Parameterizing using @DataProviders.java

package com.pages;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.WebDriverWait;
import org.TestNG.annotations.*;

import java.util.concurrent.TimeUnit;

public class SimpleTest {

    WebDriver driver;
    String url = "https://www.lambdatest.com/";

@BeforeTest
    public void setup() {
        System.out.println("Setting up the drivers");
        System.setProperty("webdriver.chrome.driver", "C:\\Users\\Shalini\\Downloads\\chromedriver_latest94\\chromedriver.exe");
        driver = new ChromeDriver();
    }
    @Test(dataProvider = "credentials")
    public void LoginTest(String username,String password) {
        driver.get(url);
        driver.manage().window().maximize();
        driver.manage().timeouts().pageLoadTimeout(10, TimeUnit.SECONDS);
        WebElement login = driver.findElement(By.xpath("//a[text()='Login']"));
        login.click();
        WebElement name = driver.findElement(By.xpath("//input[@name=\"email\"]"));
        WebElement passwd = driver.findElement(By.xpath("//input[@name=\"password\"]"));
        WebDriverWait wait = new WebDriverWait(driver,20);
        wait.until(ExpectedConditions.visibilityOf(name));
        name.clear();
        name.sendKeys(username);
        passwd.clear();
        passwd.sendKeys(password);
        WebElement loginButton = driver.findElement(By.xpath("//button[text()='Login']"));
        loginButton.click();
        System.out.println("Logged in successfully");
    }

    @DataProvider(name = "credentials")
    public Object[][] getUserInput() {
        return new Object[][]{
                {"abc@gmail.com", "xaxxdssc"},
                {"alexdan@gmail.com", "mypasswd"},
                {"myemail123@yahoo.com", "textmypass"}
        };
    }
    @AfterTest
    public void tearDown(){
        driver.close();
    }
}