IPCHandlerBase.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */

#ifndef ALEXA_CLIENT_SDK_LIBIPCSERVERSAMPLEAPP_INCLUDE_IPCSERVERSAMPLEAPP_IPC_IPCHANDLERBASE_H_
#define ALEXA_CLIENT_SDK_LIBIPCSERVERSAMPLEAPP_INCLUDE_IPCSERVERSAMPLEAPP_IPC_IPCHANDLERBASE_H_

#include <memory>
#include <string>
#include <unordered_map>

#include <AVSCommon/Utils/Threading/Executor.h>

namespace alexaClientSDK {
namespace sampleApplications {
namespace ipcServerSampleApp {
namespace ipc {

class IPCHandlerBase {
public:
    void invokeMethod(const std::string& methodName, const std::string& message);

    using IPCMessageHandler = std::function<void(const std::string&)>;

    ~IPCHandlerBase();

protected:
    IPCHandlerBase(
        const std::string& namespaceName,
        std::shared_ptr<alexaClientSDK::avsCommon::utils::threading::Executor> executor);

    bool registerIPCMessageHandlerMethod(const std::string& methodName, IPCMessageHandler handlerFunction);

    bool deregisterIPCMessageHandlerMethod(const std::string& methodName);

    std::string m_namespaceName;

    std::unordered_map<std::string, IPCMessageHandler> m_messageHandlers;

    std::shared_ptr<alexaClientSDK::avsCommon::utils::threading::Executor> m_executor;
};

}  // namespace ipc
}  // namespace ipcServerSampleApp
}  // namespace sampleApplications
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_LIBIPCSERVERSAMPLEAPP_INCLUDE_IPCSERVERSAMPLEAPP_IPC_IPCHANDLERBASE_H_