From 5b174110627839214c1413255e1c6715ff7d0aab Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Thu, 30 Mar 2017 23:09:24 +0100
Subject: Update java-mammoth to 1.3.1

---
 Mammoth/Couscous/java/util/AbstractMap.cs | 37 +++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Mammoth/Couscous/java/util/AbstractMap.cs

(limited to 'Mammoth/Couscous/java/util/AbstractMap.cs')

diff --git a/Mammoth/Couscous/java/util/AbstractMap.cs b/Mammoth/Couscous/java/util/AbstractMap.cs
new file mode 100644
index 0000000..f619267
--- /dev/null
+++ b/Mammoth/Couscous/java/util/AbstractMap.cs
@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+using System.Linq;
+using Mammoth.Couscous.java.lang;
+
+namespace Mammoth.Couscous.java.util {
+    internal abstract class AbstractMap<TKey, TValue> : Map<TKey, TValue> {
+        public override bool Equals(object other) {
+            var otherMap = other as Map;
+            if (otherMap == null) {
+                return false;
+            } else {
+                return Equals(otherMap);
+            }
+        }
+        
+        public bool Equals(Map other) {
+            var first = AsUntypedDictionary();
+            var second = other.AsUntypedDictionary();
+            return
+                first.Count == second.Count &&
+                first.Keys.Cast<object>().All(key => second.Contains(key) && first[key].Equals(second[key]));
+        }
+        
+        public override int GetHashCode() {
+            throw new System.NotSupportedException();
+        }
+        
+        public abstract void put(TKey key, TValue value);
+        public abstract bool containsKey(TKey key);
+        public abstract Set<Map__Entry<TKey, TValue>> entrySet();
+        public abstract Collection<TValue> values();
+	
+        public abstract Optional<TValue> _lookup(TKey key);
+        public abstract System.Collections.Generic.IDictionary<TKey, TValue> AsDictionary();
+        public abstract System.Collections.IDictionary AsUntypedDictionary();
+    }
+}
-- 
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