/
cratedb.go
66 lines (53 loc) · 1.33 KB
/
cratedb.go
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package query
import (
"fmt"
"sync"
)
// CrateDB encodes a CrateDB request. This will be serialized for use
// by the tsbs_run_queries_cratedb program.
type CrateDB struct {
HumanLabel []byte
HumanDescription []byte
Table []byte // e.g. "cpu"
SqlQuery []byte
id uint64
}
var CrateDBPool = sync.Pool{
New: func() interface{} {
return &CrateDB{
HumanLabel: make([]byte, 0, 1024),
HumanDescription: make([]byte, 0, 1024),
Table: make([]byte, 0, 1024),
SqlQuery: make([]byte, 0, 1024),
}
},
}
func NewCrateDB() *CrateDB {
return CrateDBPool.Get().(*CrateDB)
}
func (q *CrateDB) GetID() uint64 {
return q.id
}
func (q *CrateDB) SetID(n uint64) {
q.id = n
}
// String produces a debug-ready description of a Query.
func (q *CrateDB) String() string {
return fmt.Sprintf("HumanLabel: %s, HumanDescription: %s, Table: %s, Query: %s",
q.HumanLabel, q.HumanDescription, q.Table, q.SqlQuery)
}
func (q *CrateDB) HumanLabelName() []byte {
return q.HumanLabel
}
func (q *CrateDB) HumanDescriptionName() []byte {
return q.HumanDescription
}
// Release resets and returns this Query to its pool
func (q *CrateDB) Release() {
q.HumanLabel = q.HumanLabel[:0]
q.HumanDescription = q.HumanDescription[:0]
q.id = 0
q.Table = q.Table[:0]
q.SqlQuery = q.SqlQuery[:0]
CrateDBPool.Put(q)
}