How to manage cookie of website in selenium?

package wdProgram;

import java.util.Set;

import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;

import org.openqa.selenium.Cookie;

import org.openqa.selenium.WebDriver;

import org.openqa.selenium.chrome.ChromeDriver;

import org.testng.annotations.BeforeTest;

import org.testng.annotations.Test;

public class CookieMakeMyTrip {

WebDriver driver;

@BeforeTest

public void openBrowser() {

System.setProperty("webdriver.chrome.driver",

"D:\\Software\\Testing-Tools\\Selenium\\WebDriver\\Drivers\\IEChromeFirefox\\19092018\\chromedriver.exe");

driver = new ChromeDriver();

driver.manage().window().maximize();

driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);

}

@Test

public void testHandleCookie() throws InterruptedException {

driver.get("http://localhost/uth/gadgetsgallery/catalog");

System.out.println("---------------Cookies before Login---------------");

Set<Cookie> cookies = driver.manage().getCookies();

for(Cookie c:cookies) {

System.out.println("Domain Name:->"+c.getDomain());

System.out.println("Cookie Path:->"+c.getPath());

System.out.println("Cookie Name:->"+c.getName());

System.out.println("Cookie Value:->"+c.getValue());

}

driver.manage().deleteAllCookies();

Thread.sleep(2000);

driver.navigate().refresh();

}

}