mirror of https://github.com/poanetwork/quorum.git
39 lines
1.5 KiB
Go
39 lines
1.5 KiB
Go
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// Copyright (c) 2017 Uber Technologies, Inc.
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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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package jaeger
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import (
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"io"
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)
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// Transport abstracts the method of sending spans out of process.
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// Implementations are NOT required to be thread-safe; the RemoteReporter
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// is expected to only call methods on the Transport from the same go-routine.
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type Transport interface {
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// Append converts the span to the wire representation and adds it
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// to sender's internal buffer. If the buffer exceeds its designated
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// size, the transport should call Flush() and return the number of spans
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// flushed, otherwise return 0. If error is returned, the returned number
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// of spans is treated as failed span, and reported to metrics accordingly.
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Append(span *Span) (int, error)
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// Flush submits the internal buffer to the remote server. It returns the
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// number of spans flushed. If error is returned, the returned number of
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// spans is treated as failed span, and reported to metrics accordingly.
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Flush() (int, error)
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io.Closer
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}
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