wiscdb::InvalidPageException Class Reference

An exception that is thrown when an attempt is made to access an invalid page in a file. More...

#include <invalid_page_exception.h>

Inheritance diagram for wiscdb::InvalidPageException:

List of all members.

Public Member Functions
	InvalidPageException (const PageId requested_number, const std::string &file)
virtual	~InvalidPageException () throw ()
virtual PageId	page_number () const
virtual const std::string &	filename () const
Protected Attributes
const PageId	page_number_
const std::string	filename_

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Detailed Description

An exception that is thrown when an attempt is made to access an invalid page in a file.

Pages are considered invalid if they have not yet been allocated (an ID off the end of the file) or if they have been deleted and not yet re-allocated.

Definition at line 24 of file invalid_page_exception.h.

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Constructor & Destructor Documentation

wiscdb::InvalidPageException::InvalidPageException	(	const PageId	requested_number,
		const std::string &	file
	)

Constructs an invalid page exception for the given requested page number and filename.

Parameters:

requested_number	Requested page number.
file	Name of file that request was made to.

Definition at line 15 of file invalid_page_exception.cpp.

virtual wiscdb::InvalidPageException::~InvalidPageException

(

)

throw () [inline, virtual]

Destroys the exception. Does nothing special; just included to make the compiler happy.

Definition at line 40 of file invalid_page_exception.h.

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Member Function Documentation

virtual const std::string& wiscdb::InvalidPageException::filename

(

)

const [inline, virtual]

Returns name of the file that caused this exception.

Definition at line 50 of file invalid_page_exception.h.

virtual PageId wiscdb::InvalidPageException::page_number

(

)

const [inline, virtual]

Returns the requested page number that caused this exception.

Definition at line 45 of file invalid_page_exception.h.

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Member Data Documentation

const std::string wiscdb::InvalidPageException::filename_ [protected]

Name of file which caused this exception.

Definition at line 61 of file invalid_page_exception.h.

const PageId wiscdb::InvalidPageException::page_number_ [protected]

Requested page number which caused this exception.

Definition at line 56 of file invalid_page_exception.h.

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

• invalid_page_exception.h
• invalid_page_exception.cpp