Files
cgrates/ers/reader.go

46 lines
1.6 KiB
Go

/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package ers
import (
"fmt"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/utils"
)
type EventReader interface {
Config() *config.EventReaderCfg // reader configuration
Init(itmPath, itmName string) error // init will initialize the Reader, ie: open the file to read or http connection
Read() (*utils.CGREvent, error) // process a single record in the events file
Processed() int64 // number of records processed
Close() error // called when the reader should release resources
}
// NewEventReader instantiates the event reader based on configuration at index
func NewEventReader(rdrCfg *config.EventReaderCfg) (er EventReader, err error) {
switch rdrCfg.Type {
default:
err = fmt.Errorf("unsupported reader type: <%s>", rdrCfg.Type)
case utils.MetaFileCSV:
return NewCSVFileER(rdrCfg)
}
return
}