bug5574: send ImportMasterDataOperation first, then apply locally

java/com.sap.sailing.server.interface/src/com/sap/sailing/server/operationaltransformation/ImportMasterDataOperation.java

@@ -112,6 +112,26 @@ public class ImportMasterDataOperation extends
         this.connectivityParametersToRestore = masterData.getConnectivityParametersToRestore();
     }
 
+    
+    /**
+     * Operations of this type are expected to be explicitly sent out <em>before</em> the operation is applied locally on
+     * the master server. This is important because otherwise tracking-related operations may be sent out before the
+     * structures for regattas, events, etc. have been replicated. This also holds for the "reverse" replication direction
+     * from a replica to a master. See also bug5574.
+     */
+    @Override
+    public boolean isRequiresExplicitTransitiveReplication() {
+        return false;
+    }
+
+
+    @Override
+    protected Object clone() throws CloneNotSupportedException {
+        // TODO Implement ImportMasterDataOperation.clone(...)
+        return super.clone();
+    }
+
+
     @Override
     public MasterDataImportObjectCreationCountImpl internalApplyTo(RacingEventService toState) throws Exception {
         final DataImportLockWithProgress dataImportLock = toState.getDataImportLock();
@@ -421,7 +441,7 @@ public class ImportMasterDataOperation extends
                             && Util.equalsWithNull(fix.getPosition(), existingFix.getPosition()))) {
                         windTrackToWriteTo.add(fix);
                     } else {
-                        logger.info("Didn't add wind fix in import, because equal fix was already there.");
+                        logger.fine("Didn't add wind fix in import, because equal fix was already there.");
                     }
                 }
             } finally {

java/com.sap.sailing.server/src/com/sap/sailing/server/masterdata/MasterDataImporter.java

@@ -115,6 +115,8 @@ public class MasterDataImporter {
         MasterDataImportObjectCreationCountImpl creationCount = new MasterDataImportObjectCreationCountImpl();
         ImportMasterDataOperation op = new ImportMasterDataOperation(topLevelMasterData, importOperationId, override,
                 creationCount, user, tenant);
+        // replicate explicitly first and let isRequiresExplicitTransitiveReplication return false; see also bug5574
+        racingEventService.replicate(op);
         creationCount = racingEventService.apply(op);
         return creationCount;
     }