Method Put

engine/grpc/client/string.go:11–43

Put puts a key-value pair into the db by client api

(key string, value interface{})

// Put puts a key-value pair into the db by client api
func (c *Client) Put(key string, value interface{}) error {
	client, err := newGrpcClient(c.Addr)
	if err != nil {
		return errors.New("new grpc client error: " + err.Error())
	}
	req := &gstring.SetRequest{Key: key}
	switch v := value.(type) {
	case string:
		req.Value = &gstring.SetRequest_StringValue{StringValue: v}
	case int32:
		req.Value = &gstring.SetRequest_Int32Value{Int32Value: v}
	case int64:
		req.Value = &gstring.SetRequest_Int64Value{Int64Value: v}
	case float32:
		req.Value = &gstring.SetRequest_Float32Value{Float32Value: v}
	case float64:
		req.Value = &gstring.SetRequest_Float64Value{Float64Value: v}
	case bool:
		req.Value = &gstring.SetRequest_BoolValue{BoolValue: v}
	case []byte:
		req.Value = &gstring.SetRequest_BytesValue{BytesValue: v}
	default:
		return errors.New("unknown value type")
	}
	put, err := client.Put(context.Background(), req)
	if err != nil {
		return errors.New("client put failed: " + err.Error())
	}
	if !put.Ok {
		return errors.New("put failed")
	}
	return nil
}

// Get gets a value by key from the db by client api
func (c *Client) Get(key string) (interface{}, error) {