From ea01faf3947814fe7ecaa3705e5fbf0f171f7e48 Mon Sep 17 00:00:00 2001
From: Keuin <keuinx@gmail.com>
Date: Fri, 24 Apr 2020 13:43:20 +0800
Subject: Added hint at the "/kb" output in the first run after restoring from
 a backup. Warning: Backup in this version is not compatible with older
 version!

---
 .../kbackupfabric/metadata/MetadataHolder.java     | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/main/java/com/keuin/kbackupfabric/metadata/MetadataHolder.java

(limited to 'src/main/java/com/keuin/kbackupfabric/metadata/MetadataHolder.java')

diff --git a/src/main/java/com/keuin/kbackupfabric/metadata/MetadataHolder.java b/src/main/java/com/keuin/kbackupfabric/metadata/MetadataHolder.java
new file mode 100644
index 0000000..4180a19
--- /dev/null
+++ b/src/main/java/com/keuin/kbackupfabric/metadata/MetadataHolder.java
@@ -0,0 +1,22 @@
+package com.keuin.kbackupfabric.metadata;
+
+/**
+ * In the first startup after restoring from a previous backup, the metadata is stored in this class.
+ * The setMetadata can only be called when startup
+ */
+public class MetadataHolder {
+    private static BackupMetadata metadata = null;
+
+    public static BackupMetadata getMetadata() {
+        return metadata;
+    }
+
+    public static void setMetadata(BackupMetadata metadata) {
+        if (MetadataHolder.metadata == null)
+            MetadataHolder.metadata = metadata;
+    }
+
+    public static boolean hasMetadata() {
+        return MetadataHolder.metadata != null;
+    }
+}
-- 
cgit v1.2.3