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This commit is contained in:
Guenter Obiltschnig
2007-04-25 08:39:02 +00:00
parent f29f7cda53
commit 3e46ab332b
60 changed files with 1619 additions and 163 deletions
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25
Foundation/include/Poco/DynamicAny.h
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@@ -1,7 +1,7 @@
//
// DynamicAny.h
//
// $Id: //poco/Main/Foundation/include/Poco/DynamicAny.h#3 $
// $Id: //poco/Main/Foundation/include/Poco/DynamicAny.h#4 $
//
// Library: Poco
// Package: Core
@@ -61,7 +61,7 @@ class Foundation_API DynamicAny
/// Precision loss, such as in conversion from floating-point types to integers or from double to float on platforms
/// where they differ in size (provided internal actual value fits in float min/max range), is allowed.
///
/// String truncation is allowed - it is possible to convert between string and character when string length is
/// String truncation is allowed -- it is possible to convert between string and character when string length is
/// greater than 1. An empty string gets converted to the char '\0', a non-empty string is truncated to the first character.
///
/// Bolean conversion are performed as follows:
@@ -99,23 +99,33 @@ public:
template <typename T>
void convert(T& val) const
/// Invoke this method to perform conversion.
/// Invoke this method to perform a safe conversion.
///
/// Example usage:
/// DynamicAny any("42");
/// int i;
/// any.convert(i);
///
/// Throws a RangeException if the value does not fit
/// into the result variable.
/// Throws a NotImplementedException if conversion is
/// not available for the given type.
{
_pHolder->convert(val);
}
template <typename T>
T convert() const
/// Invoke this method to perform conversion.
/// Invoke this method to perform a safe conversion.
///
/// Example usage:
/// DynamicAny any("42");
/// int i = any.convert<int>();
///
/// Throws a RangeException if the value does not fit
/// into the result variable.
/// Throws a NotImplementedException if conversion is
/// not available for the given type.
{
T result;
_pHolder->convert(result);
@@ -124,8 +134,13 @@ public:
template <typename T>
operator T() const
/// Conversion operator for implicit type
/// Safe conversion operator for implicit type
/// conversions.
///
/// Throws a RangeException if the value does not fit
/// into the result variable.
/// Throws a NotImplementedException if conversion is
/// not available for the given type.
{
T result;
_pHolder->convert(result);