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path: root/src/java/jogamp/openal/ALDynamicLibraryBundleInfo.java
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/**
 * 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 jogamp.openal;

import com.jogamp.common.jvm.JNILibLoaderBase;
import com.jogamp.common.os.DynamicLibraryBundle;
import com.jogamp.common.os.DynamicLibraryBundleInfo;
import com.jogamp.common.os.Platform;
import com.jogamp.common.util.RunnableExecutor;
import com.jogamp.common.util.cache.TempJarCache;
import com.jogamp.common.util.SecurityUtil;
import com.jogamp.openal.ALFactory;

import java.security.PrivilegedAction;
import java.util.*;

public final class ALDynamicLibraryBundleInfo implements DynamicLibraryBundleInfo  {
    private static final List<String> glueLibNames;
    static {
        SecurityUtil.doPrivileged(new PrivilegedAction<Object>() {
            public Object run() {
                Platform.initSingleton();

                if( TempJarCache.isInitialized(true) ) {
                   // only: joal.jar -> joal-natives-<os.and.arch>.jar
                   JNILibLoaderBase.addNativeJarLibs(new Class<?>[] { jogamp.openal.Debug.class }, null );
                }
                return null;
            }
        });

        glueLibNames = new ArrayList<String>();
        glueLibNames.add("joal");
    }

    protected ALDynamicLibraryBundleInfo() {
    }

    /**
     * <p>
     * Returns <code>true</code>,
     * since we might load the library and allow symbol access to subsequent libs.
     * </p>
     */
    @Override
    public final boolean shallLinkGlobal() { return true; }

    /**
     * {@inheritDoc}
     * <p>
     * Returns <code>false</code>.
     * </p>
     */
    @Override
    public final boolean shallLookupGlobal() { return false; }

    @Override
    public final List<String> getGlueLibNames() {
        return glueLibNames;
    }

    @Override
    public final boolean searchToolLibInSystemPath() {
        return true;
    }

    @Override
    public final boolean searchToolLibSystemPathFirst() {
        return ALFactory.PREFER_SYSTEM_OPENAL;
    }

    @Override
    public final List<List<String>> getToolLibNames() {
        final List<List<String>> libNamesList = new ArrayList<List<String>>();

        final List<String> alSystemLibNames = new ArrayList<String>();
        {
            // this is the default AL lib name, according to the spec
            alSystemLibNames.add("libopenal.so.1"); // unix
            alSystemLibNames.add("OpenAL32"); // windows
            alSystemLibNames.add("OpenAL"); // OSX

            // try this one as well, if spec fails
            alSystemLibNames.add("libOpenAL.so.1");
            alSystemLibNames.add("libopenal.so");
            alSystemLibNames.add("libOpenAL.so");
        }
        final List<String> alSoftLibNames = new ArrayList<String>();
        {
            // These names are in use by the bundled OpenAL-soft, also generic ones
            alSoftLibNames.add("openal");
            alSoftLibNames.add("OpenAL");
            alSoftLibNames.add("OpenAL32");
            // This name is in use by the (installed if any) OpenAL-soft
            alSoftLibNames.add("soft_oal");
        }

        final List<String> alLibNames = new ArrayList<String>();

        if( ALFactory.PREFER_SYSTEM_OPENAL ) {
            // First test the System OpenAL
            alLibNames.addAll(alSystemLibNames);

            // last but not least .. bundled OpenAL-soft
            alLibNames.addAll(alSoftLibNames);
        } else {
            // First test use of the bundled OpenAL-soft
            alLibNames.addAll(alSoftLibNames);

            // Then try the System OpenAL
            alLibNames.addAll(alSystemLibNames);
        }
        libNamesList.add(alLibNames);

        return libNamesList;
    }

    @Override
    public final List<String> getToolGetProcAddressFuncNameList() {
        final List<String> res = new ArrayList<String>();
        res.add("alGetProcAddress");
        return res;
    }

    @Override
    public final long toolGetProcAddress(final long toolGetProcAddressHandle, final String funcName) {
        return ALImpl.alGetProcAddress(toolGetProcAddressHandle, funcName);
    }

    @Override
    public final boolean useToolGetProcAdressFirst(final String funcName) {
        return true;
    }

    @Override
    public final RunnableExecutor getLibLoaderExecutor() {
        return DynamicLibraryBundle.getDefaultRunnableExecutor();
    }
}