/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.service.sms;
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import static com.android.internal.util.function.pooled.PooledLambda.obtainMessage;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.SystemApi;
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import android.app.Service;
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import android.content.Intent;
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import android.database.CursorWindow;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.IBinder;
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import android.os.Looper;
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import android.os.RemoteCallback;
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import android.os.RemoteException;
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/**
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* A service to support sms messages read for financial apps.
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*
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* {@hide}
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*/
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@SystemApi
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public abstract class FinancialSmsService extends Service {
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private static final String TAG = "FinancialSmsService";
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/**
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* The {@link Intent} action that must be declared as handled by a service
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* in its manifest for the system to recognize it as a quota providing
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* service.
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*/
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public static final String ACTION_FINANCIAL_SERVICE_INTENT =
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"android.service.sms.action.FINANCIAL_SERVICE_INTENT";
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/** {@hide} **/
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public static final String EXTRA_SMS_MSGS = "sms_messages";
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private FinancialSmsServiceWrapper mWrapper;
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private void getSmsMessages(RemoteCallback callback, Bundle params) {
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final Bundle data = new Bundle();
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CursorWindow smsMessages = onGetSmsMessages(params);
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if (smsMessages != null) {
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data.putParcelable(EXTRA_SMS_MSGS, smsMessages);
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}
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callback.sendResult(data);
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}
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private final Handler mHandler = new Handler(Looper.getMainLooper(), null, true);
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/** @hide */
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public FinancialSmsService() {
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}
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@Override
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public void onCreate() {
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super.onCreate();
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mWrapper = new FinancialSmsServiceWrapper();
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}
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@Override
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public IBinder onBind(Intent intent) {
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return mWrapper;
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}
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/**
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* Get sms messages for financial apps.
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*
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* @param params parameters passed in by the calling app.
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* @return the {@code CursorWindow} with all sms messages for the app to read.
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*
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* {@hide}
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*/
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@Nullable
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@SystemApi
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public abstract CursorWindow onGetSmsMessages(@NonNull Bundle params);
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private final class FinancialSmsServiceWrapper extends IFinancialSmsService.Stub {
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@Override
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public void getSmsMessages(RemoteCallback callback, Bundle params) throws RemoteException {
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mHandler.sendMessage(obtainMessage(
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FinancialSmsService::getSmsMessages,
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FinancialSmsService.this,
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callback, params));
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}
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}
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}
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