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lock_entry_table.go
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/
lock_entry_table.go
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package rebalance
import (
"git.oschina.net/cloudzone/smartgo/stgcommon/message"
"git.oschina.net/cloudzone/smartgo/stgcommon/protocol/body"
"sync"
)
// LockEntryTable LockEntryTable
// Author rongzhihong
// Since 2017/9/20
type LockEntryTable struct {
lockEntryTable map[*message.MessageQueue]*body.LockEntry
sync.RWMutex
}
func NewLockEntryTable() *LockEntryTable {
lockTable := new(LockEntryTable)
lockTable.lockEntryTable = make(map[*message.MessageQueue]*body.LockEntry, 32)
return lockTable
}
func (lockTable *LockEntryTable) Put(key *message.MessageQueue, value *body.LockEntry) {
lockTable.Lock()
defer lockTable.Unlock()
lockTable.lockEntryTable[key] = value
}
func (lockTable *LockEntryTable) Get(key *message.MessageQueue) *body.LockEntry {
lockTable.RLock()
defer lockTable.RUnlock()
v, ok := lockTable.lockEntryTable[key]
if !ok {
return nil
}
return v
}
func (lockTable *LockEntryTable) Remove(key *message.MessageQueue) {
lockTable.Lock()
defer lockTable.Unlock()
_, ok := lockTable.lockEntryTable[key]
if ok {
return
}
delete(lockTable.lockEntryTable, key)
}
func (lockTable *LockEntryTable) Foreach(fn func(k *message.MessageQueue, v *body.LockEntry)) {
lockTable.RLock()
defer lockTable.RUnlock()
for k, v := range lockTable.lockEntryTable {
fn(k, v)
}
}