How use RemoteWebDriver

gistfile1.java

import org.openqa.selenium.By;
import org.openqa.selenium.Capabilities;
import org.openqa.selenium.chrome.ChromeOptions;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.openqa.selenium.remote.RemoteWebDriver;

import java.net.MalformedURLException;
import java.net.URL;

public class App {
    public static void main(String[] args) throws MalformedURLException {
        RemoteWebDriver driver = new RemoteWebDriver(new URL("http://localhost:4444/wd/hub"), firefox());
        System.out.println(driver.getCapabilities());
        driver.get("http://go.mail.ru/");
        driver.findElement(By.id("q")).sendKeys("Путин");
        driver.findElement(By.className("go-form__submit")).click();
        System.out.println(driver.getTitle());
        driver.quit();
    }


    private static Capabilities firefox() {
        DesiredCapabilities capabilities = DesiredCapabilities.firefox();
        capabilities.setCapability("nativeEvents", true);
        capabilities.merge(common());
        return capabilities;
    }

    private static Capabilities chrome() {
        DesiredCapabilities capabilities = DesiredCapabilities.chrome();
        ChromeOptions chromeOptions = new ChromeOptions();
        chromeOptions.addArguments("start-maximized");
        chromeOptions.addArguments("disable-sync");
        chromeOptions.addArguments("disable-translate");
        chromeOptions.addArguments("lang=en");
        capabilities.setCapability(ChromeOptions.CAPABILITY, chromeOptions);
        capabilities.setCapability("chrome.nativeEvents", true);
        capabilities.merge(common());
        return capabilities;
    }

    private static Capabilities common() {
        DesiredCapabilities capabilities = new DesiredCapabilities();
        capabilities.setCapability("unexpectedAlertBehaviour", "accept");
        return capabilities;
    }
}