Summary: Flipper exposes a call() api to plugins which lets them call their sdk component, and it returns a promise with the response. Currently this is done by sending a fireAndForget request, noting the id of the request, and then receiving fireAndForget requests and matching up the ids to give the result back to the right plugin promise. Instead, it will be simpler to use rsocket requestResponse, instead of fireAndForget, which is for this exact use case. This diff adds a requestResponse handler to the SDK, so that it can deal with such requests and respond accordingly, while preserving the current functionality if it receives a fireAndForget. So this part is backwards compatible and should be safe to land in isolation. A later diff will change the desktop app to use requestResponse, which may not be backwards compatible, so that will have to be deployed more carefully. Reviewed By: passy Differential Revision: D13974049 fbshipit-source-id: b371d94a86b1f186375161ed8f2242a462ce418f
65 lines
1.3 KiB
C++
65 lines
1.3 KiB
C++
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the LICENSE
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* file in the root directory of this source tree.
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*/
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#pragma once
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#include <folly/json.h>
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#include "FlipperResponder.h"
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namespace facebook {
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namespace flipper {
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class FlipperConnectionManager {
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public:
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class Callbacks;
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public:
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virtual ~FlipperConnectionManager(){};
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/**
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Establishes a connection to the ws server.
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*/
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virtual void start() = 0;
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/**
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Closes an open connection to the ws server.
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*/
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virtual void stop() = 0;
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/**
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True if there's an open connection.
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This method may block if the connection is busy.
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*/
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virtual bool isOpen() const = 0;
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/**
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Send message to the ws server.
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*/
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virtual void sendMessage(const folly::dynamic& message) = 0;
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/**
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Handler for connection and message receipt from the ws server.
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The callbacks should be set before a connection is established.
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*/
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virtual void setCallbacks(Callbacks* callbacks) = 0;
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};
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class FlipperConnectionManager::Callbacks {
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public:
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virtual ~Callbacks(){};
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virtual void onConnected() = 0;
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virtual void onDisconnected() = 0;
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virtual void onMessageReceived(
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const folly::dynamic& message,
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std::unique_ptr<FlipperResponder>) = 0;
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};
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} // namespace flipper
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} // namespace facebook
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