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* published by the Free Software Foundation. Oracle designates this
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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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package com.sun.tools.visualvm.modules.killapp;
import com.sun.tools.visualvm.application.Application;
import com.sun.tools.visualvm.core.datasource.DataSource;
import com.sun.tools.visualvm.core.datasupport.DataRemovedListener;
import com.sun.tools.visualvm.core.datasupport.Stateful;
import com.sun.tools.visualvm.core.ui.actions.ActionUtils;
import com.sun.tools.visualvm.core.ui.actions.MultiDataSourceAction;
import com.sun.tools.visualvm.host.Host;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
import javax.swing.SwingUtilities;
import org.netbeans.api.progress.ProgressHandle;
import org.netbeans.api.progress.ProgressHandleFactory;
import org.openide.util.Exceptions;
import org.openide.util.NbBundle;
import org.openide.util.RequestProcessor;
import org.openide.util.Utilities;
/**
*
* @author Tomas Hurka
*/
public final class KillAction extends MultiDataSourceAction<Application> {
private final Set<Application> lastSelectedApplications;
private final RequestProcessor killRP;
private final PropertyChangeListener stateListener;
@NbBundle.Messages({"CTL_KillAction=Kill Application"})
public KillAction() {
super(Application.class);
putValue(NAME, Bundle.CTL_KillAction());
putValue("noIconInMenu", Boolean.TRUE); // NOI18N
lastSelectedApplications = new HashSet();
killRP = new RequestProcessor("KillAction processor", 5); // NOI18N
stateListener = new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent evt) {
updateState(ActionUtils.getSelectedDataSources(Application.class));
}
};
}
@Override
protected void actionPerformed(Set<Application> dataSources, ActionEvent ae) {
for (Application dataSource : dataSources) {
killApplication((Application)dataSource);
}
}
@Override
protected boolean isEnabled(Set<Application> dataSources) {
for (DataSource dataSource : dataSources) {
Application application = (Application)dataSource;
lastSelectedApplications.add(application);
application.addPropertyChangeListener(Stateful.PROPERTY_STATE, stateListener);
if (application.getState() != Stateful.STATE_AVAILABLE) return false;
if (!isEnabled(application)) return false;
}
return true;
}
@Override
protected void updateState(Set<Application> dataSources) {
if (!lastSelectedApplications.isEmpty())
for (Application application : lastSelectedApplications)
application.removePropertyChangeListener(Stateful.PROPERTY_STATE, stateListener);
lastSelectedApplications.clear();
super.updateState(dataSources);
}
private void killApplication(final Application app) {
final String pidString = String.valueOf(app.getPid());
final String[] command = getCommand(pidString, false);
if (command == null) {
return;
}
final Progress handle = new Progress(pidString);
app.notifyWhenRemoved(handle);
killRP.post(new Runnable() {
public void run() {
try {
Runtime.getRuntime().exec(command);
Thread.sleep(5000);
if (app.getState() == Stateful.STATE_AVAILABLE) {
// application is still alive, try to kill it hard way
Runtime.getRuntime().exec(getCommand(pidString, true));
refreshJvms();
}
} catch (IOException ex) {
Exceptions.printStackTrace(ex);
} catch (InterruptedException ex) {
Exceptions.printStackTrace(ex);
} finally {
handle.finish();
}
}
});
}
private void refreshJvms() throws IOException {
String javaSub = Utilities.isWindows() ? "bin\\java.exe" : "bin/java"; // NOI18N
File java = new File(System.getProperty("java.home"), javaSub); // NOI18N
if (java.isFile()) {
String command[] = {java.getAbsolutePath(), "-version"};
Runtime.getRuntime().exec(command);
}
}
private boolean isEnabled(Application application) {
if (Application.CURRENT_APPLICATION.equals(application)) {
// don't commit suicide
return false;
}
if (!Host.LOCALHOST.equals(application.getHost())) {
// we cannot kill remote applications
return false;
}
return true;
}
private String[] getCommand(String pidString, boolean force) {
if (Utilities.isWindows()) {
if (force) {
return new String[]{"taskkill", "/F", "/PID", pidString}; // NOI18N
} else {
return new String[]{"taskkill", "/PID", pidString}; // NOI18N
}
} else if (Utilities.isUnix()) {
if (force) {
return new String[]{"kill", "-9", pidString}; // NOI18N
} else {
return new String[]{"kill", pidString}; // NOI18N
}
} else {
assert false : "strange os"; // NOI18N
return null;
}
}
@NbBundle.Messages({"MSG_Kill=Killing application with PID {0}"})
private static class Progress implements DataRemovedListener<Application>{
ProgressHandle handle;
boolean running;
private Progress(String pid) {
handle = ProgressHandleFactory.createHandle(Bundle.MSG_Kill(pid));
handle.setInitialDelay(500);
handle.start();
running = true;
}
private synchronized void finish() {
if (running) {
running = false;
SwingUtilities.invokeLater(new Runnable() {
public void run() {
handle.finish();
handle = null;
}
});
}
}
public void dataRemoved(Application x) {
finish();
}
}
}