187 lines
8.1 KiB
C++
187 lines
8.1 KiB
C++
#ifndef OMG_DDS_SUB_DISCOVERY_HPP_
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#define OMG_DDS_SUB_DISCOVERY_HPP_
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/* Copyright 2010, Object Management Group, Inc.
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* Copyright 2010, PrismTech, Corp.
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* Copyright 2010, Real-Time Innovations, Inc.
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* All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <dds/domain/DomainParticipant.hpp>
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#include <dds/sub/DataReader.hpp>
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#include <dds/topic/BuiltinTopic.hpp>
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#include <dds/sub/detail/discovery.hpp>
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namespace dds
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{
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namespace sub
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{
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/**
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* Ignore subscriptions.
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*
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* <b><i>This operation is not yet implemented. It is scheduled for a future release.</i></b>
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*
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* @param dp the DomainParticipant for which the remote
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* entity will be ignored
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*
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* @param handle the InstanceHandle of the remote entity that
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* has to be ignored
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*/
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void OMG_DDS_API ignore(const dds::domain::DomainParticipant& dp,
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const dds::core::InstanceHandle& handle);
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/**
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* Ignore subscriptions.
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*
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* <b><i>This operation is not yet implemented. It is scheduled for a future release.</i></b>
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*
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* @param dp the DomainParticipant for which the remote
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* entity will be ignored
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*
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* @param begin the start of the range to be ignored
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*
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* @param end the end of the range to be ignored
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*/
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template <typename FwdIterator>
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void ignore(const dds::domain::DomainParticipant& dp, FwdIterator begin, FwdIterator end);
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//==========================================================================
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//== Discovery Management
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/**
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* This operation retrieves the list of publications currently "associated" with the
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* DataReader. That is, subscriptions that have a matching Topic and compatible
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* QoS that the application has not indicated should be “ignored” by means of the
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* ignore_publication operation on the DomainParticipant.
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*
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* The handles returned in the dds::core::InstanceHandleSeq are the ones that are
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* used by the DDS implementation to locally identify the corresponding matched
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* DataWriter entities. You can access more detailed information about a particular
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* publication by passing its publication_handle to either the
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* dds::sub::matched_publication_data operation or to the read with instance
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* operation on the built-in reader for the “DCPSPublication” topic.
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*
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* See @ref DCPS_Builtin_Topics "Builtin Topics" for more information.
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*
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* @param dr the DataReader
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* @return a sequence of handles
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* @throws dds::core::Error
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* An internal error has occurred.
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* @throws dds::core::NullReferenceError
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* The entity was not properly created and references to dds::core::null.
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* @throws dds::core::AlreadyClosedError
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* The entity has already been closed.
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* @throws dds::core::NotEnabledError
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* The DataReader has not yet been enabled.
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* @throws dds::core::UnsupportedError
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* OpenSplice is configured not to maintain the
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* information about “associated” subscriptions.
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* @throws dds::core::OutOfResourcesError
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* The Data Distribution Service ran out of resources to
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* complete this operation.
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*/
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template <typename T>
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::dds::core::InstanceHandleSeq
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matched_publications(const dds::sub::DataReader<T>& dr);
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/**
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* This operation retrieves the list of publications currently "associated" with the
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* DataReader. That is, subscriptions that have a matching Topic and compatible
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* QoS that the application has not indicated should be “ignored” by means of the
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* ignore_publication operation on the DomainParticipant.
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*
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* The handles returned in the dds::core::InstanceHandleSeq are the ones that are
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* used by the DDS implementation to locally identify the corresponding matched
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* DataWriter entities. You can access more detailed information about a particular
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* publication by passing its publication_handle to either the
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* dds::sub::matched_publication_data operation or to the read with instance
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* operation on the built-in reader for the “DCPSPublication” topic.
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*
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* See @ref DCPS_Builtin_Topics "Builtin Topics" for more information.
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*
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* @param dr the DataReader
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* @param begin an iterator indicating the beginning of a sequence of
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* instance handles in which to put the matched subscriptions
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* @param max_size the maximum number of matched subscriptions to return
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* @return the number of matched subscriptions returned
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* @throws dds::core::Error
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* An internal error has occurred.
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* @throws dds::core::NullReferenceError
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* The entity was not properly created and references to dds::core::null.
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* @throws dds::core::AlreadyClosedError
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* The entity has already been closed.
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* @throws dds::core::NotEnabledError
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* The DataReader has not yet been enabled.
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* @throws dds::core::UnsupportedError
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* OpenSplice is configured not to maintain the
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* information about “associated” subscriptions.
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* @throws dds::core::OutOfResourcesError
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* The Data Distribution Service ran out of resources to
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* complete this operation.
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*/
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template <typename T, typename FwdIterator>
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uint32_t
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matched_publications(const dds::sub::DataReader<T>& dr,
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FwdIterator begin, uint32_t max_size);
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/**
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* This operation retrieves information on the specified publication that is currently
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* “associated” with the DataReader. That is, a publication with a matching Topic
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* and compatible QoS that the application has not indicated should be “ignored” by
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* means of the ignore_publication operation on the DomainParticipant.
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* The publication_handle must correspond to a publication currently associated
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* with the DataReader, otherwise the operation will fail and throw
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* InvalidArgumentError. The operation dds::sub::matched_publications can
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* be used to find the publications that are currently matched with the DataReader.
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*
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* The operation may fail if the infrastructure does not locally maintain the
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* connectivity information. This is the case when OpenSplice is configured not to
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* maintain discovery information in the Networking Service. (See the description for
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* the NetworkingService/Discovery/enabled property in the Deployment
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* Manual for more information about this subject.) In such cases the operation will
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* throw UnsupportedError.
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*
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* See also @ref DCPS_Builtin_Topics and @ref DCPS_Builtin_Topics_PublicationData.
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*
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* @param dr the DataReader
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* @param h the InstanceHandle
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* @return the PublicationBuiltinTopicData
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* @throws dds::core::Error
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* An internal error has occurred.
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* @throws dds::core::NullReferenceError
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* The entity was not properly created and references to dds::core::null.
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* @throws dds::core::AlreadyClosedError
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* The entity has already been closed.
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* @throws dds::core::NotEnabledError
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* The DataReader has not yet been enabled.
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* @throws dds::core::UnsupportedError
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* OpenSplice is configured not to maintain the
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* information about “associated” subscriptions.
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* @throws dds::core::InvalidArgumentError
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* Publication not associated with the DataReader.
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* @throws dds::core::OutOfResourcesError
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* The Data Distribution Service ran out of resources to
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* complete this operation.
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*/
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template <typename T>
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const dds::topic::PublicationBuiltinTopicData
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matched_publication_data(const dds::sub::DataReader<T>& dr,
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const ::dds::core::InstanceHandle& h);
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}
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}
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#endif /* OMG_DDS_SUB_DISCOVERY_HPP_ */
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