diff --git a/src/main/java/com/pt/constant/Constants.java b/src/main/java/com/pt/constant/Constants.java
new file mode 100644
index 0000000..5cf22a0
--- /dev/null
+++ b/src/main/java/com/pt/constant/Constants.java
@@ -0,0 +1,20 @@
+package com.pt.constant;
+
+public class Constants {
+
+    public static final int DEFAULT_EXPIRE_TIME = 600000;
+
+    public static enum UserRole {
+        ADMIN(0),
+        USER(1);
+
+        private final int value;
+        private UserRole(int value) {
+            this.value = value;
+        }
+
+        public int getValue() {
+            return value;
+        }
+    }
+}