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Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. /
package org.apache.cayenne.modeler.action;
import  org.apache.cayenne.project.ProjectPath;

Andrei Adamchik
public class DerivedEntitySyncAction extends CayenneAction {
	public static String getActionName() {
		return "Reset Derived Entity";

Constructor for DerivedEntitySyncAction.

    public DerivedEntitySyncAction(Application application) {
        super(getActionName(), application);


See also:
    public void performAction(ActionEvent e) {
        DerivedDbEntity ent = (DerivedDbEntity) getProjectController().getCurrentDbEntity();
        if (ent != null && ent.getParentEntity() != null) {
            // fire a chain of "remove/add" events for entity
            // this seems to be the only way to refresh the view
                new EntityEvent(thisent, MapEvent.REMOVE));
            getProjectController().fireObjEntityEvent(new EntityEvent(thisent, MapEvent.ADD));

Returns true if path contains a DerivedDbEntity object.
    public boolean enableForPath(ProjectPath path) {
        if (path == null) {
            return false;
        return path.firstInstanceOf(DerivedDbEntity.class) != null;
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