Manifest-Version: 1.0

OpenIDE-Module: IDE

javac.compilerargs=-Xlint -Xlint:-serial

javac.source=1.5

        suite.addTest(new IDEValidation("testInitGCProjects"));

        suite.addTest(new IDEValidation("testGCProjects"));

import java.util.logging.Level;

import org.openide.util.Lookup;

        suite.addTest(new IDEValidation("testInitGCProjects"));

    public void testInitGCProjects() throws Exception {

        WatchProjects.initialize();

    }

    public void testGCProjects() throws Exception {

        WatchProjects.assertProjects();

    }

/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 * 

 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.

 * 

 * The contents of this file are subject to the terms of either the GNU

 * General Public License Version 2 only ("GPL") or the Common

 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

 * License. You can obtain a copy of the License at

 * http://www.netbeans.org/cddl-gplv2.html

 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

 * specific language governing permissions and limitations under the

 * License.  When distributing the software, include this License Header

 * Notice in each file and include the License file at

 * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun in the GPL Version 2 section of the License file that

 * accompanied this code. If applicable, add the following below the

 * License Header, with the fields enclosed by brackets [] replaced by

 * your own identifying information:

 * "Portions Copyrighted [year] [name of copyright owner]"

 * 

 * If you wish your version of this file to be governed by only the CDDL

 * or only the GPL Version 2, indicate your decision by adding

 * "[Contributor] elects to include this software in this distribution

 * under the [CDDL or GPL Version 2] license." If you do not indicate a

 * single choice of license, a recipient has the option to distribute

 * your version of this file under either the CDDL, the GPL Version 2 or

 * to extend the choice of license to its licensees as provided above.

 * However, if you add GPL Version 2 code and therefore, elected the GPL

 * Version 2 license, then the option applies only if the new code is

 * made subject to such option by the copyright holder.

 * 

 * Contributor(s):

 * 

 * Portions Copyrighted 2007 Sun Microsystems, Inc.

 */

package org.netbeans.test.ide;

import java.beans.PropertyChangeEvent;

import java.beans.PropertyChangeListener;

import java.lang.ref.WeakReference;

import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;

import java.util.Arrays;

import java.util.HashSet;

import java.util.Set;

import java.util.logging.Logger;

import junit.framework.Assert;

import org.netbeans.junit.NbTestCase;

import org.openide.util.Exceptions;

import org.openide.util.Lookup;

import org.openide.util.WeakSet;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

final class WatchProjects implements PropertyChangeListener {

    private static Logger LOG = Logger.getLogger(WatchProjects.class.getName());

    private Method getProjects;

    private Method closeProjects;

    private Object projectManager;

    private static int maxCount;

    private static Set<Object> projects = new WeakSet<Object>();

    private static Exception failure;

    private static WatchProjects INST;

    private WatchProjects() throws Exception {

        final ClassLoader loader = Lookup.getDefault().lookup(ClassLoader.class);

        Assert.assertNotNull("Classloader must exists", loader);

        LOG.fine("Classloader: " + loader);

        Class pmClass = Class.forName(

            "org.netbeans.api.project.ui.OpenProjects", false, loader); //NOI18N

        LOG.fine("class: " + pmClass);

        Method add = pmClass.getMethod("addPropertyChangeListener", PropertyChangeListener.class);

        LOG.fine("  add: " + add);

        Method getDefault = pmClass.getMethod("getDefault");

        LOG.fine("  getDefault: " + getDefault);

        projectManager = getDefault.invoke(null);

        add.invoke(projectManager, this);

        LOG.info("listening on " + projectManager);

        getProjects = pmClass.getMethod("getOpenProjects");

        LOG.fine("getOpenProjects: " + getProjects);

        Class projectArray = Class.forName("[Lorg.netbeans.api.project.Project;");

        closeProjects = pmClass.getMethod("close", projectArray);

        LOG.fine("getOpenProjects: " + getProjects);

    }

    public static void initialize() throws Exception {

        INST = new WatchProjects();

    }

    public static void assertProjects() throws Exception {

        INST.closeProjects.invoke(

            INST.projectManager,

            INST.getProjects.invoke(INST.projectManager)

        );

        Set<WeakReference<?>> refs = new HashSet<WeakReference<?>>();

        for (Object project : projects) {

            refs.add(new WeakReference<Object>(project));

        }

        projects.clear();

        for (WeakReference<?> weakReference : refs) {

            NbTestCase.assertGC("Can project be GCed?", weakReference);

        }

        if (maxCount == 0) {

            Assert.fail("No projects were opened or closed and that is strange");

        }

        if (failure != null) {

            throw failure;

        }

    }

    public void propertyChange(PropertyChangeEvent evt) {

        try {

            LOG.fine("event: " + evt.getPropertyName());

            Object[] arr = (Object[]) getProjects.invoke(projectManager);

            projects.addAll(Arrays.asList(arr));

            LOG.finest("existing projects: " + projects);

            int p = projects.size();

            if (p > maxCount) {

                maxCount = p;

            }

        } catch (Exception ex) {

            failure = ex;

        }

    }

}