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badgerdb::HashAlreadyPresentException Class Reference

An exception that is thrown when a new entry to be inserted in the hash table is already present in it. More...

#include <hash_already_present_exception.h>

Inheritance diagram for badgerdb::HashAlreadyPresentException:
badgerdb::BadgerDbException

Public Member Functions

 HashAlreadyPresentException (const std::string &nameIn, PageId pageNoIn, FrameId frameNoIn)
 
virtual const std::string & message () const
 
virtual const char * what () const throw ()
 

Protected Attributes

const std::string & name
 
const PageId pageNo
 
const FrameId frameNo
 
std::string message_
 

Detailed Description

An exception that is thrown when a new entry to be inserted in the hash table is already present in it.

Definition at line 20 of file hash_already_present_exception.h.

Constructor & Destructor Documentation

badgerdb::HashAlreadyPresentException::HashAlreadyPresentException ( const std::string &  nameIn,
PageId  pageNoIn,
FrameId  frameNoIn 
)
explicit

Constructs a hash already present exception for the given file.

Definition at line 15 of file hash_already_present_exception.cpp.

16  : BadgerDbException(""), name(nameIn), pageNo(pageNoIn), frameNo(frameNoIn) {
17  std::stringstream ss;
18  ss << "Entry corresponding to the hash value of file:" << name << "page:" << pageNo << "is already present in the hash table.";
19  message_.assign(ss.str());
20 }
BadgerDbException(const std::string &msg)

Member Function Documentation

virtual const std::string& badgerdb::BadgerDbException::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 badgerdb_exception.h.

38 { return message_; }
virtual const char* badgerdb::BadgerDbException::what ( ) const
throw (
)
inlinevirtualinherited

Returns a description of the exception.

Returns
Description of the exception.

Definition at line 45 of file badgerdb_exception.h.

45 { return message_.c_str(); }

Member Data Documentation

const FrameId badgerdb::HashAlreadyPresentException::frameNo
protected

Frame number in buffer pool

Definition at line 41 of file hash_already_present_exception.h.

std::string badgerdb::BadgerDbException::message_
protectedinherited

Message describing the problem that caused this exception.

Definition at line 64 of file badgerdb_exception.h.

const std::string& badgerdb::HashAlreadyPresentException::name
protected

Name of file that caused this exception.

Definition at line 31 of file hash_already_present_exception.h.

const PageId badgerdb::HashAlreadyPresentException::pageNo
protected

Page number in file

Definition at line 36 of file hash_already_present_exception.h.


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