Fast DDS  Version 3.3.0
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LifespanQosPolicy Class Reference

Specifies the maximum duration of validity of the data written by the DataWriter. More...

#include <QosPolicies.hpp>

Inheritance diagram for LifespanQosPolicy:
Inheritance graph
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Public Member Functions

FASTDDS_EXPORTED_API LifespanQosPolicy ()
 Constructor.
virtual FASTDDS_EXPORTED_API ~LifespanQosPolicy ()=default
 Destructor.
bool operator== (const LifespanQosPolicy &b) const
void clear () override
 Clears the QosPolicy object.
Public Member Functions inherited from Parameter_t
FASTDDS_EXPORTED_API Parameter_t ()
 Constructor without parameters.
FASTDDS_EXPORTED_API Parameter_t (ParameterId_t pid, uint16_t length)
 Constructor using a parameter PID and the parameter length.
virtual FASTDDS_EXPORTED_API ~Parameter_t ()
 Destructor.
bool operator== (const Parameter_t &b) const
Public Member Functions inherited from QosPolicy
 QosPolicy ()
 Constructor without parameters.
 QosPolicy (bool send_always)
 Constructor.
 QosPolicy (const QosPolicy &b)=default
 Copy Constructor.
virtual ~QosPolicy ()=default
 Destructor.
bool operator== (const QosPolicy &b) const
QosPolicy & operator= (const QosPolicy &b)=default
virtual bool send_always () const
 Whether it should always be sent.

Public Attributes

fastdds::dds::Duration_t duration
 Period of validity.
By default, dds::c_TimeInfinite.
Public Attributes inherited from Parameter_t
ParameterId_t Pid
 Parameter ID.
By default, PID_PAD.
uint16_t length
 Parameter length.
By default, 0.
Public Attributes inherited from QosPolicy
bool hasChanged
 Boolean that indicates if the Qos has been changed with respect to the default Qos.

Additional Inherited Members

Protected Attributes inherited from QosPolicy
bool send_always_
 Boolean that indicates if the Qos has to be sent even if it is not changed.

Detailed Description

Specifies the maximum duration of validity of the data written by the DataWriter.

Note
Mutable Qos Policy

Constructor & Destructor Documentation

◆ LifespanQosPolicy()

FASTDDS_EXPORTED_API LifespanQosPolicy ( )
inline

Constructor.

◆ ~LifespanQosPolicy()

virtual FASTDDS_EXPORTED_API ~LifespanQosPolicy ( )
virtualdefault

Destructor.

Member Function Documentation

◆ clear()

void clear ( )
inlineoverridevirtual

Clears the QosPolicy object.

Implements QosPolicy.

◆ operator==()

bool operator== ( const LifespanQosPolicy & b) const
inline

Member Data Documentation

◆ duration

fastdds::dds::Duration_t duration

Period of validity.
By default, dds::c_TimeInfinite.

The documentation for this class was generated from the following file: