go-ethereum/vendor/github.com/uber/jaeger-client-go/thrift/transport.go

69 lines
1.7 KiB
Go

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package thrift
import (
"errors"
"io"
)
var errTransportInterrupted = errors.New("Transport Interrupted")
type Flusher interface {
Flush() (err error)
}
type ReadSizeProvider interface {
RemainingBytes() (num_bytes uint64)
}
// Encapsulates the I/O layer
type TTransport interface {
io.ReadWriteCloser
Flusher
ReadSizeProvider
// Opens the transport for communication
Open() error
// Returns true if the transport is open
IsOpen() bool
}
type stringWriter interface {
WriteString(s string) (n int, err error)
}
// This is "enchanced" transport with extra capabilities. You need to use one of these
// to construct protocol.
// Notably, TSocket does not implement this interface, and it is always a mistake to use
// TSocket directly in protocol.
type TRichTransport interface {
io.ReadWriter
io.ByteReader
io.ByteWriter
stringWriter
Flusher
ReadSizeProvider
}