/*
* Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.tools.visualvm.profiling.snapshot;
import com.sun.tools.visualvm.application.Application;
import com.sun.tools.visualvm.core.datasource.DataSource;
import com.sun.tools.visualvm.core.datasource.DataSourceRepository;
import com.sun.tools.visualvm.core.datasource.Storage;
import com.sun.tools.visualvm.core.datasupport.DataChangeListener;
import com.sun.tools.visualvm.core.datasupport.DataChangeEvent;
import com.sun.tools.visualvm.core.snapshot.Snapshot;
import com.sun.tools.visualvm.core.ui.DataSourceWindowManager;
import java.io.File;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.openide.util.RequestProcessor;
/**
*
* @author Jiri Sedlacek
* @author Tomas Hurka
*/
final class ProfilerSnapshotProvider {
void createSnapshot(File snapshotFile, Application application, final boolean openView) {
final ProfilerSnapshot snapshot = ProfilerSnapshot.createSnapshot(snapshotFile, application);
application.getRepository().addDataSource(snapshot);
if (openView) DataSource.EVENT_QUEUE.post(new Runnable() {
public void run() {
DataSourceWindowManager.sharedInstance().openDataSource(snapshot);
}
});
}
void initialize() {
DataSourceRepository.sharedInstance().addDataChangeListener(
new SnapshotListener(), Snapshot.class);
DataSourceRepository.sharedInstance().addDataChangeListener(
new ApplicationListener(), Application.class);
}
private void processNewSnapshot(Snapshot snapshot) {
if (snapshot instanceof ProfilerSnapshot) return;
File snapshotFile = snapshot.getFile();
if (snapshotFile != null && snapshotFile.isDirectory()) {
Set<ProfilerSnapshot> snapshots =findSnapshots(snapshotFile, snapshot);
snapshot.getRepository().addDataSources(snapshots);
}
}
private void processNewApplication(Application application) {
Storage storage = application.getStorage();
if (storage.directoryExists()) {
Set<ProfilerSnapshot> snapshots = findSnapshots(storage.getDirectory(),application);
application.getRepository().addDataSources(snapshots);
}
}
private Set<ProfilerSnapshot> findSnapshots(File directory,DataSource app) {
File[] files = directory.listFiles(
ProfilerSnapshotsSupport.getInstance().getCategory().getFilenameFilter());
if (files == null) return Collections.EMPTY_SET;
Set<ProfilerSnapshot> snapshots = new HashSet(files.length);
for (File file : files) {
snapshots.add(ProfilerSnapshot.createSnapshot(file, app));
}
return snapshots;
}
private class SnapshotListener implements DataChangeListener<Snapshot> {
public void dataChanged(DataChangeEvent<Snapshot> event) {
final Set<Snapshot> snapshots = event.getAdded();
if (!snapshots.isEmpty()) RequestProcessor.getDefault().post(new Runnable() {
public void run() {
for (Snapshot snapshot : snapshots) processNewSnapshot(snapshot);
}
});
}
}
private class ApplicationListener implements DataChangeListener<Application> {
public void dataChanged(DataChangeEvent<Application> event) {
final Set<Application> applications = event.getAdded();
if (!applications.isEmpty()) RequestProcessor.getDefault().post(new Runnable() {
public void run() {
for (Application application : applications)
processNewApplication(application);
}
});
}
}
}