diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index ad759b1..88e09a6 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -5,6 +5,7 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" readonly="true" id="03ed5703-81a1-441b-849c-c426276586b7" name="Default" comment="工具">
+      <change beforePath="" afterPath="$PROJECT_DIR$/cache" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
       <change beforePath="$PROJECT_DIR$/cache_memory.go" afterPath="$PROJECT_DIR$/cache_memory.go" />
       <change beforePath="$PROJECT_DIR$/cache_redis.go" afterPath="$PROJECT_DIR$/cache_redis.go" />
@@ -27,11 +28,11 @@
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file leaf-file-name="main.go" pinned="false" current-in-tab="false">
+      <file leaf-file-name="main.go" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/example/main.go">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="390">
-              <caret line="32" column="6" lean-forward="true" selection-start-line="32" selection-start-column="6" selection-end-line="32" selection-end-column="6" />
+            <state relative-caret-position="375">
+              <caret line="32" column="17" lean-forward="true" selection-start-line="32" selection-start-column="17" selection-end-line="32" selection-end-column="17" />
               <folding />
             </state>
           </provider>
@@ -57,11 +58,11 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="cache_redis.go" pinned="false" current-in-tab="true">
+      <file leaf-file-name="cache_redis.go" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/cache_redis.go">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="90">
-              <caret line="9" column="4" lean-forward="false" selection-start-line="9" selection-start-column="4" selection-end-line="9" selection-end-column="7" />
+              <caret line="10" column="14" lean-forward="true" selection-start-line="10" selection-start-column="14" selection-end-line="10" selection-end-column="14" />
               <folding />
             </state>
           </provider>
@@ -132,8 +133,8 @@
         <option value="$PROJECT_DIR$/error.go" />
         <option value="$PROJECT_DIR$/cache_memory.go" />
         <option value="$PROJECT_DIR$/example/config/config.json" />
-        <option value="$PROJECT_DIR$/example/main.go" />
         <option value="$PROJECT_DIR$/cache_redis.go" />
+        <option value="$PROJECT_DIR$/example/main.go" />
       </list>
     </option>
   </component>
@@ -177,23 +178,6 @@
               <item name="hotime" type="b2602c69:ProjectViewProjectNode" />
               <item name="hotime" type="462c0819:PsiDirectoryNode" />
             </path>
-            <path>
-              <item name="hotime" type="b2602c69:ProjectViewProjectNode" />
-              <item name="hotime" type="462c0819:PsiDirectoryNode" />
-              <item name="example" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="hotime" type="b2602c69:ProjectViewProjectNode" />
-              <item name="hotime" type="462c0819:PsiDirectoryNode" />
-              <item name="example" type="462c0819:PsiDirectoryNode" />
-              <item name="config" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="hotime" type="b2602c69:ProjectViewProjectNode" />
-              <item name="hotime" type="462c0819:PsiDirectoryNode" />
-              <item name="example" type="462c0819:PsiDirectoryNode" />
-              <item name="tpt" type="462c0819:PsiDirectoryNode" />
-            </path>
           </expand>
           <select />
         </subPane>
@@ -402,7 +386,7 @@
       <workItem from="1522771122447" duration="2480000" />
       <workItem from="1522778115746" duration="44000" />
       <workItem from="1522778659126" duration="455000" />
-      <workItem from="1522779789231" duration="1365000" />
+      <workItem from="1522779789231" duration="1641000" />
     </task>
     <task id="LOCAL-00001">
       <created>1500458878821</created>
@@ -597,7 +581,7 @@
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="95044000" />
+    <option name="totallyTimeSpent" value="95320000" />
   </component>
   <component name="TodoView">
     <todo-panel id="selected-file">
@@ -610,6 +594,7 @@
   </component>
   <component name="ToolWindowManager">
     <frame x="55" y="-8" width="1873" height="1084" extended-state="0" />
+    <editor active="true" />
     <layout>
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32846716" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
       <window_info id="Palette&#9;" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
@@ -619,7 +604,7 @@
       <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.6329114" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32911393" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.32805908" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.32805908" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Capture Tool" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.36900166" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
@@ -701,14 +686,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/example/main.go">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="390">
-          <caret line="32" column="6" lean-forward="true" selection-start-line="32" selection-start-column="6" selection-end-line="32" selection-end-column="6" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/cache_memory.go">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="133">
@@ -720,7 +697,15 @@
     <entry file="file://$PROJECT_DIR$/cache_redis.go">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="90">
-          <caret line="9" column="4" lean-forward="false" selection-start-line="9" selection-start-column="4" selection-end-line="9" selection-end-column="7" />
+          <caret line="10" column="14" lean-forward="true" selection-start-line="10" selection-start-column="14" selection-end-line="10" selection-end-column="14" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/example/main.go">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="375">
+          <caret line="32" column="17" lean-forward="true" selection-start-line="32" selection-start-column="17" selection-end-line="32" selection-end-column="17" />
           <folding />
         </state>
       </provider>
diff --git a/cache_redis.go b/cache_redis.go
index 717c713..e35265a 100644
--- a/cache_redis.go
+++ b/cache_redis.go
@@ -3,17 +3,18 @@ package hotime
 import (
 	"time"
 	"sync"
+	"github.com/garyburd/redigo/redis"
 )
 
 type CacheRedis struct {
 	Time int64
-	Map
+	redis.Conn
 	contextBase
 }
 
 func (this *CacheRedis) Cache(key string, data ...interface{}) *Obj {
 
-
+	redis.Dial()
 
 	reData:= &Obj{}
 
diff --git a/example/main.go b/example/main.go
index cd93c01..24818f9 100644
--- a/example/main.go
+++ b/example/main.go
@@ -6,10 +6,11 @@ import (
 	_ "github.com/go-sql-driver/mysql"
 	"go.hoteas.com/hotime"
 	"golang.org/x/net/websocket"
+	"github.com/garyburd/redigo/redis"
 )
 
 func main() {
-
+	hotime.CacheRedis{nil,redis.Dial()}
 	appIns := hotime.Application{}
 	i := 0