blob: eee3228d13d830e084323e8608c6c19ccbe11034 [file] [log] [blame]
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package com.android.settings.datausage;
import android.content.Context;
import android.net.NetworkPolicy;
import android.net.NetworkPolicyManager;
import android.os.Bundle;
import android.os.INetworkManagementService;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.UserManager;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.util.Log;
import com.android.settings.dashboard.DashboardFragment;
import com.android.settingslib.NetworkPolicyEditor;
public abstract class DataUsageBaseFragment extends DashboardFragment {
private static final String TAG = "DataUsageBase";
private static final String ETHERNET = "ethernet";
protected final TemplatePreference.NetworkServices services =
new TemplatePreference.NetworkServices();
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
Context context = getContext();
services.mNetworkService = INetworkManagementService.Stub.asInterface(
ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE));
services.mPolicyManager = (NetworkPolicyManager) context
.getSystemService(Context.NETWORK_POLICY_SERVICE);
services.mPolicyEditor = new NetworkPolicyEditor(services.mPolicyManager);
services.mTelephonyManager = context.getSystemService(TelephonyManager.class);
services.mSubscriptionManager = SubscriptionManager.from(context);
services.mUserManager = UserManager.get(context);
}
@Override
public void onResume() {
super.onResume();
services.mPolicyEditor.read();
}
protected boolean isAdmin() {
return services.mUserManager.isAdminUser();
}
protected boolean isMobileDataAvailable(int subId) {
return services.mSubscriptionManager.getActiveSubscriptionInfo(subId) != null;
}
protected boolean isNetworkPolicyModifiable(NetworkPolicy policy, int subId) {
return policy != null && isBandwidthControlEnabled() && services.mUserManager.isAdminUser()
&& isDataEnabled(subId);
}
private boolean isDataEnabled(int subId) {
if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
return true;
}
return services.mTelephonyManager.getDataEnabled(subId);
}
protected boolean isBandwidthControlEnabled() {
try {
return services.mNetworkService.isBandwidthControlEnabled();
} catch (RemoteException e) {
Log.w(TAG, "problem talking with INetworkManagementService: ", e);
return false;
}
}
}