change revision logic

Author: dakimura

main.go

@@ -2,10 +2,51 @@ package main
 
 import (
 	"fmt"
-
-	"github.com/bradfitz/gomemcache/memcache"
 	memcacheWithTag "github.com/dakimura/memctag/memcache"
+	"github.com/bradfitz/gomemcache/memcache"
 )
+// 	memcacheWithTag "github.com/dakimura/memctag/memcache"
+
+//func main() {
+//	mc := memcacheWithTag.NewClient("127.0.0.1:11211")
+//
+//	item := memcache.Item{Key: "1:message", Value: []byte("cache1")}
+//	item2 := memcache.Item{Key: "2:message", Value: []byte("cache2")}
+//	item3 := memcache.Item{Key: "3:message", Value: []byte("cache3")}
+//	item4 := memcache.Item{Key: "4:message", Value: []byte("cache4")}
+//	item5 := memcache.Item{Key: "5:message", Value: []byte("cache5")}
+//	item6 := memcache.Item{Key: "6:message", Value: []byte("cache6")}
+//	item7 := memcache.Item{Key: "7:message", Value: []byte("cache7")}
+//	item8 := memcache.Item{Key: "8:message", Value: []byte("cache8")}
+//	item9 := memcache.Item{Key: "9:message", Value: []byte("cache9")}
+//	item10 := memcache.Item{Key: "10:message", Value: []byte("cache10")}
+//
+//	tags := []string{"1-tag"}
+//
+//	mc.SetWithTags(&item, tags)
+//	mc.SetWithTags(&item2, tags)
+//	mc.SetWithTags(&item3, tags)
+//	mc.SetWithTags(&item4, tags)
+//	mc.SetWithTags(&item5, tags)
+//	mc.SetWithTags(&item6, tags)
+//	mc.SetWithTags(&item7, tags)
+//	mc.SetWithTags(&item8, tags)
+//	mc.SetWithTags(&item9, tags)
+//	mc.SetWithTags(&item10, tags)
+//
+//	printCache(mc.GetWithTags("1:message", tags))
+//	printCache(mc.GetWithTags("2:message", tags))
+//	printCache(mc.GetWithTags("3:message", tags))
+//	printCache(mc.GetWithTags("4:message", tags))
+//	printCache(mc.GetWithTags("5:message", tags))
+//	printCache(mc.GetWithTags("6:message", tags))
+//	printCache(mc.GetWithTags("7:message", tags))
+//	printCache(mc.GetWithTags("8:message", tags))
+//	printCache(mc.GetWithTags("9:message", tags))
+//	printCache(mc.GetWithTags("10:message", tags))
+//}
+
+
 
 func main() {
 	mc := memcacheWithTag.NewClient("127.0.0.1:11211")
@@ -17,27 +58,24 @@ func main() {
 	item2 := memcache.Item{Key: "2:message", Value: []byte("cache2")}
 	item3 := memcache.Item{Key: "3:message", Value: []byte("cache3")}
 
-	mc.SetWithTags(&item, tags)
-	mc.SetWithTags(&item2, tags)
-	mc.SetWithTags(&item3, tag)
+	mc.SetWithTags(&item, []string{"1-tag", "2-tag"})
+	mc.SetWithTags(&item2, []string{"1-tag", "2-tag"})
+	mc.SetWithTags(&item3, []string{"1-tag"})
 
-	printCache(mc.GetWithTags("1:message", tags)) //"1-tag", "2-tag"
-	printCache(mc.GetWithTags("2:message", tags)) //"1-tag", "2-tag"
-	printCache(mc.GetWithTags("3:message", tag))  //"1-tag"
-
-	fmt.Println("-------")
+	//fmt.Println("-------")
 	mc.Delete("2-tag")
 
 	printCache(mc.GetWithTags("1:message", tags)) //"1-tag", "2-tag"
 	printCache(mc.GetWithTags("2:message", tags)) //"1-tag", "2-tag"
 	printCache(mc.GetWithTags("3:message", tag))  //"1-tag"
 
-	fmt.Println("-------")
+	//fmt.Println("-------")
+	//
+	//mc.Delete("3:message")
+	//printCache(mc.GetWithTags("3:message", tag))
+}
 
-	mc.Delete("3:message")
-	printCache(mc.GetWithTags("3:message", tag))
 
-}
 
 func printCache(item *memcache.Item, err error) {
 	if err != nil {

memcache/set.go

@@ -46,9 +46,7 @@ func (c *Client) generateKeyStr(k string, tags []string) (string, error) {
 }
 
 func createRevision() []byte {
-	revision := make([]byte, 1)
-	revision[0] = byte(rand.Intn(26) + 65)
-	return revision
+	return []byte(string(rand.Intn(100000)))
 }
 
 func (c *Client) setRevision(key string, revision []byte) error {