Initial implementation of dispatch server side

java/com.sap.sailing.gwt.ui/WEB-INF/web.xml

@@ -63,6 +63,16 @@
 		<url-pattern>/service/sailing</url-pattern>
 	</servlet-mapping>
 
+	<servlet>
+	    <display-name>Dispatch Service</display-name>
+	    <servlet-name>DispatchService</servlet-name>
+    	<servlet-class>com.sap.sailing.gwt.ui.server.dispatch.DispatchRPCImpl</servlet-class>
+	</servlet>
+	<servlet-mapping>
+		<servlet-name>DispatchService</servlet-name>
+		<url-pattern>/service/dispatch</url-pattern>
+	</servlet-mapping>
+
 	<servlet>
 		<display-name>Media Service</display-name>
 	    <servlet-name>MediaService</servlet-name>

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/server/dispatch/DispatchRPCImpl.java

@@ -0,0 +1,51 @@
+package com.sap.sailing.gwt.ui.server.dispatch;
+
+import org.osgi.framework.BundleContext;
+import org.osgi.util.tracker.ServiceTracker;
+
+import com.sap.sailing.domain.base.Event;
+import com.sap.sailing.domain.leaderboard.Leaderboard;
+import com.sap.sailing.domain.leaderboard.LeaderboardGroup;
+import com.sap.sailing.domain.tracking.TrackedRace;
+import com.sap.sailing.gwt.ui.server.Activator;
+import com.sap.sailing.gwt.ui.server.ProxiedRemoteServiceServlet;
+import com.sap.sailing.gwt.ui.shared.dispatch.Action;
+import com.sap.sailing.gwt.ui.shared.dispatch.DispatchException;
+import com.sap.sailing.gwt.ui.shared.dispatch.Result;
+import com.sap.sailing.gwt.ui.shared.dispatch.ResultWithTTL;
+import com.sap.sailing.gwt.ui.shared.dispatch.event.GetLiveRacesAction;
+import com.sap.sailing.gwt.ui.shared.dispatch.event.LiveRaceDTO;
+import com.sap.sailing.gwt.ui.shared.dispatch.event.LiveRacesDTO;
+import com.sap.sailing.gwt.ui.shared.dispatch.event.OtherAction;
+import com.sap.sailing.gwt.ui.shared.dispatch.event.OtherDTO;
+import com.sap.sailing.gwt.ui.shared.dispatch.rpc.DispatchRPC;
+import com.sap.sailing.server.RacingEventService;
+import com.sap.sse.common.impl.MillisecondsTimePoint;
+import com.sap.sse.util.ServiceTrackerFactory;
+
+public class DispatchRPCImpl extends ProxiedRemoteServiceServlet implements DispatchRPC {
+
+    private static final long serialVersionUID = -245230476512348999L;
+    private final ServiceTracker<RacingEventService, RacingEventService> racingEventServiceTracker;
+
+    public DispatchRPCImpl() {
+        BundleContext context = Activator.getDefault();
+        Activator activator = Activator.getInstance();
+        if (context != null) {
+            // TODO
+            // activator.setSailingService(this); // register so this service is informed when the bundle shuts down
+        }
+        racingEventServiceTracker = ServiceTrackerFactory.createAndOpen(context, RacingEventService.class);
+    }
+
+    protected RacingEventService getService() {
+        return racingEventServiceTracker.getService(); // grab the service
+    }
+
+    @Override
+    public <R extends Result, A extends Action<R>> R execute(A action) throws DispatchException {
+        // TODO implement
+        return null;
+    }
+
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/Action.java

@@ -0,0 +1,7 @@
+package com.sap.sailing.gwt.ui.shared.dispatch;
+
+import com.google.gwt.user.client.rpc.IsSerializable;
+
+public interface Action<R extends Result> extends IsSerializable {
+
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/DispatchException.java

@@ -0,0 +1,16 @@
+package com.sap.sailing.gwt.ui.shared.dispatch;
+
+import com.google.gwt.user.client.rpc.IsSerializable;
+
+public class DispatchException extends RuntimeException implements IsSerializable {
+    
+    private static final long serialVersionUID = 8192187255698006941L;
+    
+    private DispatchException() {
+    }
+
+    public DispatchException(String message) {
+        super(message);
+    }
+
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/Result.java

@@ -0,0 +1,7 @@
+package com.sap.sailing.gwt.ui.shared.dispatch;
+
+import com.google.gwt.user.client.rpc.IsSerializable;
+
+public interface Result extends IsSerializable {
+
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/rpc/DispatchRPC.java

@@ -0,0 +1,12 @@
+package com.sap.sailing.gwt.ui.shared.dispatch.rpc;
+
+import com.google.gwt.user.client.rpc.RemoteService;
+import com.sap.sailing.gwt.ui.shared.dispatch.Action;
+import com.sap.sailing.gwt.ui.shared.dispatch.DispatchException;
+import com.sap.sailing.gwt.ui.shared.dispatch.Result;
+
+public interface DispatchRPC extends RemoteService {
+    
+    <R extends Result, A extends Action<R>> R execute(A action) throws DispatchException;
+
+}

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/rpc/DispatchRPCAsync.java

@@ -0,0 +1,11 @@
+package com.sap.sailing.gwt.ui.shared.dispatch.rpc;
+
+import com.google.gwt.user.client.rpc.AsyncCallback;
+import com.sap.sailing.gwt.ui.shared.dispatch.Action;
+import com.sap.sailing.gwt.ui.shared.dispatch.Result;
+
+public interface DispatchRPCAsync {
+
+    <R extends Result, A extends Action<R>> void execute(Action<R> action, AsyncCallback<R> callback);
+
+}