.. _program_listing_file__tmp_ws_src_fastrtps_include_fastdds_rtps_writer_ReaderLocator.h:

Program Listing for File ReaderLocator.h
========================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_fastrtps_include_fastdds_rtps_writer_ReaderLocator.h>` (``/tmp/ws/src/fastrtps/include/fastdds/rtps/writer/ReaderLocator.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // Copyright 2016 Proyectos y Sistemas de Mantenimiento SL (eProsima).
   //
   // 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.
   
   #ifndef _FASTDDS_RTPS_READERLOCATOR_H_
   #define _FASTDDS_RTPS_READERLOCATOR_H_
   
   #ifndef DOXYGEN_SHOULD_SKIP_THIS_PUBLIC
   
   #include <vector>
   #include <fastdds/rtps/common/Locator.h>
   #include <fastdds/rtps/common/Guid.h>
   #include <fastdds/rtps/common/SequenceNumber.h>
   #include <fastdds/rtps/messages/RTPSMessageGroup.h>
   #include <fastdds/rtps/common/LocatorSelectorEntry.hpp>
   
   namespace eprosima {
   namespace fastrtps {
   namespace rtps {
   
   class RTPSParticipantImpl;
   class RTPSWriter;
   class RTPSReader;
   class IDataSharingNotifier;
   
   class ReaderLocator : public RTPSMessageSenderInterface
   {
   public:
   
       virtual ~ReaderLocator();
   
       ReaderLocator(
               RTPSWriter* owner,
               size_t max_unicast_locators,
               size_t max_multicast_locators);
   
       bool expects_inline_qos() const
       {
           return expects_inline_qos_;
       }
   
       bool is_local_reader() const
       {
           return is_local_reader_;
       }
   
       RTPSReader* local_reader();
   
       void local_reader(
               RTPSReader* local_reader)
       {
           local_reader_ = local_reader;
       }
   
       const GUID_t& remote_guid() const
       {
           return general_locator_info_.remote_guid;
       }
   
       LocatorSelectorEntry* general_locator_selector_entry()
       {
           return &general_locator_info_;
       }
   
       LocatorSelectorEntry* async_locator_selector_entry()
       {
           return &async_locator_info_;
       }
   
       bool start(
               const GUID_t& remote_guid,
               const ResourceLimitedVector<Locator_t>& unicast_locators,
               const ResourceLimitedVector<Locator_t>& multicast_locators,
               bool expects_inline_qos,
               bool is_datasharing = false);
   
       bool update(
               const ResourceLimitedVector<Locator_t>& unicast_locators,
               const ResourceLimitedVector<Locator_t>& multicast_locators,
               bool expects_inline_qos);
   
       bool stop(
               const GUID_t& remote_guid);
   
       void stop();
   
       bool destinations_have_changed() const override
       {
           return false;
       }
   
       GuidPrefix_t destination_guid_prefix() const override
       {
           return general_locator_info_.remote_guid.guidPrefix;
       }
   
       const std::vector<GuidPrefix_t>& remote_participants() const override
       {
           return guid_prefix_as_vector_;
       }
   
       const std::vector<GUID_t>& remote_guids() const override
       {
           return guid_as_vector_;
       }
   
       bool send(
               CDRMessage_t* message,
               std::chrono::steady_clock::time_point max_blocking_time_point) const override;
   
       bool is_datasharing_reader() const;
   
       IDataSharingNotifier* datasharing_notifier()
       {
           return datasharing_notifier_;
       }
   
       const IDataSharingNotifier* datasharing_notifier() const
       {
           return datasharing_notifier_;
       }
   
       void datasharing_notify();
   
       size_t locators_size() const
       {
           if (general_locator_info_.remote_guid != c_Guid_Unknown && !is_local_reader_)
           {
               if (general_locator_info_.unicast.size() > 0)
               {
                   return general_locator_info_.unicast.size();
               }
               else
               {
                   return general_locator_info_.multicast.size();
               }
           }
   
           return 0;
   
       }
   
       /*
        * Do nothing.
        * This object always is protected by writer's mutex.
        */
       void lock() override
       {
       }
   
       /*
        * Do nothing.
        * This object always is protected by writer's mutex.
        */
       void unlock() override
       {
       }
   
   private:
   
       RTPSWriter* owner_;
       RTPSParticipantImpl* participant_owner_;
       LocatorSelectorEntry general_locator_info_;
       LocatorSelectorEntry async_locator_info_;
       bool expects_inline_qos_;
       bool is_local_reader_;
       RTPSReader* local_reader_;
       std::vector<GuidPrefix_t> guid_prefix_as_vector_;
       std::vector<GUID_t> guid_as_vector_;
       IDataSharingNotifier* datasharing_notifier_;
   };
   
   } /* namespace rtps */
   } /* namespace fastrtps */
   } /* namespace eprosima */
   
   #endif // ifndef DOXYGEN_SHOULD_SKIP_THIS_PUBLIC
   #endif /* _FASTDDS_RTPS_READERLOCATOR_H_ */