lnd.xprv/chainntnfs/bitcoindnotify/driver.go

41 lines
1.1 KiB
Go
Raw Normal View History

2017-11-10 03:30:20 +03:00
package bitcoindnotify
import (
"fmt"
"github.com/btcsuite/btcwallet/chain"
2018-07-31 10:17:17 +03:00
"github.com/lightningnetwork/lnd/chainntnfs"
2017-11-10 03:30:20 +03:00
)
// createNewNotifier creates a new instance of the ChainNotifier interface
// implemented by BitcoindNotifier.
func createNewNotifier(args ...interface{}) (chainntnfs.ChainNotifier, error) {
if len(args) != 1 {
2017-11-10 03:30:20 +03:00
return nil, fmt.Errorf("incorrect number of arguments to "+
".New(...), expected 1, instead passed %v", len(args))
2017-11-10 03:30:20 +03:00
}
chainConn, ok := args[0].(*chain.BitcoindConn)
2017-11-10 03:30:20 +03:00
if !ok {
return nil, fmt.Errorf("first argument to bitcoindnotify.New " +
"is incorrect, expected a *chain.BitcoindConn")
2017-11-10 03:30:20 +03:00
}
return New(chainConn), nil
2017-11-10 03:30:20 +03:00
}
// init registers a driver for the BtcdNotifier concrete implementation of the
// chainntnfs.ChainNotifier interface.
func init() {
// Register the driver.
notifier := &chainntnfs.NotifierDriver{
NotifierType: notifierType,
New: createNewNotifier,
}
if err := chainntnfs.RegisterNotifier(notifier); err != nil {
panic(fmt.Sprintf("failed to register notifier driver '%s': %v",
notifierType, err))
}
}