From 4ce4f1dac415d9d089cb071c7569ea6cbfc863d7 Mon Sep 17 00:00:00 2001
From: oysheng <oysheng@bytom.io>
Date: Sun, 22 Apr 2018 16:13:41 +0800
Subject: [PATCH] optimise

---
 asset/asset.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/asset/asset.go b/asset/asset.go
index 35fcfca1..b173c301 100644
--- 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() {
-- 
2.11.0