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ddsf:public:guidebook:06_append:glossary:e:entity [2019/05/10 17:04] admin ↷ Page moved from ddsf:resources:entity to ddsf:resources:glossary:e:entity |
ddsf:public:guidebook:06_append:glossary:e:entity [2021/07/14 15:54] (current) murphy ↷ Links adapted because of a move operation |
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| ==== Entity ==== | ==== Entity ==== | ||
| - | Entity is a general term for a DomainParticipant, Publisher, Subscriber, DataWriter, DataReader or Topic. | + | The system components are called **Entities** because they all inherit from |
| + | the Entity class. Each Entity has specialised [[ddsf:public:guidebook:06_append:glossary:q:quality_of_service_qos_policies|QoS]] policies. An Entity may | ||
| + | have a [[ddsf:public:guidebook:06_append:glossary:l:listener|Listener]], a call back interface for notifications about changes in | ||
| + | the Entity’s state or, a wait interface (using WaitSets) for detecting | ||
| + | changes in the Entity’s state. | ||
| - | Entity is an interface defined in the OMG DDS specification, with the following characteristics: | + | Source: [[https://istkb.adlinktech.com/article/vortex-opensplice-dds-glossary/ | OpenSplice Glossary]] |
| - | * Configured using a QosPolicy | ||
| - | * Accepting a Listener | ||
| - | * Accepting a StatusCondition | ||
| - | |||
| - | This is the base interface for DomainParticipant, Publisher, Subscriber, DataWriter, DataReader, and Topic classes. Any group of objects of these subclasses may be referred to as Entities. | ||
| - | |||
| - | Source: [[https://community.rti.com/glossary/entity]] | ||