From 0f9ef005f063198ea2e16ca36beaead4bd5e3824 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Thu, 14 Apr 2016 21:12:07 +0100
Subject: Add .NET output

---
 dotnet/Mammoth/Couscous/Adapters.cs | 86 +++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 dotnet/Mammoth/Couscous/Adapters.cs

(limited to 'dotnet/Mammoth/Couscous/Adapters.cs')

diff --git a/dotnet/Mammoth/Couscous/Adapters.cs b/dotnet/Mammoth/Couscous/Adapters.cs
new file mode 100644
index 0000000..a613473
--- /dev/null
+++ b/dotnet/Mammoth/Couscous/Adapters.cs
@@ -0,0 +1,86 @@
+using System.Collections.Generic;
+using System.Linq;
+using Mammoth.Couscous.java.lang;
+using Mammoth.Couscous.java.util;
+
+namespace Mammoth.Couscous {
+    internal static class FromJava {
+        internal static IEnumerable<T> IterableToEnumerable<T>(Iterable<T> iterable) {
+            Iterator<T> iterator = iterable.iterator();
+            while (iterator.hasNext()) {
+                yield return iterator.next();
+            }
+        }
+        
+        internal static IDictionary<TKey, TValue> MapToDictionary<TKey, TValue>(Map<TKey, TValue> map) {
+            return map.AsDictionary();
+        }
+    }
+    
+    internal static class ToJava {
+        internal static Iterable<T> EnumerableToIterable<T>(IEnumerable<T> enumerator) {
+            return new IterableWrapper<T>(enumerator);
+        }
+        
+        private class IterableWrapper<T> : Iterable<T> {
+            private readonly IEnumerable<T> _enumerable;
+            
+            internal IterableWrapper(IEnumerable<T> enumerable) {
+                _enumerable = enumerable;
+            }
+            
+            public Iterator<T> iterator() {
+                return EnumeratorToIterator(_enumerable.GetEnumerator());
+            }
+        }
+        
+        internal static Iterator<T> EnumeratorToIterator<T>(IEnumerator<T> enumerator) {
+            return new EnumeratorToIteratorAdapter<T>(enumerator);
+        }
+        
+        private class EnumeratorToIteratorAdapter<T> : Iterator<T> {
+            private readonly IEnumerator<T> _enumerator;
+            private bool _ready;
+            private bool _hasNext;
+            
+            internal EnumeratorToIteratorAdapter(IEnumerator<T> enumerator) {
+                _enumerator = enumerator;
+                _ready = false;
+            }
+            
+            public bool hasNext() {
+                MakeReady();
+                return _hasNext;
+            }
+            
+            public T next() {
+                MakeReady();
+                if (_hasNext) {
+                    _ready = false;
+                    return _enumerator.Current;
+                } else {
+                    throw new NoSuchElementException();
+                }
+            }
+            
+            private void MakeReady() {
+                if (!_ready) {
+                    MoveNext();
+                }
+            }
+            
+            private void MoveNext() {
+                _hasNext = _enumerator.MoveNext();
+                _ready = true;
+            }
+        }
+        
+        internal static Map<TKey, TValue> DictionaryToMap<TKey, TValue>(IDictionary<TKey, TValue> dictionary) {
+            return new HashMap<TKey, TValue>(dictionary);
+        }
+        
+        internal static java.util.List<T> ListToList<T>(IList<T> list) {
+            return new ArrayList<T>(list);
+        }
+    }
+}
-- 
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