(item any)
| 28 | } |
| 29 | |
| 30 | func (this *FixedSet) Push(item any) { |
| 31 | this.locker.Lock() |
| 32 | _, ok := this.m[item] |
| 33 | if !ok { |
| 34 | // 是否已满 |
| 35 | if len(this.keys) == this.maxSize { |
| 36 | var firstKey = this.keys[0] |
| 37 | this.keys = this.keys[1:] |
| 38 | delete(this.m, firstKey) |
| 39 | } |
| 40 | |
| 41 | this.m[item] = zero.New() |
| 42 | this.keys = append(this.keys, item) |
| 43 | } |
| 44 | this.locker.Unlock() |
| 45 | } |
| 46 | |
| 47 | func (this *FixedSet) Has(item any) bool { |
| 48 | this.locker.RLock() |