libs/fakeservicemanager/ServiceManager.h

/*
 * 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.
 */

#pragma once

#include <binder/IServiceManager.h>

#include <map>

namespace android {

/**
 * A local host simple implementation of IServiceManager, that does not
 * communicate over binder.
*/
class ServiceManager : public IServiceManager {
public:
    ServiceManager();

    /**
     * Equivalent of checkService.
     */
    sp<IBinder> getService( const String16& name) const override;

    /**
     * Retrieve an existing service, non-blocking.
     */
    sp<IBinder> checkService( const String16& name) const override;

    /**
     * Register a service.
     */
    status_t addService(const String16& name, const sp<IBinder>& service,
                        bool allowIsolated = false,
                        int dumpsysFlags = DUMP_FLAG_PRIORITY_DEFAULT) override;

    /**
     * Return list of all existing services.
     */
    Vector<String16> listServices(int dumpsysFlags = 0) override;

    IBinder* onAsBinder() override;

    /**
     * Effectively no-oped in this implementation - equivalent to checkService.
     */
    sp<IBinder> waitForService(const String16& name) override;

    /**
     * Check if a service is declared (e.g. VINTF manifest).
     *
     * If this returns true, waitForService should always be able to return the
     * service.
     */
     bool isDeclared(const String16& name) override;

private:
    std::map<String16, sp<IBinder>> mNameToService;
};

}  // namespace android