From 0915b3ef56dfac3113cce55a59a5765dc94976be Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 14:34:54 +0200
Subject: Adding upstream version 2.13.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/base/convert.hpp | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 lib/base/convert.hpp

(limited to 'lib/base/convert.hpp')

diff --git a/lib/base/convert.hpp b/lib/base/convert.hpp
new file mode 100644
index 0000000..e0754b3
--- /dev/null
+++ b/lib/base/convert.hpp
@@ -0,0 +1,84 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#ifndef CONVERT_H
+#define CONVERT_H
+
+#include "base/i2-base.hpp"
+#include "base/value.hpp"
+#include <boost/lexical_cast.hpp>
+
+namespace icinga
+{
+
+/**
+ * Utility class for converting types.
+ *
+ * @ingroup base
+ */
+class Convert
+{
+public:
+	template<typename T>
+	static long ToLong(const T& val)
+	{
+		try {
+			return boost::lexical_cast<long>(val);
+		} catch (const std::exception&) {
+			std::ostringstream msgbuf;
+			msgbuf << "Can't convert '" << val << "' to an integer.";
+			BOOST_THROW_EXCEPTION(std::invalid_argument(msgbuf.str()));
+		}
+	}
+
+	template<typename T>
+	static double ToDouble(const T& val)
+	{
+		try {
+			return boost::lexical_cast<double>(val);
+		} catch (const std::exception&) {
+			std::ostringstream msgbuf;
+			msgbuf << "Can't convert '" << val << "' to a floating point number.";
+			BOOST_THROW_EXCEPTION(std::invalid_argument(msgbuf.str()));
+		}
+	}
+
+	static long ToLong(const Value& val)
+	{
+		return val;
+	}
+
+	static long ToLong(double val)
+	{
+		return static_cast<long>(val);
+	}
+
+	static double ToDouble(const Value& val)
+	{
+		return val;
+	}
+
+	static bool ToBool(const Value& val)
+	{
+		return val.ToBool();
+	}
+
+	template<typename T>
+	static String ToString(const T& val)
+	{
+		return boost::lexical_cast<std::string>(val);
+	}
+
+	static String ToString(const String& val);
+	static String ToString(const Value& val);
+	static String ToString(double val);
+
+	static double ToDateTimeValue(double val);
+	static double ToDateTimeValue(const Value& val);
+
+private:
+	Convert();
+};
+
+}
+
+#endif /* CONVERT_H */
-- 
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