55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
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// Copyright (c) Facebook, Inc. and its affiliates.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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namespace folly {
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class exception_wrapper;
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}
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namespace rsocket {
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// The application should implement this interface to get called-back
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// on network events.
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class RSocketConnectionEvents {
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public:
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virtual ~RSocketConnectionEvents() = default;
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// This method gets called when the underlying transport is connected to the
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// remote side. This does not necessarily mean that the RSocket connection
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// will be successful. As an example, the transport might get reconnected
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// for an existing RSocketStateMachine. But resumption at the RSocket layer
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// might not succeed.
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virtual void onConnected() {}
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// This gets called when the underlying transport has disconnected. This also
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// means the RSocket connection is disconnected.
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virtual void onDisconnected(const folly::exception_wrapper&) {}
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// This gets called when the RSocketStateMachine is closed. You cant use this
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// RSocketStateMachine anymore.
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virtual void onClosed(const folly::exception_wrapper&) {}
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// This gets called when no more frames can be sent over the RSocket streams.
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// This typically happens immediately after onDisconnected(). The streams can
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// be resumed after onStreamsResumed() event.
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virtual void onStreamsPaused() {}
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// This gets called when the underlying transport has been successfully
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// connected AND the connection can be resumed at the RSocket layer. This
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// typically gets called after onConnected()
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virtual void onStreamsResumed() {}
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};
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} // namespace rsocket
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