/
hostmap.go
52 lines (45 loc) · 1.22 KB
/
hostmap.go
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// Copyright 2019 Grendel Authors. All rights reserved.
//
// This file is part of Grendel.
//
// Grendel is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Grendel is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Grendel. If not, see <https://www.gnu.org/licenses/>.
package model
import (
"sync"
)
type HostMap struct {
sync.RWMutex
internal map[string]*Host
}
func NewHostMap() *HostMap {
return &HostMap{
internal: make(map[string]*Host),
}
}
func (hm *HostMap) Load(key string) (*Host, bool) {
hm.RLock()
result, ok := hm.internal[key]
hm.RUnlock()
return result, ok
}
func (hm *HostMap) Delete(key string) {
hm.Lock()
delete(hm.internal, key)
hm.Unlock()
}
func (hm *HostMap) Store(key string, value *Host) {
hm.Lock()
hm.internal[key] = value
hm.Unlock()
}