selenium v4 CDP

get performance metrics

import org.junit.jupiter.api.Test;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.devtools.DevTools;
import org.openqa.selenium.devtools.performance.Performance;

class MySeleniumTest {
    static final String CHROMEDRIVER_PATH = "/Users/m/sources/ag/e2e/node_modules/selenium-standalone/.selenium/chromedriver/79.0.3945.36-x64-chromedriver";

    @Test
    void myTest() {
        System.setProperty("webdriver.chrome.driver", CHROMEDRIVER_PATH);
        ChromeDriver browser = new ChromeDriver();

        DevTools devTools = browser.getDevTools();
        devTools.createSession();
        devTools.send(Performance.enable());

        browser.get("https://www.saucelabs.com");

        var foo = devTools.send(Performance.getMetrics());
        
        System.out.println(foo);
        browser.quit();
    }
}