X-Git-Url: http://git.osdn.net/view?p=bytom%2Fvapor.git;a=blobdiff_plain;f=protocol%2Fprotocol.go;fp=protocol%2Fprotocol.go;h=98b285b032ccdf59d9a49ef1a53db1e218600891;hp=ee3114e9f1bfc468b1fb6230b7b71ce044ff03e1;hb=a6f99bcae0c1f80ff65708b65ab03244c0a2fecc;hpb=232c4d924956f0945db38bf2cc8ecfb87f3c445f

diff --git a/protocol/protocol.go b/protocol/protocol.go
index ee3114e9..98b285b0 100644
--- a/protocol/protocol.go
+++ b/protocol/protocol.go
@@ -3,7 +3,6 @@ package protocol
 import (
 	"sync"
 
-	"github.com/golang/groupcache/lru"
 	log "github.com/sirupsen/logrus"
 
 	"github.com/vapor/config"
@@ -11,6 +10,7 @@ import (
 	"github.com/vapor/protocol/bc"
 	"github.com/vapor/protocol/bc/types"
 	"github.com/vapor/protocol/state"
+	"github.com/vapor/common"
 )
 
 const maxProcessBlockChSize = 1024
@@ -24,7 +24,7 @@ type Chain struct {
 	processBlockCh chan *processBlockMsg
 
 	consensusNodeManager *consensusNodeManager
-	signatureCache       *lru.Cache
+	signatureCache       *common.Cache
 	eventDispatcher      *event.Dispatcher
 
 	cond                 sync.Cond
@@ -38,7 +38,7 @@ func NewChain(store Store, txPool *TxPool, eventDispatcher *event.Dispatcher) (*
 		orphanManage:    NewOrphanManage(),
 		txPool:          txPool,
 		store:           store,
-		signatureCache:  lru.New(maxSignatureCacheSize),
+		signatureCache:  common.NewCache(maxSignatureCacheSize),
 		eventDispatcher: eventDispatcher,
 		processBlockCh:  make(chan *processBlockMsg, maxProcessBlockChSize),
 	}