From ec5037c01868fecaec2eba89b975f3e53aded89a Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sat, 30 Apr 2016 17:20:53 +0100
Subject: Export from java-mammoth 5f538798b147f0e76

---
 Mammoth/Couscous/java/util/HashSet.cs | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 Mammoth/Couscous/java/util/HashSet.cs

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

diff --git a/Mammoth/Couscous/java/util/HashSet.cs b/Mammoth/Couscous/java/util/HashSet.cs
new file mode 100644
index 0000000..ac10075
--- /dev/null
+++ b/Mammoth/Couscous/java/util/HashSet.cs
@@ -0,0 +1,34 @@
+using System.Collections.Generic;
+
+namespace Mammoth.Couscous.java.util {
+    internal class HashSet<T> : Set<T> {
+        private readonly ISet<T> _set;
+
+        internal HashSet() : this(new System.Collections.Generic.HashSet<T>()) {
+        }
+        
+        internal HashSet(ISet<T> set) {
+            _set = set;
+        }
+        
+        public Iterator<T> iterator() {
+            return ToJava.EnumeratorToIterator(_set.GetEnumerator());
+        }
+        
+        public bool isEmpty() {
+            return _set.Count == 0;
+        }
+        
+        public int size() {
+            return _set.Count;
+        }
+
+        public bool contains(object value) {
+            return value is T && _set.Contains((T)value);
+        }
+        
+        public void add(T value) {
+            _set.Add(value);
+        }
+    }
+}
-- 
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