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Revert "Initial setup for slot change receiver migration"

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This reverts commit 838aa43cc0.

Reason for revert: Pressed wrong button accidentally.

Change-Id: I24a9c5e37b471092ecee67a1b6d541cc4ad82360
This commit is contained in:
Bonian Chen
2020-07-21 05:57:17 +00:00
parent 838aa43cc0
commit 7caf6c541c
3 changed files with 0 additions and 376 deletions
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9
AndroidManifest.xml
View File

@@ -3571,15 +3571,6 @@
android:value="com.android.settings.sound.MediaControlsSettings" />
</activity>
<receiver android:name=".sim.receivers.SimSlotChangeReceiver"
android:permission="com.qualcomm.permission.USE_QCRIL_MSG_TUNNEL"
android:exported="true">
<intent-filter>
<action android:name="qualcomm.intent.action.ACTION_SLOT_STATUS_CHANGED_IND" />
<action android:name="android.telephony.action.SIM_SLOT_STATUS_CHANGED" />
</intent-filter>
</receiver>
<!-- This is the longest AndroidManifest.xml ever. -->
</application>
</manifest>

224
src/com/android/settings/sim/receivers/SimSlotChangeHandler.java
View File

@@ -1,224 +0,0 @@
/*
* Copyright (C) 2020 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.sim.receivers;
import static android.content.Context.MODE_PRIVATE;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Looper;
import android.os.SystemProperties;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.telephony.UiccSlotInfo;
import android.util.Log;
import com.android.settings.network.SubscriptionUtil;
import com.google.common.collect.ImmutableList;
import java.util.List;
import java.util.stream.Collectors;
import javax.annotation.Nullable;
/** Perform actions after a slot change event is triggered. */
public class SimSlotChangeHandler {
private static final String TAG = "SimSlotChangeHandler";
private static final String SYSTEM_PROPERTY_DEVICE_PROVISIONED =
"persist.sys.device_provisioned";
private static final String EUICC_PREFS = "euicc_prefs";
private static final String KEY_REMOVABLE_SLOT_STATE = "removable_slot_state";
private static volatile SimSlotChangeHandler sSlotChangeHandler;
/** Returns a SIM slot change handler singleton. */
public static SimSlotChangeHandler get() {
if (sSlotChangeHandler == null) {
synchronized (SimSlotChangeHandler.class) {
if (sSlotChangeHandler == null) {
sSlotChangeHandler = new SimSlotChangeHandler();
}
}
}
return sSlotChangeHandler;
}
private SubscriptionManager mSubMgr;
private TelephonyManager mTelMgr;
private Context mContext;
private boolean mNotificationEnabled = true;
void onSlotsStatusChange(Context context) {
init(context);
if (Looper.myLooper() == Looper.getMainLooper()) {
throw new IllegalStateException("Cannot be called from main thread.");
}
if (mTelMgr.getActiveModemCount() > 1) {
Log.i(TAG, "The device is already in DSDS mode. Do nothing.");
return;
}
UiccSlotInfo removableSlotInfo = getRemovableUiccSlotInfo();
if (removableSlotInfo == null) {
Log.e(TAG, "Unable to find the removable slot. Do nothing.");
return;
}
int lastRemovableSlotState = getLastRemovableSimSlotState(mContext);
int currentRemovableSlotState = removableSlotInfo.getCardStateInfo();
// Sets the current removable slot state.
setRemovableSimSlotState(mContext, currentRemovableSlotState);
if (lastRemovableSlotState == UiccSlotInfo.CARD_STATE_INFO_ABSENT
&& currentRemovableSlotState == UiccSlotInfo.CARD_STATE_INFO_PRESENT) {
handleSimInsert(removableSlotInfo);
return;
}
if (lastRemovableSlotState == UiccSlotInfo.CARD_STATE_INFO_PRESENT
&& currentRemovableSlotState == UiccSlotInfo.CARD_STATE_INFO_ABSENT) {
handleSimRemove(removableSlotInfo);
return;
}
Log.i(TAG, "Do nothing on slot status changes.");
}
private void init(Context context) {
mSubMgr =
(SubscriptionManager)
context.getSystemService(Context.TELEPHONY_SUBSCRIPTION_SERVICE);
mTelMgr = context.getSystemService(TelephonyManager.class);
mContext = context;
}
private void handleSimInsert(UiccSlotInfo removableSlotInfo) {
Log.i(TAG, "Detect SIM inserted.");
if (!isSuwFinished()) {
// TODO: Store the action and handle it after SUW is finished.
Log.i(TAG, "Still in SUW. Handle SIM insertion after SUW is finished");
return;
}
if (removableSlotInfo.getIsActive()) {
Log.i(TAG, "The removable slot is already active. Do nothing.");
return;
}
if (!hasActiveEsimSubscription()) {
if (mTelMgr.isMultiSimEnabled()) {
Log.i(TAG, "Enabled profile exists. DSDS condition satisfied.");
// TODO Display DSDS dialog to ask users whether to enable DSDS.
} else {
Log.i(TAG, "Enabled profile exists. DSDS condition not satisfied.");
// TODO Display Choose a number to use screen for subscription selection.
}
return;
}
Log.i(
TAG,
"No enabled eSIM profile. Ready to switch to removable slot and show"
+ " notification.");
// TODO Switch the slot to the removebale slot and show the notification.
}
private void handleSimRemove(UiccSlotInfo removableSlotInfo) {
Log.i(TAG, "Detect SIM removed.");
if (!isSuwFinished()) {
// TODO: Store the action and handle it after SUW is finished.
Log.i(TAG, "Still in SUW. Handle SIM removal after SUW is finished");
return;
}
List<SubscriptionInfo> groupedEmbeddedSubscriptions = getGroupedEmbeddedSubscriptions();
if (groupedEmbeddedSubscriptions.size() == 0 || !removableSlotInfo.getIsActive()) {
Log.i(TAG, "eSIM slot is active or no subscriptions exist. Do nothing.");
return;
}
// If there is only 1 eSIM profile exists, we ask the user if they want to switch to that
// profile.
if (groupedEmbeddedSubscriptions.size() == 1) {
Log.i(TAG, "Only 1 eSIM profile found. Ask user's consent to switch.");
// TODO Display a dialog to ask users to switch.
return;
}
// If there are more than 1 eSIM profiles installed, we show a screen to let users to choose
// the number they want to use.
Log.i(TAG, "Multiple eSIM profiles found. Ask user which subscription to use.");
// TODO Display a dialog to ask user which SIM to switch.
}
private int getLastRemovableSimSlotState(Context context) {
final SharedPreferences prefs = context.getSharedPreferences(EUICC_PREFS, MODE_PRIVATE);
return prefs.getInt(KEY_REMOVABLE_SLOT_STATE, UiccSlotInfo.CARD_STATE_INFO_ABSENT);
}
private void setRemovableSimSlotState(Context context, int state) {
final SharedPreferences prefs = context.getSharedPreferences(EUICC_PREFS, MODE_PRIVATE);
prefs.edit().putInt(KEY_REMOVABLE_SLOT_STATE, state).apply();
}
@Nullable
private UiccSlotInfo getRemovableUiccSlotInfo() {
UiccSlotInfo[] slotInfos = mTelMgr.getUiccSlotsInfo();
if (slotInfos == null) {
Log.e(TAG, "slotInfos is null. Unable to get slot infos.");
return null;
}
for (UiccSlotInfo slotInfo : slotInfos) {
if (slotInfo != null && slotInfo.isRemovable()) {
return slotInfo;
}
}
return null;
}
private boolean isSuwFinished() {
return "1".equals(SystemProperties.get(SYSTEM_PROPERTY_DEVICE_PROVISIONED, "0"));
}
private boolean hasActiveEsimSubscription() {
List<SubscriptionInfo> activeSubs = SubscriptionUtil.getActiveSubscriptions(mSubMgr);
return activeSubs.stream().anyMatch(SubscriptionInfo::isEmbedded);
}
private List<SubscriptionInfo> getGroupedEmbeddedSubscriptions() {
List<SubscriptionInfo> groupedSubscriptions =
SubscriptionUtil.getSelectableSubscriptionInfoList(mContext);
if (groupedSubscriptions == null) {
return ImmutableList.of();
}
return ImmutableList.copyOf(
groupedSubscriptions.stream()
.filter(sub -> sub.isEmbedded())
.collect(Collectors.toList()));
}
private SimSlotChangeHandler() {}
}

143
src/com/android/settings/sim/receivers/SimSlotChangeReceiver.java
View File

@@ -1,143 +0,0 @@
/*
* Copyright (C) 2020 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.sim.receivers;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.telephony.TelephonyManager;
import android.telephony.UiccCardInfo;
import android.telephony.UiccSlotInfo;
import android.telephony.euicc.EuiccManager;
import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.Nullable;
import com.android.settingslib.utils.ThreadUtils;
import java.util.List;
/** The receiver when the slot status changes. */
public class SimSlotChangeReceiver extends BroadcastReceiver {
private static final String TAG = "SlotChangeReceiver";
private static final String SLOT_CHANGE_ACTION_QC =
"qualcomm.intent.action.ACTION_SLOT_STATUS_CHANGED_IND";
private final SimSlotChangeHandler mSlotChangeHandler = SimSlotChangeHandler.get();
private final Object mLock = new Object();
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (!TelephonyManager.ACTION_SIM_SLOT_STATUS_CHANGED.equals(action)
&& !SLOT_CHANGE_ACTION_QC.equals(action)) {
Log.e(TAG, "Ignore slot changes due to unexpected action: " + action);
return;
}
ThreadUtils.postOnBackgroundThread(
() -> {
synchronized (mLock) {
if (!shouldHandleSlotChange(context)) {
return;
}
mSlotChangeHandler.onSlotsStatusChange(context);
}
});
}
// Checks whether the slot event should be handled.
private boolean shouldHandleSlotChange(Context context) {
final EuiccManager euiccManager = context.getSystemService(EuiccManager.class);
if (euiccManager == null || !euiccManager.isEnabled()) {
Log.i(TAG, "Ignore slot changes because EuiccManager is disabled.");
return false;
}
if (euiccManager.getOtaStatus() == EuiccManager.EUICC_OTA_IN_PROGRESS) {
Log.i(TAG, "Ignore slot changes because eSIM OTA is in progress.");
return false;
}
if (!isSimSlotStateValid(context)) {
Log.i(TAG, "Ignore slot changes because SIM states are not valid.");
return false;
}
return true;
}
// Checks whether the SIM slot state is valid for slot change event.
private boolean isSimSlotStateValid(Context context) {
final TelephonyManager telMgr = context.getSystemService(TelephonyManager.class);
UiccSlotInfo[] slotInfos = telMgr.getUiccSlotsInfo();
if (slotInfos == null) {
Log.e(TAG, "slotInfos is null. Unable to get slot infos.");
return false;
}
boolean isAllCardStringsEmpty = true;
for (int i = 0; i < slotInfos.length; i++) {
UiccSlotInfo slotInfo = slotInfos[i];
if (slotInfo == null) {
return false;
}
// After pSIM is inserted, there might be a short period that the status of both slots
// are not accurate. We drop the event if any of sim presence state is ERROR or
// RESTRICTED.
if (slotInfo.getCardStateInfo() == UiccSlotInfo.CARD_STATE_INFO_ERROR
|| slotInfo.getCardStateInfo() == UiccSlotInfo.CARD_STATE_INFO_RESTRICTED) {
Log.i(TAG, "The SIM state is in an error. Drop the event. SIM info: " + slotInfo);
return false;
}
UiccCardInfo cardInfo = findUiccCardInfoBySlot(telMgr, i);
if (cardInfo == null) {
continue;
}
if (!TextUtils.isEmpty(slotInfo.getCardId())
|| !TextUtils.isEmpty(cardInfo.getIccId())) {
isAllCardStringsEmpty = false;
}
}
// We also drop the event if both the card strings are empty, which usually means it's
// between SIM slots switch the slot status is not stable at this moment.
if (isAllCardStringsEmpty) {
Log.i(TAG, "All UICC card strings are empty. Drop this event.");
return false;
}
return true;
}
@Nullable
private UiccCardInfo findUiccCardInfoBySlot(TelephonyManager telMgr, int physicalSlotIndex) {
List<UiccCardInfo> cardInfos = telMgr.getUiccCardsInfo();
if (cardInfos == null) {
return null;
}
return cardInfos.stream()
.filter(info -> info.getSlotIndex() == physicalSlotIndex)
.findFirst()
.orElse(null);
}
}