Inheritance diagram for xtd::null_pointer_exception:

Definition

The exception that is thrown when there is an attempt to dereference a null object pointer.

Namespace: xtd

Library: xtd.core

Examples: The following example demonstrates how to throw and catch an null_pointer_exception.

Public Constructors
	null_pointer_exception (const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::error_code &error, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::error_code &error, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const std::exception &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::exception &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::exception &inner_exception, const std::error_code &error, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::exception &inner_exception, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

	null_pointer_exception (const xtd::string &message, const std::exception &inner_exception, const std::error_code &error, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class null_pointer_exception.

Additional Inherited Members
Public Types inherited from xtd::exception
using	exception_ref = xtd::optional< std::reference_wrapper< const xtd::exception > >
	Optional reference wrapper on std::exception.

Public Member Functions inherited from xtd::system_exception
	system_exception (const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::optional< xtd::string > &message, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

template<typename exception_t >
	system_exception (const xtd::optional< xtd::string > &message, const exception_t &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::error_code &error, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::error_code &error, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const std::exception &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::exception &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::exception &inner_exception, const std::error_code &error, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::exception &inner_exception, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

	system_exception (const xtd::string &message, const std::exception &inner_exception, const std::error_code &error, const xtd::string &help_link, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class xtd::system_exception.

virtual const xtd::string &	file_path () const noexcept
	Gets file path where exception occurred.

virtual xtd::size	line_number () const noexcept
	Gets Line number where the exception occurred.

virtual const xtd::string &	member_name () const noexcept
	Gets file member where exception occurred.

virtual const xtd::string &	name () const noexcept
	Gets full class name the exception.

Public Member Functions inherited from xtd::exception
	exception (const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class exception.

	exception (const xtd::optional< xtd::string > &message, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class exception.

template<typename exception_t >
	exception (const xtd::optional< xtd::string > &message, const exception_t &inner_exception, const xtd::diagnostics::stack_frame &stack_frame=xtd::diagnostics::stack_frame::current())
	Create a new instance of class exception.

virtual const xtd::string &	help_link () const noexcept
	Gets a link to the help file associated with this exception.

virtual void	help_link (const xtd::string &value) noexcept
	Sets a link to the help file associated with this exception.

virtual int32	h_result () const noexcept
	Gets HRESULT, a coded numerical value that is assigned to a specific exception.

virtual void	h_result (int32 value) noexcept
	Sets HRESULT, a coded numerical value that is assigned to a specific exception.

virtual const std::error_code &	error_code () const noexcept
	Gets error associate to the exception.

virtual void	error_code (const std::error_code &value) noexcept
	Sets error associate to the exception.

virtual exception_ref	inner_exception () const noexcept
	Gets the exception instance that caused the current exception.

virtual const xtd::string &	message () const noexcept
	Gets message associate to the exception.

virtual const xtd::string &	source () const noexcept
	Gets the name of the application or the object that causes the error.

virtual void	source (const xtd::string &value) noexcept
	Sets the name of the application or the object that causes the error.

virtual xtd::string	stack_trace () const noexcept
	Gets a string representation of the immediate frames on the call stack.

virtual const xtd::diagnostics::stack_frame &	get_last_stack_frame () const noexcept
	Gets the last stack frame where the exception occurred.

xtd::string	to_string () const noexcept override
	Returns a string that represents the current exception.

const char *	what () const noexcept override
	Gets message associate to the exception.

Public Member Functions inherited from xtd::object
	object ()=default
	Create a new instance of the ultimate base class object.

virtual bool	equals (const object &obj) const noexcept
	Determines whether the specified object is equal to the current object.

virtual size_t	get_hash_code () const noexcept
	Serves as a hash function for a particular type.

virtual type_object	get_type () const noexcept
	Gets the type of the current instance.

template<typename object_t >
xtd::uptr< object_t >	memberwise_clone () const
	Creates a shallow copy of the current object.

Static Public Member Functions inherited from xtd::exception
static bool	enable_stack_trace () noexcept
	Gets if the generation of the stack trace is enabled.

static void	enable_stack_trace (bool enable) noexcept
	Sets if the generation of the stack trace is enabled. @paran enable triue if stack trace enabled; otherwhise false.

Static Public Member Functions inherited from xtd::object
template<typename object_a_t , typename object_b_t >
static bool	equals (const object_a_t &object_a, const object_b_t &object_b) noexcept
	Determines whether the specified object instances are considered equal.

template<typename object_a_t , typename object_b_t >
static bool	reference_equals (const object_a_t &object_a, const object_b_t &object_b) noexcept
	Determines whether the specified object instances are the same instance.

Constructor & Destructor Documentation

◆ null_pointer_exception() [1/10]

xtd::null_pointer_exception::null_pointer_exception ( const xtd::diagnostics::stack_frame & stack_frame = xtd::diagnostics::stack_frame::current() )

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

stack_frame (optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

Remarks: Message is set with the default message associate to the exception.

◆ null_pointer_exception() [2/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [3/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::error_code &	error,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
error	Error code associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [4/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const xtd::string &	help_link,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
help_link	Help link string associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [5/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::error_code &	error,
		const xtd::string &	help_link,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
error	Error code associate to the exception.
help_link	Help link string associate to the exception.

◆ null_pointer_exception() [6/10]

xtd::null_pointer_exception::null_pointer_exception	(	const std::exception &	inner_exception,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

inner_exception	The exception that is the cause of the current exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

Remarks: Message is set with the default message associate to the exception.

◆ null_pointer_exception() [7/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::exception &	inner_exception,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
inner_exception	The exception that is the cause of the current exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [8/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::exception &	inner_exception,
		const std::error_code &	error,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
inner_exception	The exception that is the cause of the current exception.
error	Error code associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [9/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::exception &	inner_exception,
		const xtd::string &	help_link,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
inner_exception	The exception that is the cause of the current exception.
help_link	Help link string associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

◆ null_pointer_exception() [10/10]

xtd::null_pointer_exception::null_pointer_exception	(	const xtd::string &	message,
		const std::exception &	inner_exception,
		const std::error_code &	error,
		const xtd::string &	help_link,
		const xtd::diagnostics::stack_frame &	stack_frame = `xtd::diagnostics::stack_frame::current()`
	)

inlineexplicit

Create a new instance of class null_pointer_exception.

Parameters

message	Message string associate to the exception.
inner_exception	The exception that is the cause of the current exception.
error	Error code associate to the exception.
help_link	Help link string associate to the exception.
stack_frame	(optional) Contains current stack frame about member name, file path and line number in the file where the exception is occurred. Typically xtd::diagnostics::stack_frame::current().

The documentation for this class was generated from the following file:

xtd.core/include/xtd/null_pointer_exception.h

Definition

Public Constructors

Additional Inherited Members

Constructor & Destructor Documentation

◆ null_pointer_exception() [1/10]

◆ null_pointer_exception() [2/10]

◆ null_pointer_exception() [3/10]

◆ null_pointer_exception() [4/10]

◆ null_pointer_exception() [5/10]

◆ null_pointer_exception() [6/10]

◆ null_pointer_exception() [7/10]

◆ null_pointer_exception() [8/10]

◆ null_pointer_exception() [9/10]

◆ null_pointer_exception() [10/10]