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/*
* 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 android.service.sms;
import static com.android.internal.util.function.pooled.PooledLambda.obtainMessage;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.app.Service;
import android.content.Intent;
import android.database.CursorWindow;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.Looper;
import android.os.RemoteCallback;
import android.os.RemoteException;
/**
* A service to support sms messages read for financial apps.
*
* {@hide}
*/
@SystemApi
public abstract class FinancialSmsService extends Service {
private static final String TAG = "FinancialSmsService";
/**
* The {@link Intent} action that must be declared as handled by a service
* in its manifest for the system to recognize it as a quota providing
* service.
*/
public static final String ACTION_FINANCIAL_SERVICE_INTENT =
"android.service.sms.action.FINANCIAL_SERVICE_INTENT";
/** {@hide} **/
public static final String EXTRA_SMS_MSGS = "sms_messages";
private FinancialSmsServiceWrapper mWrapper;
private void getSmsMessages(RemoteCallback callback, Bundle params) {
final Bundle data = new Bundle();
CursorWindow smsMessages = onGetSmsMessages(params);
if (smsMessages != null) {
data.putParcelable(EXTRA_SMS_MSGS, smsMessages);
}
callback.sendResult(data);
}
private final Handler mHandler = new Handler(Looper.getMainLooper(), null, true);
/** @hide */
public FinancialSmsService() {
}
@Override
public void onCreate() {
super.onCreate();
mWrapper = new FinancialSmsServiceWrapper();
}
@Override
public IBinder onBind(Intent intent) {
return mWrapper;
}
/**
* Get sms messages for financial apps.
*
* @param params parameters passed in by the calling app.
* @return the {@code CursorWindow} with all sms messages for the app to read.
*
* {@hide}
*/
@Nullable
@SystemApi
public abstract CursorWindow onGetSmsMessages(@NonNull Bundle params);
private final class FinancialSmsServiceWrapper extends IFinancialSmsService.Stub {
@Override
public void getSmsMessages(RemoteCallback callback, Bundle params) throws RemoteException {
mHandler.sendMessage(obtainMessage(
FinancialSmsService::getSmsMessages,
FinancialSmsService.this,
callback, params));
}
}
}
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