apollo-runtime/com.apollographql.apollo.network.ws/WsProtocol

WsProtocol

abstract class WsProtocol(webSocketConnection: WebSocketConnection, listener: WsProtocol.Listener)

A WsProtocol is responsible for handling the details of the WebSocket protocol.

Implementations must implement WsProtocol.handleServerMessage, WsProtocol.startOperation, WsProtocol.stopOperation

WsProtocol.handleServerMessage, WsProtocol.startOperation, WsProtocol.stopOperation all share the same thread and rely on webSocketConnection to do the operations async

Parameters

webSocketConnection

the connection

listener

a listener

Inheritors

Constructors

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constructor(webSocketConnection: WebSocketConnection, listener: WsProtocol.Listener)

Types

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interface Factory
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interface Listener

Functions

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open fun close()

Closes the connection gracefully. It is expected that a future call to WsProtocol.Listener.networkError is made

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abstract suspend fun connectionInit()

Initializes the connection and suspends until the server acknowledges it.

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abstract fun handleServerMessage(messageMap: Map<String, Any?>)

Handles a server message and notifies listener appropriately

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open suspend fun run()

Read the WebSocket

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abstract fun <D : Operation.Data> startOperation(request: ApolloRequest<D>)

Starts the given operation

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abstract fun <D : Operation.Data> stopOperation(request: ApolloRequest<D>)

Stops the given operation