LocatorFilter_t Class Reference

Specifies the configuration of an individual channel within a MultiChannel DataWriter. More...

Inherits Struct.

Public Member Functions
	LocatorFilter_t ()
	Constructor. More...
	LocatorFilter_t (LocatorFilter_t src)
	Constructor. More...
	LocatorFilter_t (LocatorSeq locators, String filter_expression)
	Constructor. More...

Public Attributes
LocatorSeq	locators
	Sequence containing from one to 16 com.rti.dds.infrastructure.Locator_t, used to specify the multicast address locators of an individual channel within a MultiChannel DataWriter. More...
String	filter_expression
	A logical expression used to determine the data that will be published in the channel. More...

Detailed Description

Specifies the configuration of an individual channel within a MultiChannel DataWriter.

QoS:

com.rti.dds.infrastructure.LocatorFilterQosPolicy

Constructor & Destructor Documentation

LocatorFilter_t() [1/3]

LocatorFilter_t

(

)

Constructor.

LocatorFilter_t() [2/3]

LocatorFilter_t

(

LocatorFilter_t

src

)

Constructor.

Parameters

src	<<in>> Locator used to initialized the new locator.

References LocatorFilter_t.filter_expression, and LocatorFilter_t.locators.

LocatorFilter_t() [3/3]

LocatorFilter_t	(	LocatorSeq	locators,
		String	filter_expression
	)

Constructor.

Parameters

locators	<<in>> Locators.
filter_expression	<<in>> Filter expression.

References LocatorFilter_t.filter_expression, and LocatorFilter_t.locators.

Member Data Documentation

locators

LocatorSeq locators

Initial value:

=
        new LocatorSeq()

Sequence containing from one to 16 com.rti.dds.infrastructure.Locator_t, used to specify the multicast address locators of an individual channel within a MultiChannel DataWriter.

[default] Empty sequence.

Referenced by LocatorFilter_t.LocatorFilter_t().

filter_expression

String filter_expression

A logical expression used to determine the data that will be published in the channel.

If the expression evaluates to TRUE, a sample will be published on the channel.

An empty string always evaluates the expression to TRUE.

A NULL value is not allowed.

The syntax of the expression will depend on the value of com.rti.dds.infrastructure.LocatorFilterQosPolicy.filter_name

See also

Queries and Filters Syntax

[default] NULL (invalid value)

Referenced by LocatorFilter_t.LocatorFilter_t().