Android之检查用户是否授予了App所需权限

// List of mandatory application permissions.
private static final String[] MANDATORY_PERMISSIONS =
{ "android.permission.MODIFY_AUDIO_SETTINGS",
"android.permission.RECORD_AUDIO",
"android.permission.INTERNET" };

// Check for mandatory permissions.
for (String permission : MANDATORY_PERMISSIONS) {
if (checkCallingOrSelfPermission(permission) != PackageManager.PERMISSION_GRANTED) {
LogUtils.print(TAG, "Permission " + permission + " is not granted");
logAndToast("Permission " + permission + " is not granted");
finish();
return;
}
}