// and limitations under the License.
package execution
import (
"github.com/couchbase/query/util"
"github.com/couchbase/query/value"
)
func notifyChildren(children ...Operator) {
for _, child := range children {
if child != nil {
select {
case child.StopChannel() <- false:
default:
}
}
}
}
func copyOperator(op Operator) Operator {
if op == nil {
return nil
} else {
return op.Copy()
}
}
var _STRING_POOL = util.NewStringPool(_BATCH_SIZE)
var _STRING_ANNOTATED_POOL = value.NewStringAnnotatedPool(_BATCH_SIZE)
)
func eval(cx expression.Expressions, context *Context, parent value.Value) (value.Values, bool) {
if cx == nil {
return nil, true
}
cv := make(value.Values, len(cx))
var e error
for i, expr := range cx {
cv[i], e = expr.Evaluate(parent, context)
if e != nil {
context.Error(errors.NewEvaluationError(e, "filter term"))
return nil, false
}
}
return cv, true
}
func notifyConn(stopchannel datastore.StopChannel) {
select {
case stopchannel <- false:
default:
}
}
var _SCAN_POOL = NewOperatorPool(16)
var _COUNT_POOL = util.NewStringIntPool(1024)
var _VALUE_POOL = value.NewStringAnnotatedPool(1024)