Package org.ros.internal.node.service

Class DefaultServiceClient<T,S>

java.lang.Object

org.ros.internal.node.service.DefaultServiceClient<T,S>

All Implemented Interfaces:

ServiceClient<T,S>

public class DefaultServiceClient<T,S>
extends Object
implements ServiceClient<T,S>

Default implementation of a ServiceClient.

Author:

damonkohler@google.com (Damon Kohler)

Method Summary

Modifier and Type	Method	Description
void	call(T request, ServiceResponseListener<S> listener)	Calls a method on the ServiceServer.
void	connect(URI uri)	Connects to a ServiceServer.
GraphName	getName()
boolean	isConnected()
static <S, T> DefaultServiceClient<S,T>	newDefault(GraphName nodeName, ServiceDeclaration serviceDeclaration, org.ros.message.MessageSerializer<S> serializer, org.ros.message.MessageDeserializer<T> deserializer, org.ros.message.MessageFactory messageFactory, ScheduledExecutorService executorService)
T	newMessage()
void	shutdown()	Stops the client (e.g.
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

newDefault

public static <S,
T> DefaultServiceClient<S,T> newDefault(GraphName nodeName,
 ServiceDeclaration serviceDeclaration,
 org.ros.message.MessageSerializer<S> serializer,
 org.ros.message.MessageDeserializer<T> deserializer,
 org.ros.message.MessageFactory messageFactory,
 ScheduledExecutorService executorService)

connect

public void connect(URI uri)

Description copied from interface: ServiceClient

Connects to a ServiceServer.

Specified by:

connect in interface ServiceClient<T,S>

Parameters:

uri - the URI of the ServiceServer to connect to

shutdown

public void shutdown()

Description copied from interface: ServiceClient

Stops the client (e.g. disconnect a persistent service connection).

Specified by:

shutdown in interface ServiceClient<T,S>

call

public void call(T request,
 ServiceResponseListener<S> listener)

Description copied from interface: ServiceClient

Calls a method on the ServiceServer.

Specified by:

call in interface ServiceClient<T,S>

Parameters:

request - the request message

listener - the ServiceResponseListener that will handle the response to this request

getName

public GraphName getName()

Specified by:

getName in interface ServiceClient<T,S>

Returns:

the name of the service this ServiceClient is connected to

toString

public String toString()

Overrides:

toString in class Object

newMessage

public T newMessage()

Specified by:

newMessage in interface ServiceClient<T,S>

Returns:

a new request message

isConnected

public boolean isConnected()

Specified by:

isConnected in interface ServiceClient<T,S>

Returns:

true if the ServiceClient is connected