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dialer.go
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dialer.go
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/*
* Copyright 2021 CloudWeGo Authors
*
* Licensed 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 remote
import (
"net"
"time"
)
// Dialer is used to dial and get a connection.
type Dialer interface {
DialTimeout(network, address string, timeout time.Duration) (net.Conn, error)
}
// NewDefaultDialer is used to create a default dialer.
func NewDefaultDialer() Dialer {
return &SynthesizedDialer{
DialFunc: net.DialTimeout,
}
}
// SynthesizedDialer is used to synthesize a DialFunc to implement a Dialer.
type SynthesizedDialer struct {
DialFunc func(network, address string, timeout time.Duration) (net.Conn, error)
}
// DialTimeout implements the Dialer interface.
func (sd SynthesizedDialer) DialTimeout(network, address string, timeout time.Duration) (net.Conn, error) {
return sd.DialFunc(network, address, timeout)
}