added iOS source code

[wl-app.git] / iOS / Pods / Realm / include / core / realm / util / serializer.hpp

diff --git a/iOS/Pods/Realm/include/core/realm/util/serializer.hpp b/iOS/Pods/Realm/include/core/realm/util/serializer.hpp
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+/*************************************************************************
+ *
+ * Copyright 2016 Realm Inc.
+ *
+ * Licensed 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 REALM_UTIL_SERIALIZER_HPP
+#define REALM_UTIL_SERIALIZER_HPP
+
+#include <realm/util/optional.hpp>
+
+#include <string>
+#include <sstream>
+
+namespace realm {
+
+class BinaryData;
+struct null;
+class StringData;
+class Timestamp;
+
+namespace util {
+namespace serializer {
+
+
+// Definitions
+template <typename T>
+std::string print_value(T value);
+
+template <typename T>
+std::string print_value(Optional<T> value);
+
+const static std::string value_separator = ".";
+
+// Specializations declared here to be defined in the cpp file
+template <> std::string print_value<>(BinaryData);
+template <> std::string print_value<>(bool);
+template <> std::string print_value<>(realm::null);
+template <> std::string print_value<>(StringData);
+template <> std::string print_value<>(realm::Timestamp);
+
+// General implementation for most types
+template <typename T>
+std::string print_value(T value)
+{
+    std::stringstream ss;
+    ss << value;
+    return ss.str();
+}
+
+template <typename T>
+std::string print_value(Optional<T> value)
+{
+    if (bool(value)) {
+        return print_value(*value);
+    } else {
+        return "NULL";
+    }
+}
+
+} // namespace serializer
+} // namespace util
+} // namespace realm
+
+#endif // REALM_UTIL_SERIALIZER_HPP