public SvnAuthenticationManager getAuthenticationManager(@NotNull SvnVcs vcs) {
    if (myAuthManager == null) {
      // reloaded when configuration directory changes
      myAuthManager = new SvnAuthenticationManager(vcs.getProject(), getConfigurationPath());
      getInteractiveManager(vcs);
      // to init
      myAuthManager.setAuthenticationProvider(new SvnAuthenticationProvider(vcs, myInteractiveProvider, myAuthManager));
    }
    return myAuthManager;
  }
public SvnAuthenticationManager getAuthenticationManager(@NotNull SvnVcs vcs)