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/*
* Copyright (C) 2016 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.internal.telephony.uicc;
import android.content.Context;
import android.content.Intent;
import android.os.Handler;
import android.os.Message;
import android.telephony.TelephonyManager;
import android.util.Log;
import com.android.internal.R;
import com.android.internal.telephony.TelephonyIntents;
import com.android.internal.telephony.uicc.IccCardStatus.CardState;
/**
* This class launches its logic on Uicc cards state changes to / from a
* {@link #CARDSTATE_RESTRICTED} to notify a device provisioning package {@link
* com.android.internal.R.string.config_deviceProvisioningPackage}, which manages user notifications
* that inserted SIM is not supported on the device.
*
* @see #CARDSTATE_RESTRICTED
*
* {@hide}
*/
public class UiccStateChangedLauncher extends Handler {
private static final String TAG = UiccStateChangedLauncher.class.getName();
private static final int EVENT_ICC_CHANGED = 1;
private static String sDeviceProvisioningPackage = null;
private Context mContext;
private UiccController mUiccController;
private boolean[] mIsRestricted = null;
public UiccStateChangedLauncher(Context context, UiccController controller) {
sDeviceProvisioningPackage = context.getResources().getString(
R.string.config_deviceProvisioningPackage);
if (sDeviceProvisioningPackage != null && !sDeviceProvisioningPackage.isEmpty()) {
mContext = context;
mUiccController = controller;
mUiccController.registerForIccChanged(this, EVENT_ICC_CHANGED, null);
}
}
@Override
public void handleMessage(Message msg) {
switch(msg.what) {
case (EVENT_ICC_CHANGED):
boolean shouldNotify = false;
if (mIsRestricted == null) {
mIsRestricted = new boolean[TelephonyManager.getDefault().getPhoneCount()];
shouldNotify = true;
}
for (int i = 0; i < mIsRestricted.length; ++i) {
// Update only if restricted state changes.
UiccCard uiccCard = mUiccController.getUiccCardForPhone(i);
if ((uiccCard == null
|| uiccCard.getCardState() != CardState.CARDSTATE_RESTRICTED)
!= mIsRestricted[i]) {
mIsRestricted[i] = !mIsRestricted[i];
shouldNotify = true;
}
}
if (shouldNotify) {
notifyStateChanged();
}
break;
default:
throw new RuntimeException("unexpected event not handled");
}
}
/**
* Send an explicit intent to device provisioning package.
*/
private void notifyStateChanged() {
Intent intent = new Intent(TelephonyIntents.ACTION_SIM_STATE_CHANGED);
intent.setPackage(sDeviceProvisioningPackage);
try {
mContext.sendBroadcast(intent);
} catch (Exception e) {
Log.e(TAG, e.toString());
}
}
}
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