tyrus-standalone-client

import org.glassfish.tyrus.client.ClientManager; import javax.websocket.Session; import javax.websocket.Endpoint; import javax.websocket.EndpointConfig; import java.net.URI; ClientManager client = ClientManager.createClient(); Session session = client.connectToServer(new Endpoint() { @Override public void onOpen(Session session, EndpointConfig config) { System.out.println("Connected"); } }, URI.create("ws://example.com/ws"));