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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
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  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.
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 package org.apache.cayenne.modeler.action;

import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;

import javax.swing.KeyStroke;

import org.apache.cayenne.modeler.Application;
import org.apache.cayenne.modeler.dialog.validator.ValidationDisplayHandler;
import org.apache.cayenne.modeler.dialog.validator.ValidatorDialog;
import org.apache.cayenne.modeler.util.CayenneAction;
import org.apache.cayenne.project.Project;
import org.apache.cayenne.project.ProjectPath;
import org.apache.cayenne.project.validator.Validator;

/**
 * UI action that performs full project validation.
 * 
 * @author Craig Miskell
 */
public class ValidateAction extends CayenneAction {

	public static String getActionName() {
		return "Validate Project";
	}

	public ValidateAction(Application application) {
		super(getActionName(), application);
	}

    public KeyStroke getAcceleratorKey() {
        return KeyStroke.getKeyStroke
                 (KeyEvent.VK_V,
                  Toolkit.getDefaultToolkit().getMenuShortcutKeyMask() | ActionEvent.SHIFT_MASK);
    }

    /**
	 * Validates project for possible conflicts and incomplete mappings.
	 */
	public void performAction(ActionEvent e) {
		Validator val = getCurrentProject().getValidator();
		int validationCode = val.validate();

		// If there were errors or warnings at validation, display them
		if (validationCode >= ValidationDisplayHandler.WARNING) {
			ValidatorDialog.showDialog(Application.getFrame(), val);
		}
		else {
			ValidatorDialog.showValidationSuccess(Application.getFrame(), val);
		}
	}
	
	/**
	* Returns <code>true</code> if path contains a Project object 
	* and the project is modified.
	*/
	public boolean enableForPath(ProjectPath path) {
		if (path == null) {
			return false;
		}

		Project project = (Project)path.firstInstanceOf(Project.class);
		return project != null;
	}
}
