org.apacheextras.camel.component.virtualbox.template.VirtualBoxSessionUtil Maven / Gradle / Ivy

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 https://camel-extra.github.io

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; either version 2
 of the License, or (at your option) any later version.

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 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.


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 02110-1301, USA.

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 ***************************************************************************************/

package org.apacheextras.camel.component.virtualbox.template;

import org.virtualbox_4_2.IMachine;
import org.virtualbox_4_2.ISession;
import org.virtualbox_4_2.LockType;
import org.virtualbox_4_2.SessionState;
import org.virtualbox_4_2.VBoxException;
import org.virtualbox_4_2.VirtualBoxManager;

public final class VirtualBoxSessionUtil {

    private VirtualBoxSessionUtil() {
    }

    public static void closeSession(VirtualBoxManager virtualBoxManager, ISession session) {
        try {
            if (session != null && session.getState() == SessionState.Locked) {
                session.unlockMachine();
            }
        } finally {
            virtualBoxManager.disconnect();
        }
    }

    public static ISession acquireLockedSession(VirtualBoxManager virtualBoxManager, IMachine machine, LockType lockType) {
        ISession session = virtualBoxManager.getSessionObject();
        do {
            try {
                machine.lockMachine(session, lockType);
            } catch (VBoxException e) {
                if (!e.getMessage().contains("is already locked for a session (or being unlocked) (0x80BB0007)")) {
                    throw e;
                }
            }
        } while (session.getState() != SessionState.Locked);
        return session;
    }

}