1 files changed, 64 insertions, 0 deletions
diff --git a/compiler/cpp/src/parse/t_map.h b/compiler/cpp/src/parse/t_map.h
new file mode 100644
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+++ b/compiler/cpp/src/parse/t_map.h
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef T_MAP_H
+#define T_MAP_H
+
+#include "t_container.h"
+
+/**
+ * A map is a lightweight container type that just wraps another two data
+ * types.
+ *
+ */
+class t_map : public t_container {
+ public:
+  t_map(t_type* key_type, t_type* val_type) :
+    key_type_(key_type),
+    val_type_(val_type) {}
+
+  t_type* get_key_type() const {
+    return key_type_;
+  }
+
+  t_type* get_val_type() const {
+    return val_type_;
+  }
+
+  bool is_map() const {
+    return true;
+  }
+
+  virtual std::string get_fingerprint_material() const {
+    return "map<" + key_type_->get_fingerprint_material() +
+      "," + val_type_->get_fingerprint_material() + ">";
+  }
+
+  virtual void generate_fingerprint() {
+    t_type::generate_fingerprint();
+    key_type_->generate_fingerprint();
+    val_type_->generate_fingerprint();
+  }
+
+ private:
+  t_type* key_type_;
+  t_type* val_type_;
+};
+
+#endif