added missing files

java/com.sap.sailing.domain.tractracadapter/src/com/sap/sailing/domain/tractracadapter/RaceHandle.java

@@ -0,0 +1,28 @@
+package com.sap.sailing.domain.tractracadapter;
+
+import com.sap.sailing.domain.base.Event;
+import com.sap.sailing.domain.base.RaceDefinition;
+import com.sap.sailing.domain.tracking.DynamicTrackedEvent;
+import com.sap.sailing.domain.tractracadapter.impl.RaceCourseReceiver;
+
+/**
+ * Gives clients a way to refer to a specific race even though the {@link RaceDefinition} object may not have
+ * been created yet, but without exposing the TracTrac internals. The {@link #getRace()} call will block
+ * until the {@link RaceDefinition} has been created.
+ * 
+ * @author Axel Uhl (d043530)
+ *
+ */
+public interface RaceHandle {
+
+    Event getEvent();
+    
+    /**
+     * Fetch the race definition. If the race definition represented by this handle hasn't been created yet, the call
+     * blocks until such a definition is provided by another call, usually by the {@link RaceCourseReceiver}.
+     */
+    RaceDefinition getRace();
+
+    DynamicTrackedEvent getTrackedEvent();
+
+}

java/com.sap.sailing.domain.tractracadapter/src/com/sap/sailing/domain/tractracadapter/impl/RaceHandleImpl.java

@@ -0,0 +1,36 @@
+package com.sap.sailing.domain.tractracadapter.impl;
+
+import com.sap.sailing.domain.base.RaceDefinition;
+import com.sap.sailing.domain.tracking.DynamicTrackedEvent;
+import com.sap.sailing.domain.tractracadapter.DomainFactory;
+import com.sap.sailing.domain.tractracadapter.RaceHandle;
+import com.tractrac.clientmodule.Event;
+
+public class RaceHandleImpl implements RaceHandle {
+    private final Event tractracEvent;
+    private final DomainFactory domainFactory;
+    private final DynamicTrackedEvent trackedEvent;
+    
+    public RaceHandleImpl(DomainFactory domainFactory, Event tractracEvent, DynamicTrackedEvent trackedEvent) {
+        this.domainFactory = domainFactory;
+        this.tractracEvent = tractracEvent;
+        this.trackedEvent = trackedEvent;
+    }
+
+    @Override
+    public com.sap.sailing.domain.base.Event getEvent() {
+        return domainFactory.createEvent(tractracEvent);
+    }
+
+    @Override
+    public RaceDefinition getRace() {
+        // we assume there is exactly one Race per TracTrac event
+        return domainFactory.getRaceDefinition(tractracEvent.getRaceList().iterator().next());
+    }
+    
+    @Override
+    public DynamicTrackedEvent getTrackedEvent() {
+        return trackedEvent;
+    }
+    
+}