org.universAAL.ri.api.manager.push

Class PushGCM

java.lang.Object

org.universAAL.ri.api.manager.push.PushGCM

public class PushGCM
extends Object

Class that manages the push of callbacks to client remote node endpoints using Google Cloud Messaging.

Author:

alfiva

Field Summary

Fields

Modifier and Type	Field and Description
static Hashtable<String,ServiceResponse>	pendingCalls Holds in memory the pending calls awaiting response from remote clients

Constructor Summary

Constructors

Constructor and Description
PushGCM()

Method Summary

Modifier and Type	Method and Description
static ServiceResponse	callS(String nodeid, String remoteid, ServiceCall call, String toURI) Build a ServiceCall callback message and send it to the client remote node endpoint through GCM.
static void	handleResponse(String resp, String nodeid) Handles the response sent by the remote client, sending it to the right pending call.
static void	sendC(String nodeid, String remoteid, ContextEvent event, String toURI) Build a Context Event callback message and send it to the client remote node endpoint through GCM.

Methods inherited from class java.lang.Object

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

Field Detail

pendingCalls

public static Hashtable<String,ServiceResponse> pendingCalls

Holds in memory the pending calls awaiting response from remote clients

Constructor Detail

PushGCM

public PushGCM()

Method Detail

sendC

public static void sendC(String nodeid,
                         String remoteid,
                         ContextEvent event,
                         String toURI)
                  throws PushException

Build a Context Event callback message and send it to the client remote node endpoint through GCM.

Parameters:

nodeid - The client id, needed in case the GCM key needs to be updated in the DB

remoteid - The client remote node endpoint

event - The serialized Context Event to send

toURI -

Throws:

PushException

callS

public static ServiceResponse callS(String nodeid,
                                    String remoteid,
                                    ServiceCall call,
                                    String toURI)
                             throws PushException

Build a ServiceCall callback message and send it to the client remote node endpoint through GCM.

Parameters:

nodeid - The client id, needed in case the GCM key needs to be updated in the DB

remoteid - The client remote node endpoint

call - The serialized Service Call to send

toURI -

Returns:

The Service Response that the client remote node will have sent as response to the callback

Throws:

PushException

handleResponse

public static void handleResponse(String resp,
                                  String nodeid)
                           throws PushException

Handles the response sent by the remote client, sending it to the right pending call.

Parameters:

resp - The encoded response text sent by the client

nodeid - The id of the remote node, used to identify the right pending call

Throws:

PushException - if the response message could not be properly read