package com.example.ws; import java.net.URI; import java.util.UUID; import javax.websocket.ContainerProvider; import javax.websocket.Session; import javax.websocket.WebSocketContainer; import org.eclipse.jetty.util.component.LifeCycle; import com.example.services.BroadcastClientEndpoint; import com.example.services.Message; public class ClientStarter { public static void main( final String[] args ) throws Exception { final String client = UUID.randomUUID().toString().substring( 0, 8 ); final WebSocketContainer container = ContainerProvider.getWebSocketContainer(); final String uri = "ws://localhost:8080/broadcast"; try( Session session = container.connectToServer( BroadcastClientEndpoint.class, URI.create( uri ) ) ) { for( int i = 1; i <= 10; ++i ) { session.getBasicRemote().sendObject( new Message( client, "Message #" + i ) ); Thread.sleep( 1000 ); } } // JSR-356 has no concept of Container lifecycle. // (This is an oversight on the spec's part) // This stops the lifecycle of the Client WebSocketContainer if( container instanceof LifeCycle ) { ( ( LifeCycle )container ).stop(); } } }