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RetroArch
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Code Issues Packages Projects Releases Wiki Activity

(Android) don't extract assets again if you don't have to

This commit is contained in:
ToadKing 2013-02-03 17:30:02 -05:00
parent 8b652298cd
commit d13ab24756
1 changed files with 26 additions and 0 deletions
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26
android/phoenix/src/org/retroarch/browser/RetroArch.java
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@ -5,6 +5,7 @@ import org.retroarch.R;
import java.io.*;
import android.content.*;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.AssetManager;
import android.annotation.TargetApi;
import android.app.*;
@ -146,12 +147,37 @@ public class RetroArch extends Activity implements
}
private void extractAssets() {
int version = 0;
try {
version = getPackageManager().getPackageInfo(getPackageName(), 0).versionCode;
} catch(NameNotFoundException e) {
// weird exception, shouldn't happen
}
try {
AssetManager assets = getAssets();
String cacheDir = getCacheDir().getAbsolutePath();
File cacheVersion = new File(cacheDir, ".cacheversion");
if (cacheVersion != null && cacheVersion.isFile() && cacheVersion.canRead() && cacheVersion.canWrite())
{
DataInputStream cacheStream = new DataInputStream(new FileInputStream(cacheVersion));
int curretnCacheVersion = cacheStream.readInt();
cacheStream.close();
if (curretnCacheVersion == version)
{
Log.i(TAG, "assets already extracted, skipping");
return;
}
}
//extractAssets(assets, cacheDir, "", 0);
//extractAssets(assets, cacheDir, "Shaders", 1);
extractAssets(assets, cacheDir, "Overlays", 1);
DataOutputStream outputCacheVersion = new DataOutputStream(new FileOutputStream(cacheVersion));
outputCacheVersion.writeInt(version);
outputCacheVersion.close();
} catch (IOException e) {
Log.e(TAG, "Failed to extract assets to cache.");
}