Wt::Json::TypeException Class Reference

Exception that indicates a type error. More...

#include <Wt/Json/Value.h>

Inheritance diagram for Wt::Json::TypeException:

Public Member Functions
const std::string &	name () const
	Returns the object field name (if known)
Type	actualType () const
	Returns the value type.
Type	expectedType () const
	Returns the expected value type.
Public Member Functions inherited from Wt::WException
	WException (const std::string &what)
	Creates an exception.
	WException (const std::string &what, const std::exception &wrapped)
	Creates an exception.
virtual	~WException () throw ()
	Destructor.
virtual const char *	what () const override throw ()
	Returns the message.
void	setMessage (const std::string &msg)
	Sets the message.

Detailed Description

Exception that indicates a type error.

This exception is thrown when a Value is being casted to an incompatible C++ type.

Note

To avoid exceptions, coerce the type first, and handle Null values.