Chrome Debug Protocol(Hello World)

package com.github.kklisura.cdt.examples;

import com.github.kklisura.cdt.launch.ChromeLauncher;
import com.github.kklisura.cdt.protocol.commands.Network;
import com.github.kklisura.cdt.protocol.commands.Page;
import com.github.kklisura.cdt.services.ChromeDevToolsService;
import com.github.kklisura.cdt.services.ChromeService;
import com.github.kklisura.cdt.services.types.ChromeTab;

public class LogRequestsExample {
  public static void main(String[] args) {
    // Create chrome launcher.
    final ChromeLauncher launcher = new ChromeLauncher();

    // Launch chrome either as headless (true) or regular (false).
    final ChromeService chromeService = launcher.launch(false);

    // Create empty tab ie about:blank.
    final ChromeTab tab = chromeService.createTab();

    // Get DevTools service to this tab
    final ChromeDevToolsService devToolsService = chromeService.createDevToolsService(tab);

    // Get individual commands
    final Page page = devToolsService.getPage();
    final Network network = devToolsService.getNetwork();

    // Log requests with onRequestWillBeSent event handler.
    network.onRequestWillBeSent(
        event ->
            System.out.printf(
                "request: %s %s%s",
                event.getRequest().getMethod(),
                event.getRequest().getUrl(),
                System.lineSeparator()));

    network.onLoadingFinished(
        event -> {
          // Close the tab and close the browser when loading finishes.
          chromeService.closeTab(tab);
          launcher.close();
        });

    // Enable network events.
    network.enable();

    // Navigate to github.com.
    page.navigate("http://github.com");

    devToolsService.waitUntilClosed();
  }// end main
}