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Java™ Binding for the OpenGL® API (Atomic Jar files)
There is a newer version: 2.3.2
/**
 * Copyright 2010 JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 *
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list
 *       of conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those of the
 * authors and should not be interpreted as representing official policies, either expressed
 * or implied, of JogAmp Community.
 */

package com.jogamp.opengl;

import com.jogamp.common.GlueGenVersion;
import javax.media.opengl.*;

import com.jogamp.common.os.Platform;
import com.jogamp.common.util.VersionUtil;
import com.jogamp.common.util.JogampVersion;

import java.util.List;
import java.util.jar.Manifest;
import javax.media.nativewindow.AbstractGraphicsDevice;

public class JoglVersion extends JogampVersion {

    protected static volatile JoglVersion jogampCommonVersionInfo;

    protected JoglVersion(final String packageName, final Manifest mf) {
        super(packageName, mf);
    }

    public static JoglVersion getInstance() {
        if(null == jogampCommonVersionInfo) { // volatile: ok
            synchronized(JoglVersion.class) {
                if( null == jogampCommonVersionInfo ) {
                    final String packageName = "javax.media.opengl";
                    final Manifest mf = VersionUtil.getManifest(JoglVersion.class.getClassLoader(), packageName);
                    jogampCommonVersionInfo = new JoglVersion(packageName, mf);
                }
            }
        }
        return jogampCommonVersionInfo;
    }

    public StringBuilder toString(final GL gl, StringBuilder sb) {
        sb = super.toString(sb).append(Platform.getNewline());
        getGLInfo(gl, sb);
        return sb;
    }

    public String toString(final GL gl) {
        return toString(gl, null).toString();
    }

    public static StringBuilder getAvailableCapabilitiesInfo(final GLDrawableFactory factory, final AbstractGraphicsDevice device, StringBuilder sb) {
        if(null==sb) {
            sb = new StringBuilder();
        }
        boolean done = false;
        if(null!=factory) {
            try {
                final List availCaps = factory.getAvailableCapabilities(device);
                if(null != availCaps && availCaps.size()>0) {
                    for(int i=0; i