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diff --git a/cpp/sca/samples/store/store-ui.hpp b/cpp/sca/samples/store/store-ui.hpp
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+++ b/cpp/sca/samples/store/store-ui.hpp
@@ -0,0 +1,73 @@
+/*
+ * 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.
+ */
+
+/* $Rev$ $Date$ */
+
+#ifndef SCA_STOREUI_HPP_
+#define SCA_STOREUI_HPP_
+
+#include <string.h>
+#include "tuscany/list.hpp"
+#include "currency.hpp"
+#include "item.hpp"
+#include "catalog.hpp"
+#include "cart.hpp"
+
+namespace tuscany
+{
+
+class StoreUI {
+public:
+
+    virtual const list<Item> getCatalog() const =0;
+
+    virtual const list<Item> getCart() const = 0;
+
+    virtual const double getTotal() const =0;
+
+    virtual const bool post(const Item& item) = 0;
+};
+
+class StoreUIImpl : public StoreUI {
+public:
+    const Catalog& catalog;
+    ShoppingCart& cart;
+
+    StoreUIImpl(const Catalog& catalog, ShoppingCart& cart) : catalog(catalog), cart(cart) {
+    }
+
+    virtual const list<Item> getCatalog() const {
+        return catalog.get();
+    }
+
+    virtual const list<Item> getCart() const {
+        return cart.getAll();
+    }
+
+    virtual const double getTotal() const {
+        return cart.getTotal();
+    }
+
+    virtual const bool post(const Item& item) {
+        return cart.post(item);
+    }
+};
+
+}
+#endif /* SCA_STOREUI_HPP_ */