ref: a0b30cd29a72e5544f92e0f8dd1fe0fbc55b941d
dir: /browser/cache/cache.go/
package cache
import (
"github.com/psilva261/opossum"
"sort"
"time"
)
var c = make(Items, 0, 100)
type Items []*Item
func (is Items) Len() int {
return len(is)
}
func (is Items) Swap(i, j int) {
is[i], is[j] = is[j], is[i]
}
func (is Items) Less(i, j int) bool {
return is[i].Used.After(is[j].Used)
}
type Item struct {
Addr string
opossum.ContentType
Buf []byte
Used time.Time
}
func Get(addr string) (i Item, ok bool) {
for _, it := range c {
if it.Addr == addr {
it.Used = time.Now()
return *it, true
}
}
return
}
func Set(i Item) {
i.Used = time.Now()
c = append(c, &i)
}
func Tidy() {
if len(c) < 100 {
return
}
sort.Stable(c)
c = c[0:50]
}