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  package org.apache.cayenne.access;
  
  import org.apache.cayenne.CayenneRuntimeException;
  import org.apache.cayenne.configuration.RuntimeProperties;
  import org.apache.cayenne.di.DIRuntimeException;
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.di.Provider;
  import org.apache.cayenne.event.EventBridge;
  import org.apache.cayenne.event.EventManager;
  import org.apache.cayenne.event.NoopEventBridge;
  
  /**
   * A default implementation of {@link DataRowStoreFactory}
   *
   * @since 4.0
   */
  public class DefaultDataRowStoreFactory implements DataRowStoreFactory {
  
      Provider<EventBridge> eventBridgeProvider;
  
      EventManager eventManager;
  
      RuntimeProperties properties;
  
      public DefaultDataRowStoreFactory(@Inject Provider<EventBridge> eventBridgeProvider,
                                        @Inject EventManager eventManager,
                                        @Inject RuntimeProperties properties) {
          this.eventBridgeProvider = eventBridgeProvider;
          this.eventManager = eventManager;
          this.properties = properties;
      }
  
      @Override
      public DataRowStore createDataRowStore(String name) throws DIRuntimeException {
          DataRowStore store = new DataRowStore(name, properties, eventManager);
          setUpEventBridge(store);
          return store;
      }
  
      private void setUpEventBridge(DataRowStore store) {
          try {
              EventBridge eventBridge = eventBridgeProvider.get();
              if (eventBridge instanceof NoopEventBridge) {
                  return;
              }
              store.setEventBridge(eventBridge);
              store.startListeners();
          } catch (Exception ex) {
              throw new CayenneRuntimeException("Error initializing DataRowStore.", ex);
          }
      }
  }