code: @BetaApi
    public final Router getRouter(ProjectRegionRouterName router) {
  
      GetRouterHttpRequest request =
          GetRouterHttpRequest.newBuilder()
              .setRouter(router == null ? null : router.toString())
              .build();
      return getRouter(request);
    }
docs: Returns the specified Router resource. Gets a list of available routers by making a list()
  request.
  
  <p>Sample code:
  
  <pre><code>
  try (RouterClient routerClient = RouterClient.create()) {
  ProjectRegionRouterName router = ProjectRegionRouterName.of("[PROJECT]", "[REGION]", "[ROUTER]");
  Router response = routerClient.getRouter(router);
  }
  </code></pre>
  
  @param router Name of the Router resource to return.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails