From dafc477fe89a909f56a65e840683163e90a43e40 Mon Sep 17 00:00:00 2001
From: Jan Bader <jan.bader@ub-software.de>
Date: Tue, 20 Dec 2016 11:40:12 +0100
Subject: [PATCH] Add package ulid

---
 ulid/ulid.go | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 ulid/ulid.go

diff --git a/ulid/ulid.go b/ulid/ulid.go
new file mode 100644
index 0000000..ba32639
--- /dev/null
+++ b/ulid/ulid.go
@@ -0,0 +1,26 @@
+package ulid
+
+import (
+	"math/rand"
+	"time"
+
+	"github.com/oklog/ulid"
+)
+
+type UlidGenerator struct {
+	time    time.Time
+	entropy *rand.Rand
+}
+
+func NewGenerator() (*UlidGenerator, error) {
+	t := time.Time{}
+	ug := &UlidGenerator{
+		time:    t,
+		entropy: rand.New(rand.NewSource(t.UnixNano())),
+	}
+	return ug, nil
+}
+
+func (ug *UlidGenerator) New() ulid.ULID {
+	return ulid.MustNew(ulid.Timestamp(ug.time), ug.entropy)
+}