通过包名打开apk

   private void OpenAPP(ResolveInfo info)
    {
Intent intent = new Intent();
final PackageManager packageManager = XXXXActivity.this.getPackageManager();
intent =packageManager.getLaunchIntentForPackage(info.activityInfo.packageName); 
startActivity(intent); 
Log.v(TAG, "===================info.activityInfo.packageName " +info.activityInfo.packageName);
    }