/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.samples.xml.antbridge;

import java.lang.reflect.Method;

import org.openide.modules.ModuleInstall;
import org.openide.TopManager;
import org.openide.loaders.DataLoaderPool;
import org.openide.loaders.DataObject;
import org.openide.loaders.OperationListener;
import org.openide.loaders.MultiDataObject;
import org.openide.loaders.OperationEvent;
import org.openide.nodes.CookieSet;

import org.netbeans.spi.xml.cookies.CheckXMLSupport;

import org.apache.tools.ant.module.loader.AntProjectDataObject;
import org.netbeans.spi.xml.cookies.DataObjectAdapters;

/**
 * Attach additional cookie to every AntProjectDataObject.
 *
 * @author  Petr Kuzel
 */
public class Installer extends ModuleInstall implements OperationListener {

    /**
     * On activation start to listen at loader pool for new Ant data objects.
     */
    public void restored() {
        DataLoaderPool pool = TopManager.getDefault().getLoaderPool();
        pool.addOperationListener(this);        
    }

    /**
     * Stop listening.
 
     * Note: correct implementation should remove all added cookies, but
     * it does not harm too much while ignoring it in this example.
     */
    public void uninstalled() {
        DataLoaderPool pool = TopManager.getDefault().getLoaderPool();
        pool.removeOperationListener(this);                
    }
        
    /** Object has been recognized by
     * {@link DataLoaderPool#findDataObject}.
     * This allows listeners
     * to attach additional cookies, etc.
     *
     * @param ev event describing the action
     */
    public void operationPostCreate(OperationEvent ev) {
        DataObject dataObject = ev.getObject();
        if (dataObject instanceof AntProjectDataObject) {
            try {
                Method getCookieSet = MultiDataObject.class.getDeclaredMethod("getCookieSet", new Class[0]);
                getCookieSet.setAccessible(true);
                CookieSet cookieSet = (CookieSet) getCookieSet.invoke(dataObject, new Object[0]);
                cookieSet.add(new CheckXMLSupport(DataObjectAdapters.inputSource(dataObject)));
            } catch (Exception ex) {
                TopManager.getDefault().notifyException(ex);
            }
        }
    }

    /** Object has been successfully copied.
     * @param ev event describing the action
     */
    public void operationCopy(OperationEvent.Copy ev) {
    }
    
    /** New instance of an object has been created.
     * @param ev event describing the action
     */
    public void operationCreateFromTemplate(OperationEvent.Copy ev) {
    }
    
    /** A shadow of a data object has been created.
     * @param ev event describing the action
     */
    public void operationCreateShadow(OperationEvent.Copy ev) {
    }
    
    /** Object has been successfully deleted.
     * @param ev event describing the action
     */
    public void operationDelete(OperationEvent ev) {
    }
    
    /** Object has been successfully moved.
     * @param ev event describing the action
     */
    public void operationMove(OperationEvent.Move ev) {
    }
    
    /** Object has been successfully renamed.
     * @param ev event describing the action
     */
    public void operationRename(OperationEvent.Rename ev) {
    }
    
}