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Commit 144e6b34 authored by Danning Chen's avatar Danning Chen
Browse files

Add @hide people service API to access the recent conversations 

This @hide API allows the settings to retrieve and remove recent cached
conversations from people service.

Bug: 162593584
Test: test on device
Change-Id: I176d87a0fb1ca3ebcc24bdb1cebcb6d8f4c9bb53
parent 2a267db0

core/java/android/app/people/ConversationChannel.java

0 → 100644
+97 −0
Original line number Diff line number Diff line 
/*

 * 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 android.app.people;



import android.app.NotificationChannel;

import android.content.pm.ShortcutInfo;

import android.os.Parcel;

import android.os.Parcelable;



/**

 * The non-customized notification channel of a conversation. It contains the information to render

 * the conversation and allows the user to open and customize the conversation setting.

 *

 * @hide

 */

public final class ConversationChannel implements Parcelable {



    private ShortcutInfo mShortcutInfo;

    private NotificationChannel mParentNotificationChannel;

    private long mLastEventTimestamp;

    private boolean mHasActiveNotifications;



    public static final Creator<ConversationChannel> CREATOR = new Creator<ConversationChannel>() {

        @Override

        public ConversationChannel createFromParcel(Parcel in) {

            return new ConversationChannel(in);

        }



        @Override

        public ConversationChannel[] newArray(int size) {

            return new ConversationChannel[size];

        }

    };



    public ConversationChannel(ShortcutInfo shortcutInfo,

            NotificationChannel parentNotificationChannel, long lastEventTimestamp,

            boolean hasActiveNotifications) {

        mShortcutInfo = shortcutInfo;

        mParentNotificationChannel = parentNotificationChannel;

        mLastEventTimestamp = lastEventTimestamp;

        mHasActiveNotifications = hasActiveNotifications;

    }



    public ConversationChannel(Parcel in) {

        mShortcutInfo = in.readParcelable(ShortcutInfo.class.getClassLoader());

        mParentNotificationChannel = in.readParcelable(NotificationChannel.class.getClassLoader());

        mLastEventTimestamp = in.readLong();

        mHasActiveNotifications = in.readBoolean();

    }



    @Override

    public int describeContents() {

        return 0;

    }



    @Override

    public void writeToParcel(Parcel dest, int flags) {

        dest.writeParcelable(mShortcutInfo, flags);

        dest.writeParcelable(mParentNotificationChannel, flags);

        dest.writeLong(mLastEventTimestamp);

        dest.writeBoolean(mHasActiveNotifications);

    }



    public ShortcutInfo getShortcutInfo() {

        return mShortcutInfo;

    }



    public NotificationChannel getParentNotificationChannel() {

        return mParentNotificationChannel;

    }



    public long getLastEventTimestamp() {

        return mLastEventTimestamp;

    }



    /**

     * Whether this conversation has any active notifications. If it's true, the shortcut for this

     * conversation can't be uncached until all its active notifications are dismissed.

     */

    public boolean hasActiveNotifications() {

        return mHasActiveNotifications;

    }

}

core/java/android/app/people/IPeopleManager.aidl

0 → 100644
+42 −0
Original line number Diff line number Diff line 
/*

 * 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 android.app.people;



import android.content.pm.ParceledListSlice;

import android.net.Uri;

import android.os.IBinder;



/**

 * System private API for talking with the people service.

 * {@hide}

 */

interface IPeopleManager {

    /**

     * Returns the recent conversations. The conversations that have customized notification

     * settings are excluded from the returned list.

     */

    ParceledListSlice getRecentConversations();



    /**

     * Removes the specified conversation from the recent conversations list and uncaches the

     * shortcut associated with the conversation.

     */

    void removeRecentConversation(in String packageName, int userId, in String shortcutId);



    /** Removes all the recent conversations and uncaches their cached shortcuts. */

    void removeAllRecentConversations();

}

core/java/android/content/Context.java

+9 −0
Original line number Diff line number Diff line
@@ -3494,6 +3494,7 @@ public abstract class Context { 
            //@hide: TIME_ZONE_DETECTOR_SERVICE,

            PERMISSION_SERVICE,

            LIGHTS_SERVICE,

            //@hide: PEOPLE_SERVICE,

    })

    @Retention(RetentionPolicy.SOURCE)

    public @interface ServiceName {}
@@ -5183,6 +5184,14 @@ public abstract class Context { 
     */

    public static final String SMS_SERVICE = "sms";



    /**

     * Use with {@link #getSystemService(String)} to access people service.

     *

     * @see #getSystemService(String)

     * @hide

     */

    public static final String PEOPLE_SERVICE = "people";



    /**

     * Determine whether the given permission is allowed for a particular

     * process and user ID running in the system.

services/people/java/com/android/server/people/PeopleService.java

+39 −0
Original line number Diff line number Diff line
@@ -19,6 +19,8 @@ package com.android.server.people; 
import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.UserIdInt;

import android.app.people.ConversationChannel;

import android.app.people.IPeopleManager;

import android.app.prediction.AppPredictionContext;

import android.app.prediction.AppPredictionSessionId;

import android.app.prediction.AppTarget;
@@ -26,8 +28,11 @@ import android.app.prediction.AppTargetEvent; 
import android.app.prediction.IPredictionCallback;

import android.content.Context;

import android.content.pm.ParceledListSlice;

import android.os.Binder;

import android.os.CancellationSignal;

import android.os.Process;

import android.os.RemoteException;

import android.os.UserHandle;

import android.util.ArrayMap;

import android.util.Slog;
@@ -35,6 +40,7 @@ import com.android.internal.annotations.VisibleForTesting; 
import com.android.server.SystemService;

import com.android.server.people.data.DataManager;



import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import java.util.function.Consumer;
@@ -68,6 +74,7 @@ public class PeopleService extends SystemService { 


    @Override

    public void onStart() {

        publishBinderService(Context.PEOPLE_SERVICE, new BinderService());

        publishLocalService(PeopleServiceInternal.class, new LocalService());

    }
@@ -81,6 +88,38 @@ public class PeopleService extends SystemService { 
        mDataManager.onUserStopping(user.getUserIdentifier());

    }



    /**

     * Enforces that only the system or root UID can make certain calls.

     *

     * @param message used as message if SecurityException is thrown

     * @throws SecurityException if the caller is not system or root

     */

    private static void enforceSystemOrRoot(String message) {

        int uid = Binder.getCallingUid();

        if (!UserHandle.isSameApp(uid, Process.SYSTEM_UID) && uid != Process.ROOT_UID) {

            throw new SecurityException("Only system may " + message);

        }

    }



    private final class BinderService extends IPeopleManager.Stub {



        @Override

        public ParceledListSlice<ConversationChannel> getRecentConversations() {

            enforceSystemOrRoot("get recent conversations");

            return new ParceledListSlice<>(new ArrayList<>());

        }



        @Override

        public void removeRecentConversation(String packageName, int userId, String shortcutId) {

            enforceSystemOrRoot("remove a recent conversation");

        }



        @Override

        public void removeAllRecentConversations() {

            enforceSystemOrRoot("remove all recent conversations");

        }

    }



    @VisibleForTesting

    final class LocalService extends PeopleServiceInternal {