From afd26cdd12fef4bd2aafa2ac8d708e18d277a2fe Mon Sep 17 00:00:00 2001
From: Keuin <keuinx@gmail.com>
Date: Tue, 12 Jan 2021 12:51:23 +0800
Subject: Implement object collection(not tested) and sha256(tested)

---
 .../util/backup/incremental/ObjectCollection.java  | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/main/java/com/keuin/kbackupfabric/util/backup/incremental/ObjectCollection.java

(limited to 'src/main/java/com/keuin/kbackupfabric/util/backup/incremental/ObjectCollection.java')

diff --git a/src/main/java/com/keuin/kbackupfabric/util/backup/incremental/ObjectCollection.java b/src/main/java/com/keuin/kbackupfabric/util/backup/incremental/ObjectCollection.java
new file mode 100644
index 0000000..d5d766a
--- /dev/null
+++ b/src/main/java/com/keuin/kbackupfabric/util/backup/incremental/ObjectCollection.java
@@ -0,0 +1,45 @@
+package com.keuin.kbackupfabric.util.backup.incremental;
+
+import com.keuin.kbackupfabric.util.backup.incremental.identifier.ObjectIdentifier;
+
+import java.util.Objects;
+import java.util.Set;
+
+public class ObjectCollection {
+    private final String name;
+    private final Set<ObjectIdentifier> elements;
+    private final Set<ObjectCollection> subCollections;
+
+    ObjectCollection(String name, Set<ObjectIdentifier> elements, Set<ObjectCollection> subCollections) {
+        this.name = Objects.requireNonNull(name);
+        this.elements = Objects.requireNonNull(elements);
+        this.subCollections = Objects.requireNonNull(subCollections);
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Set<ObjectIdentifier> getElements() {
+        return elements;
+    }
+
+    public Set<ObjectCollection> getSubCollections() {
+        return subCollections;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        ObjectCollection that = (ObjectCollection) o;
+        return name.equals(that.name) &&
+                elements.equals(that.elements) &&
+                subCollections.equals(that.subCollections);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(name, elements, subCollections);
+    }
+}
-- 
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