From 67c42358e2940a166649b95a871ae7e47fb3ef17 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Fri, 27 Sep 2013 21:47:01 +0200
Subject: wip

---
 src/main/java/io/trygvis/btree/BtreeMap.java | 97 ++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 src/main/java/io/trygvis/btree/BtreeMap.java

(limited to 'src/main/java/io/trygvis/btree/BtreeMap.java')

diff --git a/src/main/java/io/trygvis/btree/BtreeMap.java b/src/main/java/io/trygvis/btree/BtreeMap.java
new file mode 100644
index 0000000..06c348f
--- /dev/null
+++ b/src/main/java/io/trygvis/btree/BtreeMap.java
@@ -0,0 +1,97 @@
+package io.trygvis.btree;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+
+public class BtreeMap<K, V> implements Map<K, V>, Closeable {
+
+    public static interface Serializer<A> {
+        byte[] toBytes(A a);
+
+        A fromBytes(byte[] bytes);
+    }
+
+    private final BtreeFile tree;
+    private final Serializer<K> kSerializer;
+    private final Serializer<V> vSerializer;
+
+    public BtreeMap(BtreeFile tree, Serializer<K> kSerializer, Serializer<V> vSerializer) {
+        this.tree = tree;
+        this.kSerializer = kSerializer;
+        this.vSerializer = vSerializer;
+    }
+
+    @Override
+    public void close() throws IOException {
+        tree.close();
+    }
+
+    @Override
+    public int size() {
+        return 0;
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return size() == 0;
+    }
+
+    @Override
+    public boolean containsKey(Object key) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean containsValue(Object value) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public V get(Object key) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public V put(K key, V value) {
+        try {
+            tree.add(kSerializer.toBytes(key), vSerializer.toBytes(value));
+
+            return null;
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public V remove(Object key) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void putAll(Map<? extends K, ? extends V> m) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void clear() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Set<K> keySet() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Collection<V> values() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Set<Entry<K, V>> entrySet() {
+        throw new UnsupportedOperationException();
+    }
+}
-- 
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