badgerdb::InvalidRecordException Class Reference

An exception that is thrown when a record is requested from a page that has a bad record ID. More...

#include <invalid_record_exception.h>

Inheritance diagram for badgerdb::InvalidRecordException:

List of all members.

Public Member Functions
	InvalidRecordException (const RecordId &rec_id, const PageId page_num)
virtual const RecordId &	record_id () const
virtual PageId	page_number () const
virtual const std::string &	message () const
virtual const char *	what () const throw ()
Protected Attributes
const RecordId	record_id_
const PageId	page_number_
std::string	message_
Friends
std::ostream &	operator<< (std::ostream &out, const BadgerDbException &exception)

---

Detailed Description

An exception that is thrown when a record is requested from a page that has a bad record ID.

Definition at line 21 of file invalid_record_exception.h.

---

Constructor & Destructor Documentation

badgerdb::InvalidRecordException::InvalidRecordException	(	const RecordId &	rec_id,
		const PageId	page_num
	)

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

Parameters:

rec_id	Requested record ID.
page_num	Page from which record is requested.

Definition at line 15 of file invalid_record_exception.cpp.

    : BadgerDbException(""),
      record_id_(rec_id),
      page_number_(page_num) {
  std::stringstream ss;
  ss << "Request made for an invalid record."
     << " Record {page=" << record_id_.page_number
     << ", slot=" << record_id_.slot_number
     << "} from page " << page_number_;
  message_.assign(ss.str());
}

---

Member Function Documentation

virtual const std::string& badgerdb::BadgerDbException::message

(

)

const [inline, virtual, inherited]

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 badgerdb_exception.h.

{ return message_; }

virtual PageId badgerdb::InvalidRecordException::page_number

(

)

const [inline, virtual]

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

Definition at line 41 of file invalid_record_exception.h.

{ return page_number_; }

virtual const RecordId& badgerdb::InvalidRecordException::record_id

(

)

const [inline, virtual]

Returns the requested record ID that caused this exception.

Definition at line 36 of file invalid_record_exception.h.

{ return record_id_; }

virtual const char* badgerdb::BadgerDbException::what

(

)

const throw () [inline, virtual, inherited]

Returns a description of the exception.

Returns:

Description of the exception.

Definition at line 45 of file badgerdb_exception.h.

{ return message_.c_str(); }

---

Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	out,
		const BadgerDbException &	exception
	)		[friend, inherited]

Formats this exception for printing on the given stream.

Parameters:

out	Stream to print exception to.
exception	Exception to print.

Returns:

Stream with exception printed.

Definition at line 54 of file badgerdb_exception.h.

                                                                      {
    out << exception.message();
    return out;
  }

---

Member Data Documentation

std::string badgerdb::BadgerDbException::message_ [protected, inherited]

Message describing the problem that caused this exception.

Definition at line 64 of file badgerdb_exception.h.

const PageId badgerdb::InvalidRecordException::page_number_ [protected]

Page number of page which caused this exception.

Definition at line 52 of file invalid_record_exception.h.

const RecordId badgerdb::InvalidRecordException::record_id_ [protected]

Record ID which caused this exception.

Definition at line 47 of file invalid_record_exception.h.

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

• /afs/cs.wisc.edu/p/course/cs564-jignesh/public/html/projects/BadgerDB/bufmgr/src/exceptions/invalid_record_exception.h
• /afs/cs.wisc.edu/p/course/cs564-jignesh/public/html/projects/BadgerDB/bufmgr/src/exceptions/invalid_record_exception.cpp