com.vaadin.client.communication

Class XhrConnection

java.lang.Object

com.vaadin.client.communication.XhrConnection

public class XhrConnection
extends Object

Provides a connection to the UIDL request handler on the server and knows how to send messages to that end point.

Since:

1.0

Author:

Vaadin Ltd

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	XhrConnection.XhrResponseHandler Handles the response from the server by forwarding the received message to MessageHandler or failures to the appropriate method in ConnectionStateHandler.

Constructor Summary

Constructors

Constructor and Description
XhrConnection(Registry registry) Creates a new instance connected to the given registry.

Method Summary

Modifier and Type	Method and Description
protected XhrConnection.XhrResponseHandler	createResponseHandler()
protected String	getUri() Retrieves the URI to use when sending RPCs to the server
void	send(elemental.json.JsonObject payload) Sends an asynchronous UIDL request to the server using the given URI.

Methods inherited from class java.lang.Object

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

Constructor Detail

XhrConnection

public XhrConnection(Registry registry)

Creates a new instance connected to the given registry.

Parameters:

registry - the global registry

Method Detail

createResponseHandler

protected XhrConnection.XhrResponseHandler createResponseHandler()

send

public void send(elemental.json.JsonObject payload)

Sends an asynchronous UIDL request to the server using the given URI.

Parameters:

payload - The URI to use for the request. May includes GET parameters

getUri

protected String getUri()

Retrieves the URI to use when sending RPCs to the server

Returns:

The URI to use for server messages.