rootandClaude Opus 4.7
85c0071fd8
来源：hgdjnet-server 9bfbafe10d417deea959bd53117bc88a10e60a83 项目身份 HKDJ / JHA-216，独立官网仓库，Jenkins 守卫键 hkdjnet 测试目录 /server/hkdj_net，App/Web API 30331/30332 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
144 lines
2.8 KiB
Go
144 lines
2.8 KiB
Go
package lock
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import (
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"sync"
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)
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type Dict[K comparable, V any] struct {
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dict map[K]V
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lock sync.RWMutex
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}
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func NewDict[K comparable, V any]() *Dict[K, V] {
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return &Dict[K, V]{
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dict: make(map[K]V),
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}
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}
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// Count get dict key count
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func (d *Dict[K, V]) Count() int {
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d.lock.RLock()
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defer d.lock.RUnlock()
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return len(d.dict)
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}
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// Keys get dict keys
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func (d *Dict[K, V]) Keys() []K {
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d.lock.RLock()
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defer d.lock.RUnlock()
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keys := make([]K, 0, len(d.dict))
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for k := range d.dict {
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keys = append(keys, k)
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}
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return keys
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}
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// Set set k v to dict, overwrite old value if exists
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func (d *Dict[K, V]) Set(key K, value V) {
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d.lock.Lock()
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defer d.lock.Unlock()
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d.dict[key] = value
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}
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// Has if exists, return true
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func (d *Dict[K, V]) Has(key K) bool {
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d.lock.RLock()
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defer d.lock.RUnlock()
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_, exists := d.dict[key]
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return exists
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}
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// Get if exists, return value and true
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func (d *Dict[K, V]) Get(key K) (V, bool) {
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d.lock.RLock()
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defer d.lock.RUnlock()
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value, exists := d.dict[key]
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return value, exists
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}
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// Del if exists and del success, return true
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func (d *Dict[K, V]) Del(key K) bool {
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d.lock.Lock()
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defer d.lock.Unlock()
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_, exists := d.dict[key]
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delete(d.dict, key)
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return exists
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}
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// Remove if exists and remove success, return old value and true
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func (d *Dict[K, V]) Remove(key K) (V, bool) {
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d.lock.Lock()
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defer d.lock.Unlock()
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value, exists := d.dict[key]
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delete(d.dict, key)
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return value, exists
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}
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// SetIfNotExists if not exists and set success, return true
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func (d *Dict[K, V]) SetIfNotExists(key K, value V) bool {
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d.lock.Lock()
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defer d.lock.Unlock()
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_, exists := d.dict[key]
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if !exists {
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d.dict[key] = value
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return true
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}
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return false
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}
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// GetOrSetIfNotExists if key exists return old:true, or, set new value, and return new:false
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func (d *Dict[K, V]) GetOrSetIfNotExists(key K, new V) (V, bool) {
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d.lock.Lock()
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defer d.lock.Unlock()
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old, exists := d.dict[key]
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if !exists {
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d.dict[key] = new
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return new, false
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}
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return old, true
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}
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// Travel travels all dict keys and values
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func (d *Dict[K, V]) Travel(travel func(key K, value V) bool) {
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d.lock.RLock()
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defer d.lock.RUnlock()
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for key, value := range d.dict {
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cont := travel(key, value)
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if !cont {
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break
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}
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}
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}
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// Clear dict directly
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func (d *Dict[K, V]) Clear() {
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d.lock.Lock()
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defer d.lock.Unlock()
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d.dict = map[K]V{}
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}
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// Update replace dict directly
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func (d *Dict[K, V]) Update(dict map[K]V) {
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d.lock.Lock()
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defer d.lock.Unlock()
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d.dict = dict
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}
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// Replace replace dict directly and return old dict
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func (d *Dict[K, V]) Replace(dict map[K]V) map[K]V {
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d.lock.Lock()
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defer d.lock.Unlock()
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old := d.dict
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d.dict = dict
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return old
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}
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// Append dict directly
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func (d *Dict[K, V]) Append(dict map[K]V) {
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d.lock.Lock()
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defer d.lock.Unlock()
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for k, v := range dict {
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d.dict[k] = v
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}
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}
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