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resolver.go
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resolver.go
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// Unless explicitly stated otherwise all files in this repository are licensed
// under the Apache License Version 2.0.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2016-present Datadog, Inc.
// Package process holds process related files
package process
import (
"sync"
"github.com/DataDog/datadog-agent/pkg/security/secl/model"
)
// Pool defines a pool for process entry allocations
type Pool struct {
pool *sync.Pool
}
// Get returns a cache entry
func (p *Pool) Get() *model.ProcessCacheEntry {
return p.pool.Get().(*model.ProcessCacheEntry)
}
// Put returns a cache entry
func (p *Pool) Put(pce *model.ProcessCacheEntry) {
pce.Reset()
p.pool.Put(pce)
}
// NewProcessCacheEntryPool returns a new Pool
func NewProcessCacheEntryPool(onRelease func()) *Pool {
pcep := Pool{pool: &sync.Pool{}}
pcep.pool.New = func() interface{} {
return model.NewProcessCacheEntry(func(pce *model.ProcessCacheEntry) {
if pce.Ancestor != nil {
pce.Ancestor.Release()
}
onRelease()
pcep.Put(pce)
})
}
return &pcep
}