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change lock type to RW lock #9

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change lock type to RW lock #9

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3292b9c
change lock type to RW lock
May 18, 2021
d2a0a32
change lock type to RW lock
May 19, 2021
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4 changes: 3 additions & 1 deletion go.mod
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Original file line number Diff line number Diff line change
@@ -1 +1,3 @@
module github.com/goombaio/orderedmap
module github.com/shiyuleixia/orderedmap

go 1.15
6 changes: 3 additions & 3 deletions orderedmap.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ import (
// OrderedMap represents an associative array or map abstract data type.
type OrderedMap struct {
// mu Mutex protects data structures below.
mu sync.Mutex
mu sync.RWMutex

// keys is the Set list of keys.
keys []interface{}
Expand Down Expand Up @@ -60,8 +60,8 @@ func (m *OrderedMap) Put(key interface{}, value interface{}) {

// Get returns the value of a key from the OrderedMap.
func (m *OrderedMap) Get(key interface{}) (value interface{}, found bool) {
m.mu.Lock()
defer m.mu.Unlock()
m.mu.RLock()
defer m.mu.RUnlock()

value, found = m.store[key]
return value, found
Expand Down