import org.simantics.structural.synchronization.protocol.SerializedVariable;
import org.simantics.structural.synchronization.protocol.SynchronizationEventHandler;
import org.simantics.structural.synchronization.protocol.SynchronizationException;
+import org.simantics.structural.synchronization.utils.ComponentBase;
+import org.simantics.structural.synchronization.utils.ComponentFactory;
+import org.simantics.structural.synchronization.utils.MappingBase;
+import org.simantics.structural.synchronization.utils.Solver;
import org.slf4j.Logger;
import gnu.trove.map.hash.THashMap;