/
map.go
83 lines (72 loc) · 1.67 KB
/
map.go
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// Copyright 2021 hardcore-os Project 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 utils
import (
"reflect"
"sync"
"github.com/pkg/errors"
)
// CoreMap _
type CoreMap struct {
m sync.Map
}
// NewMap _
func NewMap() *CoreMap {
return &CoreMap{m: sync.Map{}}
}
// Get _
func (c *CoreMap) Get(key interface{}) (interface{}, bool) {
hashKey := c.keyToHash(key)
return c.m.Load(hashKey)
}
// Set _
func (c *CoreMap) Set(key, value interface{}) {
hashKey := c.keyToHash(key)
c.m.Store(hashKey, value)
}
// Del _
func (c *CoreMap) Del(key interface{}) {
hashKey := c.keyToHash(key)
c.m.Delete(hashKey)
}
// Range _
func (c *CoreMap) Range(f func(key, value interface{}) bool) {
c.m.Range(f)
}
func (c *CoreMap) keyToHash(key interface{}) uint64 {
if key == nil {
return 0
}
switch k := key.(type) {
case []byte:
return MemHash(k)
case uint32:
return uint64(k)
case string:
return MemHashString(k)
case uint64:
return k
case byte:
return uint64(k)
case int:
return uint64(k)
case int32:
return uint64(k)
case int64:
return uint64(k)
default:
CondPanic(true, errors.Errorf("Key:[%+v] type not supported", reflect.TypeOf(k)))
}
return 0
}