text: #pragma once
  #include <Interpreters/Context.h>
  #include <Poco/Logger.h>
  #include <Poco/Net/HTTPRequestHandler.h>
  #include <Poco/Net/HTTPRequestHandlerFactory.h>
  #include "MainHandler.h"
  #include "ColumnInfoHandler.h"
  #include "IdentifierQuoteHandler.h"
  
  #pragma GCC diagnostic push
  #pragma GCC diagnostic ignored "-Wunused-parameter"
      #include <Poco/Data/SessionPool.h>
  #pragma GCC diagnostic pop
  
  
  namespace DB
  {
  /** Factory for '/ping', '/', '/columns_info', '/identifier_quote' handlers.
    * Also stores Session pools for ODBC connections
    */
  class HandlerFactory : public Poco::Net::HTTPRequestHandlerFactory
  {
  public:
      HandlerFactory(const std::string & name_, size_t keep_alive_timeout_, Context & context_)
          : log(&Poco::Logger::get(name_)), name(name_), keep_alive_timeout(keep_alive_timeout_), context(context_)
      {
          pool_map = std::make_shared<ODBCHandler::PoolMap>();
      }
  
      Poco::Net::HTTPRequestHandler * createRequestHandler(const Poco::Net::HTTPServerRequest & request) override;
  
  private:
      Poco::Logger * log;
      std::string name;
      size_t keep_alive_timeout;
      Context & context;
      std::shared_ptr<ODBCHandler::PoolMap> pool_map;
  };
  }
  