optimise

diff --git a/asset/asset.go b/asset/asset.go
index 35fcfca..b173c30 100644 (file)
--- a/asset/asset.go
+++ b/asset/asset.go
@@ -302,8 +302,13 @@ func (reg *Registry) GetAsset(id string) (*Asset, error) {
 // ListAssets returns the accounts in the db
 func (reg *Registry) ListAssets(id string) ([]*Asset, error) {
        assets := []*Asset{DefaultNativeAsset}
-       assetKey := append(assetPrefix, []byte(id)...)
-       assetIter := reg.db.IteratorPrefix(assetKey)
+
+       assetID := &bc.AssetID{}
+       if err := assetID.UnmarshalText([]byte(id)); err != nil {
+               return nil, err
+       }
+
+       assetIter := reg.db.IteratorPrefix(Key(assetID))
        defer assetIter.Release()
 
        for assetIter.Next() {