Public Member Functions
void	addPublisher (NodeRegistrationInfo publisher, String messageType)
void	addSubscriber (NodeRegistrationInfo subscriber, String messageType)
boolean	equals (Object obj)
String	getMessageType ()
Set< NodeRegistrationInfo >	getPublishers ()
Set< NodeRegistrationInfo >	getSubscribers ()
GraphName	getTopicName ()
int	hashCode ()
boolean	hasPublishers ()
boolean	hasRegistrations ()
boolean	hasSubscribers ()
boolean	removePublisher (NodeRegistrationInfo publisher)
boolean	removeSubscriber (NodeRegistrationInfo subscriber)
	TopicRegistrationInfo (GraphName topicName)
Private Member Functions
void	setMessageType (String topicMessageType, boolean isPublisher)
Private Attributes
boolean	isPublisherDefinedMessageType
String	messageType
final Set< NodeRegistrationInfo >	publishers
final Set< NodeRegistrationInfo >	subscribers
final GraphName	topicName

Detailed Description

All information known to the manager about a topic.

Author:: khughes@google.com (Keith M. Hughes)

Definition at line 34 of file TopicRegistrationInfo.java.

Constructor & Destructor Documentation

org.ros.internal.node.server.master.TopicRegistrationInfo.TopicRegistrationInfo ( GraphName topicName ) [inline]

Definition at line 64 of file TopicRegistrationInfo.java.

Member Function Documentation

void org.ros.internal.node.server.master.TopicRegistrationInfo.addPublisher	(	NodeRegistrationInfo	publisher,
		String	messageType
	)		`[inline]`

Add a new publisher to the topic.

Parameters:

publisher	the publisher to add
messageType	the type of the message

Definition at line 131 of file TopicRegistrationInfo.java.

void org.ros.internal.node.server.master.TopicRegistrationInfo.addSubscriber	(	NodeRegistrationInfo	subscriber,
		String	messageType
	)		`[inline]`

Add a new subscriber to the topic.

Parameters:

subscriber	the subscriber to add
messageType	the type of the message

Definition at line 167 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.equals ( Object obj ) [inline]

Definition at line 230 of file TopicRegistrationInfo.java.

String org.ros.internal.node.server.master.TopicRegistrationInfo.getMessageType ( ) [inline]

Get the currently known message type of the topic.

Returns:

The message type. Can be

 null

if unknown.

Definition at line 83 of file TopicRegistrationInfo.java.

Set<NodeRegistrationInfo> org.ros.internal.node.server.master.TopicRegistrationInfo.getPublishers ( ) [inline]

Get a list of all known publishers for the topic.

Returns:: an immutable list of publishers

Definition at line 119 of file TopicRegistrationInfo.java.

Set<NodeRegistrationInfo> org.ros.internal.node.server.master.TopicRegistrationInfo.getSubscribers ( ) [inline]

Get a list of all known subscribers for the topic.

Returns:: an immutable list of publishers

Definition at line 155 of file TopicRegistrationInfo.java.

GraphName org.ros.internal.node.server.master.TopicRegistrationInfo.getTopicName ( ) [inline]

Returns:: the topicName

Definition at line 74 of file TopicRegistrationInfo.java.

int org.ros.internal.node.server.master.TopicRegistrationInfo.hashCode ( ) [inline]

Definition at line 222 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.hasPublishers ( ) [inline]

Does the topic have any publishers?

Returns:

 true

if the topic has any publishers.

Definition at line 92 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.hasRegistrations ( ) [inline]

Does the topic have any registrations?

Returns:

 true

if the topic has any publishers or subscribers.

Definition at line 110 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.hasSubscribers ( ) [inline]

Does the topic have any subscribers?

Returns:

 true

if the topic has any publishers or subscribers.

Definition at line 101 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.removePublisher ( NodeRegistrationInfo publisher ) [inline]

Remove a publisher to the topic.

Parameters:

publisher the publisher to add

Returns:

 true

if the publisher was registered in the first place

Definition at line 146 of file TopicRegistrationInfo.java.

boolean org.ros.internal.node.server.master.TopicRegistrationInfo.removeSubscriber ( NodeRegistrationInfo subscriber ) [inline]

Remove a subscriber to the topic.

Parameters:

subscriber the subscriber to add

Returns:

 true

if the subscriber was registered in the first place

Definition at line 182 of file TopicRegistrationInfo.java.

void org.ros.internal.node.server.master.TopicRegistrationInfo.setMessageType	(	String	topicMessageType,
		boolean	isPublisher
	)		`[inline, private]`

Register the message type of a TopicSystemState.

Parameters:

topicMessageType	the message type of the TopicSystemState, Subscribers can give a message type of { Subscriber::TOPIC_MESSAGE_TYPE_WILDCARD}
isPublisher	{code true} is a publisher is doing the registration, false if a subscriber is doing the registration

Definition at line 197 of file TopicRegistrationInfo.java.