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75 lines
1.1 KiB
75 lines
1.1 KiB
package cmap
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import "sync"
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// CMap is a goroutine-safe map
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type CMap struct {
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m map[string]interface{}
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l sync.Mutex
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}
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func NewCMap() *CMap {
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return &CMap{
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m: make(map[string]interface{}),
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}
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}
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func (cm *CMap) Set(key string, value interface{}) {
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cm.l.Lock()
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cm.m[key] = value
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cm.l.Unlock()
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}
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func (cm *CMap) Get(key string) interface{} {
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cm.l.Lock()
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val := cm.m[key]
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cm.l.Unlock()
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return val
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}
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func (cm *CMap) Has(key string) bool {
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cm.l.Lock()
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_, ok := cm.m[key]
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cm.l.Unlock()
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return ok
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}
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func (cm *CMap) Delete(key string) {
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cm.l.Lock()
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delete(cm.m, key)
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cm.l.Unlock()
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}
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func (cm *CMap) Size() int {
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cm.l.Lock()
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size := len(cm.m)
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cm.l.Unlock()
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return size
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}
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func (cm *CMap) Clear() {
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cm.l.Lock()
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cm.m = make(map[string]interface{})
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cm.l.Unlock()
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}
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func (cm *CMap) Keys() []string {
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cm.l.Lock()
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keys := make([]string, 0, len(cm.m))
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for k := range cm.m {
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keys = append(keys, k)
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}
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cm.l.Unlock()
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return keys
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}
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func (cm *CMap) Values() []interface{} {
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cm.l.Lock()
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items := make([]interface{}, 0, len(cm.m))
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for _, v := range cm.m {
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items = append(items, v)
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}
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cm.l.Unlock()
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return items
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}
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