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  package org.apache.cayenne.modeler.action.dbimport;
  
  import org.apache.cayenne.dbsync.reverse.dbimport.Catalog;
  import org.apache.cayenne.dbsync.reverse.dbimport.ReverseEngineering;
  import org.apache.cayenne.dbsync.reverse.dbimport.Schema;
  import org.apache.cayenne.dbsync.reverse.dbimport.SchemaContainer;
  import org.apache.cayenne.modeler.Application;
  import org.apache.cayenne.modeler.dialog.db.load.DbImportTreeNode;
  
  import java.awt.event.ActionEvent;
  
  /**
   * @since 4.1
   */
  public class AddSchemaAction extends TreeManipulationAction {
  
      private static final String ACTION_NAME = "Add Schema";
      private static final String ICON_NAME = "icon-dbi-schema.png";
  
      public AddSchemaAction(Application application) {
          super(ACTION_NAME, application);
          insertableNodeClass = Schema.class;
      }
  
      public String getIconName() {
          return ICON_NAME;
      }
  
      @Override
      public void performAction(ActionEvent e) {
          ReverseEngineering reverseEngineeringOldCopy = prepareElements();
          Schema newSchema = new Schema(name);
          if (canBeInserted(selectedElement)) {
              ((SchemaContainer) selectedElement.getUserObject()).addSchema(newSchema);
              selectedElement.add(new DbImportTreeNode(newSchema));
              updateSelected = true;
          } else if (canInsert()) {
              if (parentElement.isReverseEngineering()) {
                  ((ReverseEngineering) parentElement.getUserObject()).addSchema(newSchema);
              } else {
                  ((Catalog) parentElement.getUserObject()).addSchema(newSchema);
              }
              parentElement.add(new DbImportTreeNode(newSchema));
              updateSelected = false;
          }
          completeInserting(reverseEngineeringOldCopy);
      }
  }
  