wiscdb::InsufficientSpaceException Class Reference

An exception that is thrown when a record is attempted to be inserted into a page that doesn't have space for it. More...

#include <insufficient_space_exception.h>

Inheritance diagram for wiscdb::InsufficientSpaceException:

Public Member Functions
	InsufficientSpaceException (const PageId page_num, const std::size_t requested, const std::size_t available)
PageId	page_number () const
std::size_t	space_requested () const
std::size_t	space_available () const
virtual const std::string &	message () const
virtual const char *	what () const throw ()

Protected Attributes
const PageId	page_number_
const std::size_t	space_requested_
const std::size_t	space_available_
std::string	message_

Detailed Description

An exception that is thrown when a record is attempted to be inserted into a page that doesn't have space for it.

Definition at line 21 of file insufficient_space_exception.h.

Constructor & Destructor Documentation

wiscdb::InsufficientSpaceException::InsufficientSpaceException	(	const PageId	page_num,
		const std::size_t	requested,
		const std::size_t	available
	)

Constructs an insufficient space exception when more space is requested in a page than is currently available.

Parameters

page_num	Number of page which doesn't have enough space.
requested	Space requested in bytes.
available	Space available in bytes.

Definition at line 15 of file insufficient_space_exception.cpp.

    : WiscDbException(""),
      page_number_(page_num),
      space_requested_(requested),
      space_available_(available) {
  std::stringstream ss;
  ss << "Insufficient space in page " << page_number_
     << "to hold record.  Requested: " << space_requested_ << " bytes."
     << " Available: " << space_available_ << " bytes.";
  message_.assign(ss.str());
}

Member Function Documentation

virtual const std::string& wiscdb::WiscDbException::message ( ) const

inlinevirtualinherited

Returns a message describing the problem that caused this exception.

Returns

Message describing the problem that caused this exception.

Definition at line 38 of file wiscdb_exception.h.

{ return message_; }

PageId wiscdb::InsufficientSpaceException::page_number ( ) const

inline

Returns the page number of the page that caused this exception.

Definition at line 38 of file insufficient_space_exception.h.

{ return page_number_; }

std::size_t wiscdb::InsufficientSpaceException::space_available ( ) const

inline

Returns the space available in bytes when this exception was thrown.

Definition at line 48 of file insufficient_space_exception.h.

{ return space_available_; }

std::size_t wiscdb::InsufficientSpaceException::space_requested ( ) const

inline

Returns the space requested in bytes when this exception was thrown.

Definition at line 43 of file insufficient_space_exception.h.

{ return space_requested_; }

virtual const char* wiscdb::WiscDbException::what ( ) const throw ( )

inlinevirtualinherited

Returns a description of the exception.

Returns

Description of the exception.

Definition at line 45 of file wiscdb_exception.h.

{ return message_.c_str(); }

Member Data Documentation

std::string wiscdb::WiscDbException::message_

protectedinherited

Message describing the problem that caused this exception.

Definition at line 64 of file wiscdb_exception.h.

const PageId wiscdb::InsufficientSpaceException::page_number_

protected

Page number of the page that caused this exception.

Definition at line 54 of file insufficient_space_exception.h.

const std::size_t wiscdb::InsufficientSpaceException::space_available_

protected

Space available when this exception was thrown.

Definition at line 64 of file insufficient_space_exception.h.

const std::size_t wiscdb::InsufficientSpaceException::space_requested_

protected

Space requested when this exception was thrown.

Definition at line 59 of file insufficient_space_exception.h.

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

• insufficient_space_exception.h
• insufficient_space_exception.cpp