94 lines
3.4 KiB
Java
94 lines
3.4 KiB
Java
/*
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* Copyright (C) 2021 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 com.android.imsserviceentitlement;
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import static com.android.imsserviceentitlement.utils.Executors.getAsyncExecutor;
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import static com.android.imsserviceentitlement.utils.Executors.getDirectExecutor;
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import android.util.Log;
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import androidx.annotation.MainThread;
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import androidx.annotation.Nullable;
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import androidx.annotation.WorkerThread;
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import com.android.imsserviceentitlement.WfcActivationController.EntitlementResultCallback;
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import com.android.imsserviceentitlement.entitlement.EntitlementResult;
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import com.google.common.util.concurrent.FutureCallback;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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/** Handles entitlement check from main thread. */
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public final class EntitlementUtils {
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public static final String LOG_TAG = "IMSSE-EntitlementUtils";
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private static ListenableFuture<EntitlementResult> sCheckEntitlementFuture;
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private EntitlementUtils() {}
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/**
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* Performs the entitlement status check, and passes the result via {@link
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* EntitlementResultCallback}.
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*/
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@MainThread
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public static void entitlementCheck(
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ImsEntitlementApi activationApi, EntitlementResultCallback callback) {
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sCheckEntitlementFuture =
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Futures.submit(() -> getEntitlementStatus(activationApi), getAsyncExecutor());
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Futures.addCallback(
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sCheckEntitlementFuture,
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new FutureCallback<EntitlementResult>() {
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@Override
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public void onSuccess(EntitlementResult result) {
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callback.onEntitlementResult(result);
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sCheckEntitlementFuture = null;
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}
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@Override
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public void onFailure(Throwable t) {
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Log.w(LOG_TAG, "get entitlement status failed.", t);
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sCheckEntitlementFuture = null;
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}
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},
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getDirectExecutor());
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}
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/** Cancels the running task of entitlement status check if exist. */
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public static void cancelEntitlementCheck() {
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if (sCheckEntitlementFuture != null) {
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Log.i(LOG_TAG, "cancel entitlement status check.");
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sCheckEntitlementFuture.cancel(true);
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}
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}
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/**
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* Gets entitlement status via carrier-specific entitlement API over network; returns null on
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* network falure or other unexpected failure from entitlement API.
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*/
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@WorkerThread
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@Nullable
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private static EntitlementResult getEntitlementStatus(ImsEntitlementApi activationApi) {
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try {
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return activationApi.checkEntitlementStatus();
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} catch (RuntimeException e) {
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Log.e("WfcActivationActivity", "getEntitlementStatus failed.", e);
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return null;
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}
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}
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}
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