Package org.ros.master.client

Class MasterStateClient

java.lang.Object

org.ros.master.client.MasterStateClient

public class MasterStateClient
extends Object

A remote client for obtaining system information from a master.

Author:

Keith M. Hughes

Constructor Summary

Constructors

Constructor	Description
MasterStateClient(Node caller, URI masterUri)

Method Summary

Modifier and Type	Method	Description
List<TopicDeclaration>	getPublishedTopics(String subgraph)
SystemState	getSystemState()
List<TopicType>	getTopicTypes()
URI	getUri()
URI	lookupNode(String nodeName)
URI	lookupService(String serviceName)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MasterStateClient

public MasterStateClient(Node caller,
 URI masterUri)

Method Details

lookupNode

public URI lookupNode(String nodeName)

Parameters:

nodeName - the name of the Node to lookup

Returns:

the URI of the Node with the given name

getUri

public URI getUri()

Returns:

the URI of the MasterServer

lookupService

public URI lookupService(String serviceName)

Parameters:

serviceName - the name of the ServiceServer to look up

Returns:

the URI of the ServiceServer with the given name

getPublishedTopics

public List<TopicDeclaration> getPublishedTopics(String subgraph)

Parameters:

subgraph - the subgraph of the topics

Returns:

a List of TopicDeclarations for published topics

getTopicTypes

public List<TopicType> getTopicTypes()

Returns:

a List of TopicTypes known by the master

getSystemState

public SystemState getSystemState()

Returns:

the current SystemState