mirror of
https://github.com/charlienet/go-mixed.git
synced 2025-07-18 00:22:41 +08:00
140 lines
2.1 KiB
Go
140 lines
2.1 KiB
Go
package maps
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import (
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"github.com/charlienet/go-mixed/locker"
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)
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type hashMap[K hashable, V any] struct {
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m map[K]V
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opt *options
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}
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func NewHashMap[K hashable, V any](maps ...map[K]V) *hashMap[K, V] {
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m := make(map[K]V)
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if len(maps) > 0 {
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m = Merge(maps...)
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}
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return &hashMap[K, V]{opt: acquireDefaultOptions(), m: m}
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}
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// Synchronize
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func (m *hashMap[K, V]) Synchronize() *hashMap[K, V] {
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m.opt.mu = locker.NewRWLocker()
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m.opt.hasLocker = true
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return m
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}
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func (m *hashMap[K, V]) Set(key K, value V) {
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m.opt.mu.Lock()
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m.m[key] = value
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m.opt.mu.Unlock()
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}
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func (m *hashMap[K, V]) Get(key K) (V, bool) {
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m.opt.mu.RLock()
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v, exist := m.m[key]
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m.opt.mu.RUnlock()
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return v, exist
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}
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func (m *hashMap[K, V]) Delete(key K) {
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m.opt.mu.Lock()
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defer m.opt.mu.Unlock()
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delete(m.m, key)
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}
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func (m *hashMap[K, V]) Exist(key K) bool {
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m.opt.mu.RLock()
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defer m.opt.mu.RUnlock()
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_, ok := m.m[key]
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return ok
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}
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func (m *hashMap[K, V]) Iter() <-chan *Entry[K, V] {
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ch := make(chan *Entry[K, V], m.Count())
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go func() {
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m.opt.mu.RLock()
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defer m.opt.mu.RUnlock()
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for k, v := range m.m {
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ch <- &Entry[K, V]{
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Key: k,
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Value: v,
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}
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}
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close(ch)
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}()
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return ch
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}
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func (m *hashMap[K, V]) ForEach(f func(K, V) bool) {
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cloned := m.ToMap()
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for k, v := range cloned {
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f(k, v)
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}
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}
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func (m *hashMap[K, V]) Keys() []K {
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m.opt.mu.RLock()
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defer m.opt.mu.RUnlock()
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keys := make([]K, 0, m.Count())
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for k := range m.m {
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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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func (m *hashMap[K, V]) Values() []V {
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m.opt.mu.RLock()
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defer m.opt.mu.RUnlock()
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values := make([]V, 0, m.Count())
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for _, v := range m.m {
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values = append(values, v)
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}
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return values
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}
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func (m *hashMap[K, V]) ToMap() map[K]V {
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m.opt.mu.RLock()
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defer m.opt.mu.RUnlock()
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mm := make(map[K]V, m.Count())
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for k, v := range m.m {
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mm[k] = v
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}
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return mm
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}
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func (m *hashMap[K, V]) Clear() {
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m.opt.mu.Lock()
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defer m.opt.mu.Unlock()
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m.m = make(map[K]V)
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}
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func (m *hashMap[K, V]) Count() int {
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return len(m.m)
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}
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func (m *hashMap[K, V]) Clone() Map[K, V] {
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ret := NewHashMap(m.ToMap())
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if m.opt.hasLocker {
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ret = ret.Synchronize()
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}
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return ret
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}
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