Click or drag to resize

PresentationQosPolicy Class

The Presentation QoS policy controls how changes to instances by publishers are presented to data readers. It affects the relative ordering of these changes and the scope of this ordering. Additionally, this policy introduces the concept of coherent change sets.
Inheritance Hierarchy

Namespace:  OpenDDSharp.DDS
Assembly:  OpenDDSharp (in OpenDDSharp.dll) Version:
public class PresentationQosPolicy

The PresentationQosPolicy type exposes the following members.

Public propertyAccessScope
Specifies how the samples representing changes to data instances are presented to a subscribing application.
Public propertyCoherentAccess
Allow one or more changes to an instance be made available to an associated data reader as a single change. If a data reader does not receive the entire set of coherent changes made by a publisher, then none of the changes are made available. The semantics of coherent changes are similar in nature to those found in transactions provided by many relational databases. By default, CoherentAccess is .
Public propertyOrderedAccess
Controls whether preserve the order of changes. By default, OrderedAccess is .
Public methodEquals
Determines whether the specified object is equal to the current object.
(Inherited from Object.)
Public methodGetHashCode
Serves as the default hash function.
(Inherited from Object.)
Public methodGetType
Gets the Type of the current instance.
(Inherited from Object.)
Public methodToString
Returns a string that represents the current object.
(Inherited from Object.)
This policy controls the ordering and scope of samples made available to the subscriber, but the subscriber application must use the proper logic in reading samples to guarantee the requested behavior.
See Also