text: /* Copyright (c) 2014, Ford Motor Company
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * Redistributions of source code must retain the above copyright notice, this
   * list of conditions and the following disclaimer.
   *
   * Redistributions in binary form must reproduce the above copyright notice,
   * this list of conditions and the following
   * disclaimer in the documentation and/or other materials provided with the
   * distribution.
   *
   * Neither the name of the Ford Motor Company nor the names of its contributors
   * may be used to endorse or promote products derived from this software
   * without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef HANDLER_INTERFACE_H
  #define HANDLER_INTERFACE_H
  
  #include "cppgen/cpp_class.h"
  
  #include "model/function.h"
  #include "utils/stl_utils.h"
  
  namespace codegen {
  class CppFile;
  class Namespace;
  
  /*
   * Class is used to declare message handler interfaces for specific messages of
   * given type for given interface
   */
  class HandlerInterface: public CppClass {
  public:
    // Methods
    // Creates HandlerInterface object that is used to produce declaration of
    // Handler interface. This interface defines handler methods for messages of
    // given |type| defined in given rpc |interface|.
    // Interface declaration requires message types to be forward-declared, these
    // declarations are placed into given |header_file|.
    HandlerInterface(FunctionMessage::MessageType type,
                     const Interface* interface,
                     CppFile* header_file);
  protected:
    // Methods
    // CppClass interface
    virtual const MethodsList& methods();
  
  private:
    // Types
    typedef std::vector<const FunctionMessage*> FunctionMessages;
  private:
    // Methods
    // Collects all the messages that are to be handled and defines
    // Handler methods for them. Also declares virtual destructor.
    void CollectMethods();
    // Helper method that actually generates handler functions
    void AddFunctionMessageHandlers(const FunctionMessages& function_messages);
  private:
    // Fields
    FunctionMessage::MessageType type_;
    const Interface* interface_;
    CppFile* header_file_;
    MethodsList methods_;
    utils::StdContainerDeleter<MethodsList> methods_deleter_;
  };
  
  }  // namespace codegen
  
  #endif // HANDLER_INTERFACE_H
  