2 files changed, 48 insertions, 0 deletions
diff --git a/src/main/java/com/keuin/kbackupfabric/metadata/BackupMetadata.java b/src/main/java/com/keuin/kbackupfabric/metadata/BackupMetadata.java
new file mode 100644
index 0000000..b8cb852
--- /dev/null
+++ b/src/main/java/com/keuin/kbackupfabric/metadata/BackupMetadata.java
@@ -0,0 +1,26 @@
+package com.keuin.kbackupfabric.metadata;
+
+import java.io.Serializable;
+
+/**
+ * WARNING: DO NOT modify this class, or the plugin will be incompatible with backups created by older versions.
+ */
+public class BackupMetadata implements Serializable {
+    public static final String metadataFileName = "kbackup_metadata";
+    private static final long serialVersionUID = 1L;
+    private final long BackupTime;
+    private final String backupName;
+
+    public BackupMetadata(long backupTime, String backupName) {
+        BackupTime = backupTime;
+        this.backupName = backupName;
+    }
+
+    public long getBackupTime() {
+        return BackupTime;
+    }
+
+    public String getBackupName() {
+        return backupName;
+    }
+}
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;
+    }
+}