@Implementation
  protected void startMainActivity(ComponentName componentName, UserHandle targetUser) {
    verifyCanAccessUser(targetUser);
    verifyMainActivityInManifest(componentName);
    startedMainActivities.add(new StartedMainActivity(componentName, targetUser));
  }
@Implementation
  protected void startMainActivity(ComponentName componentName, UserHandle targetUser) {
    verifyCanAccessUser(targetUser);
    verifyMainActivityInManifest(componentName);
    startedMainActivities.add(new StartedMainActivity(componentName, targetUser));
  }
@ Implementation protected void startMainActivity ( ComponentName componentName , UserHandle targetUser ) { verifyCanAccessUser ( targetUser ) ; verifyMainActivityInManifest ( componentName ) ; startedMainActivities . add ( new StartedMainActivity ( componentName , targetUser ) ) ; }
Simulates starting the main activity specified in the specified profile, performing the same
security checks done by the real {@link CrossProfileApps}.

<p>The most recent main activity started can be queried by {@link
#peekNextStartedMainActivity()}.
Simulates starting the main activity specified in the specified profile performing the same security checks done by the real { @link CrossProfileApps } .