Package com.vaadin.server.communication

Interface Summary

Interface	Description
JSONSerializer<T>	Implementors of this interface knows how to serialize an Object of a given type to JSON and how to deserialize the JSON back into an object.
PushConnection	Represents a bidirectional ("push") connection between a single UI and its client-side.

Class Summary

Class	Description
AtmospherePushConnection	A PushConnection implementation using the Atmosphere push support that is by default included in Vaadin.
AtmospherePushConnection.FragmentedMessage	Represents a message that can arrive as multiple fragments.
ClientRpcWriter	Serializes client RPC invocations to JSON.
ConnectorHierarchyWriter	Serializes a connector hierarchy to JSON.
ConnectorTypeWriter	Serializes connector type mappings to JSON.
DateSerializer	Server side serializer/deserializer for java.util.Date.
FileUploadHandler	Handles a file upload request submitted via an Upload component.
FileUploadHandler.SimpleMultiPartInputStream	Stream that extracts content from another stream until the boundary string is encountered.
HeartbeatHandler	Handles heartbeat requests.
JSR356WebsocketInitializer	Initializer class for JSR 356 websockets.
JSR356WebsocketInitializer.FakeServletConfig	"ServletConfig" which only provides information from a ServletRegistration and its ServletContext.
LegacyUidlWriter	Serializes legacy UIDL changes to JSON.
LongPollingCacheFilter	A PerRequestBroadcastFilter implementation that handles AtmospherePushConnection.PushMessages to ensure that a message is preserved in the BroadcasterCache until the client has received it.
MetadataWriter	Serializes miscellaneous metadata to JSON.
PublishedFileHandler	Serves a connector resource from the classpath if the resource has previously been registered by calling LegacyCommunicationManager.registerDependency(String, Class).
PushAtmosphereHandler	Handles Atmosphere requests and forwards them to logical methods in PushHandler.
PushHandler	Handles incoming push connections and messages and dispatches them to the correct UI/ AtmospherePushConnection.
PushRequestHandler	Handles requests to open a push (bidirectional) communication channel between the client and the server.
ResourceWriter	Serializes resources to JSON.
ServerRpcHandler	Handles a client-to-server message containing serialized server RPC invocations.
ServerRpcHandler.RpcRequest	A data transfer object representing an RPC request sent by the client side.
ServletBootstrapHandler
ServletUIInitHandler
SessionRequestHandler	Handles a request by passing it to each registered RequestHandler in the session in turn until one produces a response.
SharedStateWriter	Serializes shared state changes to JSON.
UidlRequestHandler	Processes a UIDL request from the client.
UidlWriter	Serializes pending server-side changes to UI state to JSON.
UIInitHandler	Handles an initial request from the client to initialize a UI.

Enum Summary

Enum	Description
AtmospherePushConnection.State

Exception Summary

Exception	Description
FileUploadHandler.UploadInterruptedException	An UploadInterruptedException will be thrown by an ongoing upload if StreamVariable.isInterrupted() returns true.