script-astra/Android/Sdk/sources/android-35/android/telephony/DomainSelectionService.java

891 lines
34 KiB
Java
Raw Normal View History

2025-01-20 15:15:20 +00:00
/*
* Copyright (C) 2022 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 android.telephony;
import android.annotation.FlaggedApi;
import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.SuppressLint;
import android.annotation.SystemApi;
import android.app.Service;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.CancellationSignal;
import android.os.IBinder;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.RemoteException;
import android.telephony.Annotation.DisconnectCauses;
import android.telephony.Annotation.PreciseDisconnectCauses;
import android.telephony.ims.ImsReasonInfo;
import android.text.TextUtils;
import android.util.Log;
import com.android.internal.telephony.IDomainSelectionServiceController;
import com.android.internal.telephony.IDomainSelector;
import com.android.internal.telephony.ITransportSelectorCallback;
import com.android.internal.telephony.ITransportSelectorResultCallback;
import com.android.internal.telephony.IWwanSelectorCallback;
import com.android.internal.telephony.IWwanSelectorResultCallback;
import com.android.internal.telephony.flags.Flags;
import com.android.internal.telephony.util.TelephonyUtils;
import com.android.telephony.Rlog;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.ref.WeakReference;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.CancellationException;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionException;
import java.util.concurrent.Executor;
import java.util.function.Consumer;
/**
* Base domain selection implementation.
* <p>
* Services that extend {@link DomainSelectionService} must register the service in their
* AndroidManifest.xml to be detected by the framework.
* <p>
* 1) The application must declare that they use the
* android.permission.BIND_DOMAIN_SELECTION_SERVICE permission.
* <p>
* 2) The DomainSelectionService definition in the manifest must follow this format:
* <pre>
* {@code
* ...
* <service android:name=".EgDomainSelectionService"
* android:permission="android.permission.BIND_DOMAIN_SELECTION_SERVICE" >
* <intent-filter>
* <action android:name="android.telephony.DomainSelectionService" />
* </intent-filter>
* </service>
* ...
* }
* </pre>
* <p>
* The ComponentName corresponding to this DomainSelectionService component MUST also be set
* as the system domain selection implementation in order to be bound.
* The system domain selection implementation is set in the device overlay for
* {@code config_domain_selection_service_component_name}
* in {@code packages/services/Telephony/res/values/config.xml}.
*
* @hide
*/
@SystemApi
@FlaggedApi(Flags.FLAG_USE_OEM_DOMAIN_SELECTION_SERVICE)
public abstract class DomainSelectionService extends Service {
private static final String LOG_TAG = "DomainSelectionService";
/**
* The intent that must be defined as an intent-filter in the AndroidManifest of the
* {@link DomainSelectionService}.
*
* @hide
*/
public static final String SERVICE_INTERFACE = "android.telephony.DomainSelectionService";
/** @hide */
@Retention(RetentionPolicy.SOURCE)
@IntDef(prefix = "SELECTOR_TYPE_",
value = {
SELECTOR_TYPE_CALLING,
SELECTOR_TYPE_SMS})
public @interface SelectorType {}
/** Indicates the domain selector type for calling. */
public static final int SELECTOR_TYPE_CALLING = 1;
/** Indicates the domain selector type for sms. */
public static final int SELECTOR_TYPE_SMS = 2;
/** Indicates that the modem can scan for emergency service as per modems implementation. */
public static final int SCAN_TYPE_NO_PREFERENCE = 0;
/** Indicates that the modem will scan for emergency service in limited service mode. */
public static final int SCAN_TYPE_LIMITED_SERVICE = 1;
/** Indicates that the modem will scan for emergency service in full service mode. */
public static final int SCAN_TYPE_FULL_SERVICE = 2;
/** @hide */
@Retention(RetentionPolicy.SOURCE)
@IntDef(prefix = "SCAN_TYPE_",
value = {
SCAN_TYPE_NO_PREFERENCE,
SCAN_TYPE_LIMITED_SERVICE,
SCAN_TYPE_FULL_SERVICE})
public @interface EmergencyScanType {}
/**
* Contains attributes required to determine the domain for a telephony service.
*/
@FlaggedApi(Flags.FLAG_USE_OEM_DOMAIN_SELECTION_SERVICE)
public static final class SelectionAttributes implements Parcelable {
private static final String TAG = "SelectionAttributes";
private int mSlotIndex;
private int mSubId;
private @Nullable String mCallId;
private @Nullable Uri mAddress;
private @SelectorType int mSelectorType;
private boolean mIsVideoCall;
private boolean mIsEmergency;
private boolean mIsTestEmergencyNumber;
private boolean mIsExitedFromAirplaneMode;
private @Nullable ImsReasonInfo mImsReasonInfo;
private @PreciseDisconnectCauses int mCause;
private @Nullable EmergencyRegistrationResult mEmergencyRegistrationResult;
/**
* @param slotIndex The logical slot index.
* @param subscriptionId The subscription identifier.
* @param callId The call identifier.
* @param address The dialed address.
* @param selectorType Indicates the requested domain selector type.
* @param video Indicates it's a video call.
* @param emergency Indicates it's emergency service.
* @param isTest Indicates it's a test emergency number.
* @param exited {@code true} if the request caused the device to move out of airplane mode.
* @param imsReasonInfo The reason why the last PS attempt failed.
* @param cause The reason why the last CS attempt failed.
* @param regResult The current registration result for emergency services.
*/
private SelectionAttributes(int slotIndex, int subscriptionId, @Nullable String callId,
@Nullable Uri address, @SelectorType int selectorType,
boolean video, boolean emergency, boolean isTest, boolean exited,
@Nullable ImsReasonInfo imsReasonInfo, @PreciseDisconnectCauses int cause,
@Nullable EmergencyRegistrationResult regResult) {
mSlotIndex = slotIndex;
mSubId = subscriptionId;
mCallId = callId;
mAddress = address;
mSelectorType = selectorType;
mIsVideoCall = video;
mIsEmergency = emergency;
mIsTestEmergencyNumber = isTest;
mIsExitedFromAirplaneMode = exited;
mImsReasonInfo = imsReasonInfo;
mCause = cause;
mEmergencyRegistrationResult = regResult;
}
/**
* Copy constructor.
*
* @param s Source selection attributes.
* @hide
*/
public SelectionAttributes(@NonNull SelectionAttributes s) {
mSlotIndex = s.mSlotIndex;
mSubId = s.mSubId;
mCallId = s.mCallId;
mAddress = s.mAddress;
mSelectorType = s.mSelectorType;
mIsEmergency = s.mIsEmergency;
mIsTestEmergencyNumber = s.mIsTestEmergencyNumber;
mIsExitedFromAirplaneMode = s.mIsExitedFromAirplaneMode;
mImsReasonInfo = s.mImsReasonInfo;
mCause = s.mCause;
mEmergencyRegistrationResult = s.mEmergencyRegistrationResult;
}
/**
* Constructs a SelectionAttributes object from the given parcel.
*/
private SelectionAttributes(@NonNull Parcel in) {
readFromParcel(in);
}
/**
* @return The logical slot index.
*/
public int getSlotIndex() {
return mSlotIndex;
}
/**
* @return The subscription identifier.
*/
public int getSubscriptionId() {
return mSubId;
}
/**
* @return The call identifier.
*/
public @Nullable String getCallId() {
return mCallId;
}
/**
* @return The dialed address.
*/
public @Nullable Uri getAddress() {
return mAddress;
}
/**
* @return The domain selector type.
*/
public @SelectorType int getSelectorType() {
return mSelectorType;
}
/**
* @return {@code true} if the request is for a video call.
*/
public boolean isVideoCall() {
return mIsVideoCall;
}
/**
* @return {@code true} if the request is for emergency services.
*/
public boolean isEmergency() {
return mIsEmergency;
}
/**
* @return {@code true} if the dialed number is a test emergency number.
*/
public boolean isTestEmergencyNumber() {
return mIsTestEmergencyNumber;
}
/**
* @return {@code true} if the request caused the device to move out of airplane mode.
*/
public boolean isExitedFromAirplaneMode() {
return mIsExitedFromAirplaneMode;
}
/**
* @return The PS disconnect cause if trying over PS resulted in a failure and
* reselection is required.
*/
public @Nullable ImsReasonInfo getPsDisconnectCause() {
return mImsReasonInfo;
}
/**
* @return The CS disconnect cause if trying over CS resulted in a failure and
* reselection is required.
*/
public @PreciseDisconnectCauses int getCsDisconnectCause() {
return mCause;
}
/**
* @return The current registration state of cellular network.
*/
public @Nullable EmergencyRegistrationResult getEmergencyRegistrationResult() {
return mEmergencyRegistrationResult;
}
@Override
public @NonNull String toString() {
return "{ slotIndex=" + mSlotIndex
+ ", subId=" + mSubId
+ ", callId=" + mCallId
+ ", address=" + (Build.IS_DEBUGGABLE ? mAddress : "***")
+ ", type=" + mSelectorType
+ ", videoCall=" + mIsVideoCall
+ ", emergency=" + mIsEmergency
+ ", isTest=" + mIsTestEmergencyNumber
+ ", airplaneMode=" + mIsExitedFromAirplaneMode
+ ", reasonInfo=" + mImsReasonInfo
+ ", cause=" + mCause
+ ", regResult=" + mEmergencyRegistrationResult
+ " }";
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
SelectionAttributes that = (SelectionAttributes) o;
return mSlotIndex == that.mSlotIndex && mSubId == that.mSubId
&& TextUtils.equals(mCallId, that.mCallId)
&& equalsHandlesNulls(mAddress, that.mAddress)
&& mSelectorType == that.mSelectorType && mIsVideoCall == that.mIsVideoCall
&& mIsEmergency == that.mIsEmergency
&& mIsTestEmergencyNumber == that.mIsTestEmergencyNumber
&& mIsExitedFromAirplaneMode == that.mIsExitedFromAirplaneMode
&& equalsHandlesNulls(mImsReasonInfo, that.mImsReasonInfo)
&& mCause == that.mCause
&& equalsHandlesNulls(mEmergencyRegistrationResult,
that.mEmergencyRegistrationResult);
}
@Override
public int hashCode() {
return Objects.hash(mCallId, mAddress, mImsReasonInfo,
mIsVideoCall, mIsEmergency, mIsTestEmergencyNumber, mIsExitedFromAirplaneMode,
mEmergencyRegistrationResult, mSlotIndex, mSubId, mSelectorType, mCause);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(@NonNull Parcel out, int flags) {
out.writeInt(mSlotIndex);
out.writeInt(mSubId);
out.writeString8(mCallId);
out.writeParcelable(mAddress, 0);
out.writeInt(mSelectorType);
out.writeBoolean(mIsVideoCall);
out.writeBoolean(mIsEmergency);
out.writeBoolean(mIsTestEmergencyNumber);
out.writeBoolean(mIsExitedFromAirplaneMode);
out.writeParcelable(mImsReasonInfo, 0);
out.writeInt(mCause);
out.writeParcelable(mEmergencyRegistrationResult, 0);
}
private void readFromParcel(@NonNull Parcel in) {
mSlotIndex = in.readInt();
mSubId = in.readInt();
mCallId = in.readString8();
mAddress = in.readParcelable(Uri.class.getClassLoader(),
android.net.Uri.class);
mSelectorType = in.readInt();
mIsVideoCall = in.readBoolean();
mIsEmergency = in.readBoolean();
mIsTestEmergencyNumber = in.readBoolean();
mIsExitedFromAirplaneMode = in.readBoolean();
mImsReasonInfo = in.readParcelable(ImsReasonInfo.class.getClassLoader(),
android.telephony.ims.ImsReasonInfo.class);
mCause = in.readInt();
mEmergencyRegistrationResult = in.readParcelable(
EmergencyRegistrationResult.class.getClassLoader(),
EmergencyRegistrationResult.class);
}
public static final @NonNull Creator<SelectionAttributes> CREATOR =
new Creator<SelectionAttributes>() {
@Override
public SelectionAttributes createFromParcel(@NonNull Parcel in) {
return new SelectionAttributes(in);
}
@Override
public SelectionAttributes[] newArray(int size) {
return new SelectionAttributes[size];
}
};
private static boolean equalsHandlesNulls(Object a, Object b) {
return (a == null) ? (b == null) : a.equals(b);
}
/**
* Builder class creating a new instance.
*/
@FlaggedApi(Flags.FLAG_USE_OEM_DOMAIN_SELECTION_SERVICE)
public static final class Builder {
private final int mSlotIndex;
private final int mSubId;
private @Nullable String mCallId;
private @Nullable Uri mAddress;
private final @SelectorType int mSelectorType;
private boolean mIsVideoCall;
private boolean mIsEmergency;
private boolean mIsTestEmergencyNumber;
private boolean mIsExitedFromAirplaneMode;
private @Nullable ImsReasonInfo mImsReasonInfo;
private @PreciseDisconnectCauses int mCause;
private @Nullable EmergencyRegistrationResult mEmergencyRegistrationResult;
/**
* Default constructor for Builder.
*/
public Builder(int slotIndex, int subscriptionId, @SelectorType int selectorType) {
mSlotIndex = slotIndex;
mSubId = subscriptionId;
mSelectorType = selectorType;
}
/**
* Sets the call identifier.
*
* @param callId The call identifier.
* @return The same instance of the builder.
*/
public @NonNull Builder setCallId(@Nullable String callId) {
mCallId = callId;
return this;
}
/**
* Sets the dialed address.
*
* @param address The dialed address.
* @return The same instance of the builder.
*/
public @NonNull Builder setAddress(@Nullable Uri address) {
mAddress = address;
return this;
}
/**
* Sets whether it's a video call or not.
*
* @param isVideo Indicates it's a video call.
* @return The same instance of the builder.
*/
public @NonNull Builder setVideoCall(boolean isVideo) {
mIsVideoCall = isVideo;
return this;
}
/**
* Sets whether it's an emergency service or not.
*
* @param isEmergency Indicates it's emergency service.
* @return The same instance of the builder.
*/
public @NonNull Builder setEmergency(boolean isEmergency) {
mIsEmergency = isEmergency;
return this;
}
/**
* Sets whether it's a test emergency number or not.
*
* @param isTest Indicates it's a test emergency number.
* @return The same instance of the builder.
*/
public @NonNull Builder setTestEmergencyNumber(boolean isTest) {
mIsTestEmergencyNumber = isTest;
return this;
}
/**
* Sets whether the request caused the device to move out of airplane mode.
*
* @param exited {@code true} if the request caused the device to move out of
* airplane mode.
* @return The same instance of the builder.
*/
public @NonNull Builder setExitedFromAirplaneMode(boolean exited) {
mIsExitedFromAirplaneMode = exited;
return this;
}
/**
* Sets an optional reason why the last PS attempt failed.
*
* @param info The reason why the last PS attempt failed.
* @return The same instance of the builder.
*/
public @NonNull Builder setPsDisconnectCause(@Nullable ImsReasonInfo info) {
mImsReasonInfo = info;
return this;
}
/**
* Sets an optional reason why the last CS attempt failed.
*
* @param cause The reason why the last CS attempt failed.
* @return The same instance of the builder.
*/
public @NonNull Builder setCsDisconnectCause(@PreciseDisconnectCauses int cause) {
mCause = cause;
return this;
}
/**
* Sets the current registration result for emergency services.
*
* @param regResult The current registration result for emergency services.
* @return The same instance of the builder.
*/
public @NonNull Builder setEmergencyRegistrationResult(
@Nullable EmergencyRegistrationResult regResult) {
mEmergencyRegistrationResult = regResult;
return this;
}
/**
* Build the SelectionAttributes.
* @return The SelectionAttributes object.
*/
public @NonNull SelectionAttributes build() {
return new SelectionAttributes(mSlotIndex, mSubId, mCallId, mAddress,
mSelectorType, mIsVideoCall, mIsEmergency, mIsTestEmergencyNumber,
mIsExitedFromAirplaneMode, mImsReasonInfo,
mCause, mEmergencyRegistrationResult);
}
}
}
/**
* A wrapper class for ITransportSelectorCallback interface.
*/
private final class TransportSelectorCallbackWrapper implements TransportSelectorCallback {
private static final String TAG = "TransportSelectorCallbackWrapper";
private final @NonNull ITransportSelectorCallback mCallback;
private final @NonNull Executor mExecutor;
private @Nullable ITransportSelectorResultCallbackAdapter mResultCallback;
private @Nullable DomainSelectorWrapper mSelectorWrapper;
TransportSelectorCallbackWrapper(@NonNull ITransportSelectorCallback cb,
@NonNull Executor executor) {
mCallback = cb;
mExecutor = executor;
}
@Override
public void onCreated(@NonNull DomainSelector selector) {
try {
mSelectorWrapper = new DomainSelectorWrapper(selector, mExecutor);
mCallback.onCreated(mSelectorWrapper.getCallbackBinder());
} catch (Exception e) {
Rlog.e(TAG, "onCreated e=" + e);
}
}
@Override
public void onWlanSelected(boolean useEmergencyPdn) {
try {
mCallback.onWlanSelected(useEmergencyPdn);
} catch (Exception e) {
Rlog.e(TAG, "onWlanSelected e=" + e);
}
}
@Override
public void onWwanSelected(Consumer<WwanSelectorCallback> consumer) {
try {
mResultCallback = new ITransportSelectorResultCallbackAdapter(consumer, mExecutor);
mCallback.onWwanSelectedAsync(mResultCallback);
} catch (Exception e) {
Rlog.e(TAG, "onWwanSelected e=" + e);
executeMethodAsyncNoException(mExecutor,
() -> consumer.accept(null), TAG, "onWwanSelectedAsync-Exception");
}
}
@Override
public void onSelectionTerminated(@DisconnectCauses int cause) {
try {
mCallback.onSelectionTerminated(cause);
mSelectorWrapper = null;
} catch (Exception e) {
Rlog.e(TAG, "onSelectionTerminated e=" + e);
}
}
private class ITransportSelectorResultCallbackAdapter
extends ITransportSelectorResultCallback.Stub {
private final @NonNull Consumer<WwanSelectorCallback> mConsumer;
private final @NonNull Executor mExecutor;
ITransportSelectorResultCallbackAdapter(
@NonNull Consumer<WwanSelectorCallback> consumer,
@NonNull Executor executor) {
mConsumer = consumer;
mExecutor = executor;
}
@Override
public void onCompleted(@NonNull IWwanSelectorCallback cb) {
if (mConsumer == null) return;
WwanSelectorCallback callback = new WwanSelectorCallbackWrapper(cb, mExecutor);
executeMethodAsyncNoException(mExecutor,
() -> mConsumer.accept(callback), TAG, "onWwanSelectedAsync-Completed");
}
}
}
/**
* A wrapper class for IDomainSelector interface.
*/
private final class DomainSelectorWrapper {
private static final String TAG = "DomainSelectorWrapper";
private @NonNull IDomainSelector mCallbackBinder;
DomainSelectorWrapper(@NonNull DomainSelector cb, @NonNull Executor executor) {
mCallbackBinder = new IDomainSelectorAdapter(cb, executor);
}
private class IDomainSelectorAdapter extends IDomainSelector.Stub {
private final @NonNull WeakReference<DomainSelector> mDomainSelectorWeakRef;
private final @NonNull Executor mExecutor;
IDomainSelectorAdapter(@NonNull DomainSelector domainSelector,
@NonNull Executor executor) {
mDomainSelectorWeakRef =
new WeakReference<DomainSelector>(domainSelector);
mExecutor = executor;
}
@Override
public void reselectDomain(@NonNull SelectionAttributes attr) {
final DomainSelector domainSelector = mDomainSelectorWeakRef.get();
if (domainSelector == null) return;
executeMethodAsyncNoException(mExecutor,
() -> domainSelector.reselectDomain(attr), TAG, "reselectDomain");
}
@Override
public void finishSelection() {
final DomainSelector domainSelector = mDomainSelectorWeakRef.get();
if (domainSelector == null) return;
executeMethodAsyncNoException(mExecutor,
() -> domainSelector.finishSelection(), TAG, "finishSelection");
}
}
public @NonNull IDomainSelector getCallbackBinder() {
return mCallbackBinder;
}
}
/**
* A wrapper class for IWwanSelectorCallback and IWwanSelectorResultCallback.
*/
private final class WwanSelectorCallbackWrapper
implements WwanSelectorCallback, CancellationSignal.OnCancelListener {
private static final String TAG = "WwanSelectorCallbackWrapper";
private final @NonNull IWwanSelectorCallback mCallback;
private final @NonNull Executor mExecutor;
private @Nullable IWwanSelectorResultCallbackAdapter mResultCallback;
WwanSelectorCallbackWrapper(@NonNull IWwanSelectorCallback cb,
@NonNull Executor executor) {
mCallback = cb;
mExecutor = executor;
}
@Override
public void onCancel() {
try {
mCallback.onCancel();
} catch (Exception e) {
Rlog.e(TAG, "onCancel e=" + e);
}
}
@Override
public void onRequestEmergencyNetworkScan(@NonNull List<Integer> preferredNetworks,
@EmergencyScanType int scanType, boolean resetScan,
@NonNull CancellationSignal signal,
@NonNull Consumer<EmergencyRegistrationResult> consumer) {
try {
if (signal != null) signal.setOnCancelListener(this);
mResultCallback = new IWwanSelectorResultCallbackAdapter(consumer, mExecutor);
mCallback.onRequestEmergencyNetworkScan(
preferredNetworks.stream().mapToInt(Integer::intValue).toArray(),
scanType, resetScan, mResultCallback);
} catch (Exception e) {
Rlog.e(TAG, "onRequestEmergencyNetworkScan e=" + e);
}
}
@Override
public void onDomainSelected(@NetworkRegistrationInfo.Domain int domain,
boolean useEmergencyPdn) {
try {
mCallback.onDomainSelected(domain, useEmergencyPdn);
} catch (Exception e) {
Rlog.e(TAG, "onDomainSelected e=" + e);
}
}
private class IWwanSelectorResultCallbackAdapter
extends IWwanSelectorResultCallback.Stub {
private final @NonNull Consumer<EmergencyRegistrationResult> mConsumer;
private final @NonNull Executor mExecutor;
IWwanSelectorResultCallbackAdapter(
@NonNull Consumer<EmergencyRegistrationResult> consumer,
@NonNull Executor executor) {
mConsumer = consumer;
mExecutor = executor;
}
@Override
public void onComplete(@NonNull EmergencyRegistrationResult result) {
if (mConsumer == null) return;
executeMethodAsyncNoException(mExecutor,
() -> mConsumer.accept(result), TAG, "onScanComplete");
}
}
}
private final Object mExecutorLock = new Object();
/** Executor used to execute methods called remotely by the framework. */
private @NonNull Executor mExecutor;
/**
* Selects a calling domain given the SelectionAttributes of the call request.
* <p>
* When the framework generates a request to place a call, {@link #onDomainSelection}
* will be called in order to determine the domain (CS or PS). For PS calls, the transport
* (WWAN or WLAN) will also need to be determined.
* <p>
* Once the domain/transport has been selected or an error has occurred,
* {@link TransportSelectorCallback} must be used to communicate the result back
* to the framework.
*
* @param attr Required to determine the domain.
* @param callback The callback instance being registered.
*/
public abstract void onDomainSelection(@NonNull SelectionAttributes attr,
@NonNull TransportSelectorCallback callback);
/**
* Notifies the change in {@link ServiceState} for a specific logical slot index.
*
* @param slotIndex For which the state changed.
* @param subscriptionId For which the state changed.
* @param serviceState Updated {@link ServiceState}.
*/
public void onServiceStateUpdated(int slotIndex, int subscriptionId,
@NonNull ServiceState serviceState) {
}
/**
* Notifies the change in {@link BarringInfo} for a specific logical slot index.
*
* @param slotIndex For which the state changed.
* @param subscriptionId For which the state changed.
* @param info Updated {@link BarringInfo}.
*/
public void onBarringInfoUpdated(int slotIndex, int subscriptionId, @NonNull BarringInfo info) {
}
private final IBinder mDomainSelectionServiceController =
new IDomainSelectionServiceController.Stub() {
@Override
public void selectDomain(@NonNull SelectionAttributes attr,
@NonNull ITransportSelectorCallback callback) throws RemoteException {
executeMethodAsync(getCachedExecutor(),
() -> DomainSelectionService.this.onDomainSelection(attr,
new TransportSelectorCallbackWrapper(callback, getCachedExecutor())),
LOG_TAG, "onDomainSelection");
}
@Override
public void updateServiceState(int slotIndex, int subscriptionId,
@NonNull ServiceState serviceState) {
executeMethodAsyncNoException(getCachedExecutor(),
() -> DomainSelectionService.this.onServiceStateUpdated(slotIndex,
subscriptionId, serviceState), LOG_TAG, "onServiceStateUpdated");
}
@Override
public void updateBarringInfo(int slotIndex, int subscriptionId,
@NonNull BarringInfo info) {
executeMethodAsyncNoException(getCachedExecutor(),
() -> DomainSelectionService.this.onBarringInfoUpdated(slotIndex,
subscriptionId, info),
LOG_TAG, "onBarringInfoUpdated");
}
};
private static void executeMethodAsync(@NonNull Executor executor, @NonNull Runnable r,
@NonNull String tag, @NonNull String errorLogName) throws RemoteException {
try {
CompletableFuture.runAsync(
() -> TelephonyUtils.runWithCleanCallingIdentity(r), executor).join();
} catch (CancellationException | CompletionException e) {
Rlog.w(tag, "Binder - " + errorLogName + " exception: " + e.getMessage());
throw new RemoteException(e.getMessage());
}
}
private void executeMethodAsyncNoException(@NonNull Executor executor, @NonNull Runnable r,
@NonNull String tag, @NonNull String errorLogName) {
try {
CompletableFuture.runAsync(
() -> TelephonyUtils.runWithCleanCallingIdentity(r), executor);
} catch (CancellationException | CompletionException e) {
Rlog.w(tag, "Binder - " + errorLogName + " exception: " + e.getMessage());
}
}
/** @hide */
@Override
public final @Nullable IBinder onBind(@Nullable Intent intent) {
if (intent == null) return null;
if (SERVICE_INTERFACE.equals(intent.getAction())) {
Log.i(LOG_TAG, "DomainSelectionService Bound.");
return mDomainSelectionServiceController;
}
return null;
}
/**
* The Executor to use when calling callback methods from the framework.
* <p>
* By default, calls from the framework will use Binder threads to call these methods.
*
* @return an {@link Executor} used to execute methods called remotely by the framework.
*/
@SuppressLint("OnNameExpected")
public @NonNull Executor getCreateExecutor() {
return Runnable::run;
}
/**
* Gets the {@link Executor} which executes methods of this service.
* This method should be private when this service is implemented in a separated process
* other than telephony framework.
* @return {@link Executor} instance.
* @hide
*/
public final @NonNull Executor getCachedExecutor() {
synchronized (mExecutorLock) {
if (mExecutor == null) {
Executor e = getCreateExecutor();
mExecutor = (e != null) ? e : Runnable::run;
}
return mExecutor;
}
}
/**
* Returns a string representation of the domain.
* @param domain The domain.
* @return The name of the domain.
* @hide
*/
public static @NonNull String getDomainName(@NetworkRegistrationInfo.Domain int domain) {
return NetworkRegistrationInfo.domainToString(domain);
}
}