com.vaadin.flow.server.communication.rpc

Class AbstractRpcInvocationHandler

java.lang.Object

com.vaadin.flow.server.communication.rpc.AbstractRpcInvocationHandler

All Implemented Interfaces:

RpcInvocationHandler, Serializable

Direct Known Subclasses:

AttachExistingElementRpcHandler, AttachTemplateChildRpcHandler, EventRpcHandler, MapSyncRpcHandler, PublishedServerEventHandlerRpcHandler, ReturnChannelHandler

public abstract class AbstractRpcInvocationHandler
extends Object
implements RpcInvocationHandler

Abstract invocation handler implementation with common methods.

For internal use only. May be renamed or removed in a future release.

Since:

1.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AbstractRpcInvocationHandler()

Method Summary

Modifier and Type	Method and Description
Optional<Runnable>	handle(UI ui, elemental.json.JsonObject invocationJson) Handles RPC data invocationJson using ui as a context.
protected abstract Optional<Runnable>	handleNode(StateNode node, elemental.json.JsonObject invocationJson) Handle the RPC data invocationJson using target node as a context.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.flow.server.communication.rpc.RpcInvocationHandler

getRpcType

Constructor Detail

AbstractRpcInvocationHandler

public AbstractRpcInvocationHandler()

Method Detail

handle

public Optional<Runnable> handle(UI ui,
                                 elemental.json.JsonObject invocationJson)

Description copied from interface: RpcInvocationHandler

Handles RPC data invocationJson using ui as a context.

Specified by:

handle in interface RpcInvocationHandler

Parameters:

ui - the UI to handle against, not null

invocationJson - the RPC data to handle, not null

Returns:

an optional runnable

handleNode

protected abstract Optional<Runnable> handleNode(StateNode node,
                                                 elemental.json.JsonObject invocationJson)

Handle the RPC data invocationJson using target node as a context.

Parameters:

node - node to handle invocation with, not null

invocationJson - the RPC data to handle, not null

Returns:

an optional runnable