Beispiel #1
0
func encode(s string) []byte {
	switch *enc {
	case stringFormat:
		return []byte(s)
	case floatFormat:
		result, err := strconv.ParseFloat(s, 64)
		if err != nil {
			panic(err)
		}
		return setop.EncodeFloat64(result)
	case intFormat:
		result, err := strconv.ParseInt(s, 10, 64)
		if err != nil {
			panic(err)
		}
		return setop.EncodeInt64(result)
	case bigFormat:
		result, ok := new(big.Int).SetString(s, 10)
		if !ok {
			panic(fmt.Errorf("Bad BigInt format: %v", s))
		}
		return setop.EncodeBigInt(result)
	}
	panic(fmt.Errorf("Unknown encoding: %v", *enc))
}
Beispiel #2
0
func ExampleTreeMirror() {
	server := dhash.NewNodeDir("127.0.0.1:3030", "127.0.0.1:3030", "").MustStart()
	defer server.Stop()
	conn := client.MustConn("127.0.0.1:3030")
	conn.SubAddConfiguration([]byte("myfriends"), "mirrored", "yes")
	conn.SubPut([]byte("myfriends"), []byte("alice"), setop.EncodeFloat64(10))
	conn.SubPut([]byte("myfriends"), []byte("bob"), setop.EncodeFloat64(5))
	conn.SubPut([]byte("myfriends"), []byte("charlie"), setop.EncodeFloat64(6))
	conn.SubPut([]byte("myfriends"), []byte("denise"), setop.EncodeFloat64(4))
	fmt.Printf("name score\n")
	for _, friend := range conn.MirrorReverseSlice([]byte("myfriends"), nil, nil, true, true) {
		fmt.Printf("%v %v\n", fmt.Sprint(setop.DecodeFloat64(friend.Key)), string(friend.Value))
	}
	// Output:
	// name score
	// 10 <nil> alice
	// 6 <nil> charlie
	// 5 <nil> bob
	// 4 <nil> denise
}
Beispiel #3
0
func ExampleSetExpression() {
	server := dhash.NewNodeDir("127.0.0.1:2020", "127.0.0.1:2020", "").MustStart()
	defer server.Stop()
	conn := client.MustConn("127.0.0.1:2020")
	conn.SubPut([]byte("myfriends"), []byte("alice"), setop.EncodeFloat64(10))
	conn.SubPut([]byte("myfriends"), []byte("bob"), setop.EncodeFloat64(5))
	conn.SubPut([]byte("yourfriends"), []byte("bob"), setop.EncodeFloat64(6))
	conn.SubPut([]byte("yourfriends"), []byte("charlie"), setop.EncodeFloat64(4))
	fmt.Printf("name score\n")
	for _, friend := range conn.SetExpression(setop.SetExpression{
		Code: "(U:FloatSum myfriends yourfriends)",
	}) {
		fmt.Printf("%v %v\n", string(friend.Key), fmt.Sprint(setop.DecodeFloat64(friend.Values[0])))
	}
	// Output:
	// name score
	// alice 10 <nil>
	// bob 11 <nil>
	// charlie 4 <nil>
}