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Commit f5a4f33d authored by Maurice Lam's avatar Maurice Lam
Browse files

Add stub for VirtualDeviceManagerInternal 

isAppOwnerOfAnyVirtualDevice is implemented but
isAppRunningOnAnyVirtualDevice is currently a stub and should be
implemented once we have virtual display support

Bug: 194949534
Test: Manual
Change-Id: I83a62b4f4666d69f6a0a89b81a9e93aec655de00
parent 9e1398c2

services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerInternal.java

0 → 100644
+36 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2021 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 com.android.server.companion.virtual;



/**

 * Virtual device manager local service interface.

 */

public abstract class VirtualDeviceManagerInternal {



    /**

     * Returns true if the given {@code uid} is the owner of any virtual devices that are

     * currently active.

     */

    public abstract boolean isAppOwnerOfAnyVirtualDevice(int uid);



    /**

     * Returns true if the given {@code uid} is currently running on any virtual devices. This is

     * determined by whether the app has any activities in the task stack on a virtual-device-owned

     * display.

     */

    public abstract boolean isAppRunningOnAnyVirtualDevice(int uid);

}

services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerService.java

+30 −4
Original line number Diff line number Diff line
@@ -81,6 +81,7 @@ public class VirtualDeviceManagerService extends SystemService { 
    @Override

    public void onStart() {

        publishBinderService(Context.VIRTUAL_DEVICE_SERVICE, mImpl);

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

    }



    @Override
@@ -119,8 +120,10 @@ public class VirtualDeviceManagerService extends SystemService { 
    private class VirtualDeviceImpl extends IVirtualDevice.Stub implements IBinder.DeathRecipient {



        private final AssociationInfo mAssociationInfo;

        private final int mOwnerUid;



        private VirtualDeviceImpl(IBinder token, AssociationInfo associationInfo) {

        private VirtualDeviceImpl(int ownerUid, IBinder token, AssociationInfo associationInfo) {

            mOwnerUid = ownerUid;

            mAssociationInfo = associationInfo;

            try {

                token.linkToDeath(this, 0);
@@ -156,10 +159,11 @@ public class VirtualDeviceManagerService extends SystemService { 
            getContext().enforceCallingOrSelfPermission(

                    android.Manifest.permission.CREATE_VIRTUAL_DEVICE,

                    "createVirtualDevice");

            if (!PermissionUtils.validatePackageName(getContext(), packageName, getCallingUid())) {

            final int callingUid = getCallingUid();

            if (!PermissionUtils.validatePackageName(getContext(), packageName, callingUid)) {

                throw new SecurityException(

                        "Package name " + packageName + " does not belong to calling uid "

                                + getCallingUid());

                                + callingUid);

            }

            AssociationInfo associationInfo = getAssociationInfo(packageName, associationId);

            if (associationInfo == null) {
@@ -171,7 +175,7 @@ public class VirtualDeviceManagerService extends SystemService { 
                            "Virtual device for association ID " + associationId

                                    + " already exists");

                }

                return new VirtualDeviceImpl(token, associationInfo);

                return new VirtualDeviceImpl(callingUid, token, associationInfo);

            }

        }
@@ -222,4 +226,26 @@ public class VirtualDeviceManagerService extends SystemService { 
            }

        }

    }



    private final class LocalService extends VirtualDeviceManagerInternal {



        @Override

        public boolean isAppOwnerOfAnyVirtualDevice(int uid) {

            synchronized (mVirtualDeviceManagerLock) {

                int size = mVirtualDevices.size();

                for (int i = 0; i < size; i++) {

                    if (mVirtualDevices.valueAt(i).mOwnerUid == uid) {

                        return true;

                    }

                }

                return false;

            }

        }



        @Override

        public boolean isAppRunningOnAnyVirtualDevice(int uid) {

            // TODO(yukl): Implement this using DWPC.onRunningAppsChanged

            return false;

        }

    }

}