Added template class Map<key, value>

1 files changed, 38 insertions, 0 deletions

diff --git a/Source/Library/Common/Map.class.cpp b/Source/Library/Common/Map.class.cpp
new file mode 100644
index 0000000..d9a4e39
--- /dev/null
+++ b/Source/Library/Common/Map.class.cpp
@@ -0,0 +1,38 @@
+template <typename K, typename V>
+Map<K, V>::Map() {
+	m_root = 0;
+}
+
+template <typename K, typename V>
+Map<K, V>::~Map() {
+	if (m_root != 0) delete m_root;
+}
+
+template <typename K, typename V>
+bool Map<K, V>::has(const K& key) {
+	return (find(key, m_root) != 0);
+}
+
+template <typename K, typename V>
+void Map<K, V>::set(const K& key, const V& value) {
+	item_t* i = find(key, m_root);
+	if (i == 0) m_root = insert(key, value, m_root);
+	else i->value = value;
+}
+
+template <typename K, typename V>
+const V& Map<K, V>::get(const K& key) {
+	item_t* i = find(key);
+	if (i == 0) return m_null;
+	return i->value;
+}
+
+template <typename K, typename V>
+V& Map<K, V>::operator[] (const K& key) {
+	item_t* i = find(key, m_root);
+	if (i == 0) {
+		m_root = insert(key, m_null, m_root);
+		i = find(key, m_root);
+	}
+	return i->value;
+}