xx3517");

    //Enter Password
    driver.findElement(By.name("password")).sendKeys("123123a");

    //Click on Submit button after entering User ID and Password
    driver.findElement(By.name("btnSubmit")).click();

    //Click on Remind Me later
    driver.findElement(By.name("successOK")).click();

    //Click on Search Button on YODA home page
    driver.findElement(By.className("MenuBarItemSubmenu")).click();
    driver.findElement(By.xpath("//*[text()='Fulfillment Details']")).click();
    driver.findElement(By.name("location")).sendKeys("Q400");
    driver.findElement(By.name("activity")).sendKeys("OY");
    driver.findElement(By.name("orderID")).sendKeys("3955349");
    driver.findElement(By.id("fulfillment_submit")).click();
    }

}
</code></pre>

<p><a href="https://i.stack.imgur.com/wvo9S.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/wvo9S.png" alt="enter image description here"></a></p>