67 lines
1.1 KiB
Go
67 lines
1.1 KiB
Go
package orderedmap
|
|
|
|
import "github.com/ryszard/goskiplist/skiplist"
|
|
|
|
type skiplistOrderedMap struct {
|
|
sl *skiplist.SkipList
|
|
}
|
|
|
|
func NewSkipList(lesser func(l, r interface{}) bool) *skiplistOrderedMap {
|
|
return &skiplistOrderedMap{skiplist.NewCustomMap(lesser)}
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) Set(key interface{}, value interface{}) {
|
|
me.sl.Set(key, value)
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) Get(key interface{}) interface{} {
|
|
if me == nil {
|
|
return nil
|
|
}
|
|
ret, _ := me.sl.Get(key)
|
|
return ret
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) GetOk(key interface{}) (interface{}, bool) {
|
|
if me == nil {
|
|
return nil, false
|
|
}
|
|
return me.sl.Get(key)
|
|
}
|
|
|
|
type Iter struct {
|
|
it skiplist.Iterator
|
|
}
|
|
|
|
func (me *Iter) Next() bool {
|
|
if me == nil {
|
|
return false
|
|
}
|
|
return me.it.Next()
|
|
}
|
|
|
|
func (me *Iter) Value() interface{} {
|
|
return me.it.Value()
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) Iter() *Iter {
|
|
if me == nil {
|
|
return nil
|
|
}
|
|
return &Iter{me.sl.Iterator()}
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) Unset(key interface{}) {
|
|
if me == nil {
|
|
return
|
|
}
|
|
me.sl.Delete(key)
|
|
}
|
|
|
|
func (me *skiplistOrderedMap) Len() int {
|
|
if me.sl == nil {
|
|
return 0
|
|
}
|
|
return me.sl.Len()
|
|
}
|