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/**
* Copyright 2011 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.common.os.android;
import java.io.File;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.util.Log;
public class AndroidUtilsImpl {
private static boolean DEBUG = false;
public static final PackageInfo getPackageInfo(final String packageName) {
return getPackageInfo(StaticContext.getContext(), packageName);
}
public static final PackageInfo getPackageInfo(final Context ctx, final String packageName) {
if(null != ctx) {
try {
final PackageInfo pi = ctx.getPackageManager().getPackageInfo(packageName, PackageManager.GET_META_DATA);
if(DEBUG) Log.d(MD.TAG, "getPackageInfo("+packageName+"): "+pi);
return pi;
} catch (final Exception e) { if(DEBUG) { Log.d(MD.TAG, "getPackageInfo("+packageName+")", e); } }
}
if(DEBUG) Log.d(MD.TAG, "getPackageInfo("+packageName+"): NULL");
return null;
}
public static final int getPackageInfoVersionCode(final String packageName) {
final PackageInfo pInfo = getPackageInfo(packageName);
return ( null != pInfo ) ? pInfo.versionCode : -1 ;
}
public static final String getPackageInfoVersionName(final String packageName) {
final PackageInfo pInfo = getPackageInfo(packageName);
final String s = ( null != pInfo ) ? pInfo.versionName : null ;
if(DEBUG) Log.d(MD.TAG, "getPackageInfoVersionName("+packageName+"): "+s);
return s;
}
/**
* @return null if no Android Context is registered
* via {@link jogamp.common.os.android.StaticContext#init(android.content.Context) StaticContext.init(..)},
* otherwise the context relative world readable <code>temp</code> directory returned.
*/
public static File getTempRoot()
throws SecurityException, RuntimeException
{
final Context ctx = StaticContext.getContext();
if(null != ctx) {
final File tmpRoot = ctx.getDir("temp", Context.MODE_PRIVATE); // Context.MODE_WORLD_READABLE -> SecurityException API >= 24
if(null==tmpRoot|| !tmpRoot.isDirectory() || !tmpRoot.canWrite()) {
throw new RuntimeException("Not a writable directory: '"+tmpRoot+"', retrieved Android static context");
}
if(DEBUG) {
System.err.println("IOUtil.getTempRoot(Android): temp dir: "+tmpRoot.getAbsolutePath());
}
return tmpRoot;
}
return null;
}
}
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