io.qt.internal.QtJambi_LibraryUtilities Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of qtjambi-jre8 Show documentation
There is a newer version: 6.3.0
/****************************************************************************
**
** Copyright (C) 1992-2009 Nokia. All rights reserved.
** Copyright (C) 2009-2021 Dr. Peter Droste, Omix Visualization GmbH & Co. KG. All rights reserved.
**
** This file is part of Qt Jambi.
**
** ** $BEGIN_LICENSE$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
** 
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
** $END_LICENSE$

**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
package io.qt.internal;

import static io.qt.internal.NativeLibraryManager.loadQtCore;
import static io.qt.internal.NativeLibraryManager.loadQtJambiLibrary;

import io.qt.QtUninvokable;

final class QtJambi_LibraryUtilities {
	
    static {
        try {
        	loadQtCore();
        	loadQtJambiLibrary();
        	
        	if(!Boolean.getBoolean("io.qt.no-library-shutdown-hook")) {
        		Thread shutdownHook = new Thread(()->{
        			shutdown();
        	        NativeLibraryManager.resetDeploymentSpecs();
        		});
        		shutdownHook.setName("QtJambi_LibraryShutdown");
        		Runtime.getRuntime().addShutdownHook(shutdownHook);
        	}
        } catch(RuntimeException | Error t) {
            throw t;
        } catch(Throwable t) {
            throw new RuntimeException(t);
        }
    }

    @QtUninvokable
    private static native void shutdown();
    
    static void initialize() { };

    private QtJambi_LibraryUtilities() throws java.lang.InstantiationError { throw new java.lang.InstantiationError("Cannot instantiate QtJambi_LibraryUtilities."); }
}