X-Git-Url: http://git.osdn.net/view?p=bytom%2Fvapor.git;a=blobdiff_plain;f=wallet%2Findexer.go;h=f3b7d5779d570e245fa5c06d529aec09c3dbaccf;hp=ddf7248d4ded9734cbeec87332f8194263ff8809;hb=6f7fe6fd7442ddcec8ee959c09b6d45639ef045f;hpb=5d1c9664ba4d870ccabfd995766487e99d1cf1b5

diff --git a/wallet/indexer.go b/wallet/indexer.go
index ddf7248d..f3b7d577 100644
--- a/wallet/indexer.go
+++ b/wallet/indexer.go
@@ -9,6 +9,7 @@ import (
 	log "github.com/sirupsen/logrus"
 
 	"github.com/vapor/account"
+	"github.com/vapor/asset"
 	"github.com/vapor/blockchain/query"
 	"github.com/vapor/crypto/sha3pool"
 	dbm "github.com/vapor/database/leveldb"
@@ -86,8 +87,13 @@ func saveExternalAssetDefinition(b *types.Block, walletDB dbm.DB) {
 	defer storeBatch.Write()
 
 	for _, tx := range b.Transactions {
-		for _, _ = range tx.Inputs {
-			// handle cross chain input here
+		for _, orig := range tx.Inputs {
+			if cci, ok := orig.TypedInput.(*types.CrossChainInput); ok {
+				assetID := cci.AssetId
+				if assetExist := walletDB.Get(asset.ExtAssetKey(assetID)); assetExist == nil {
+					storeBatch.Set(asset.ExtAssetKey(assetID), cci.AssetDefinition)
+				}
+			}
 		}
 	}
 }