/
rpc_util.go
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/
rpc_util.go
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// Copyright 2020 Asim Aslam
//
// 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
//
// https://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.
//
// Original source: github.com/micro/go-micro/v3/server/mucp/rpc_util.go
package mucp
import (
"sync"
)
// waitgroup for global management of connections
type waitGroup struct {
// local waitgroup
lg sync.WaitGroup
// global waitgroup
gg *sync.WaitGroup
}
func (w *waitGroup) Add(i int) {
w.lg.Add(i)
if w.gg != nil {
w.gg.Add(i)
}
}
func (w *waitGroup) Done() {
w.lg.Done()
if w.gg != nil {
w.gg.Done()
}
}
func (w *waitGroup) Wait() {
// only wait on local group
w.lg.Wait()
}