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blockchain_db: factor some exception code
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Ideally, the log would go in the exception's ctor, but
two log levels are used, so I'd need to specify the level
in the ctor, which isn't great as it's not really related
to the exception.
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@moneromooo-monero @warptangent
moneromooo-monero authored and warptangent committed Jan 5, 2015
1 parent e285ee5 commit 10fd6ca
Showing 1 changed file with 48 additions and 148 deletions.
196 changes: 48 additions & 148 deletions src/cryptonote_core/blockchain_db.h
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Expand Up @@ -139,212 +139,112 @@ typedef std::pair<crypto::hash, uint64_t> tx_out_index;
/***********************************
* Exception Definitions
***********************************/
class DB_ERROR : public std::exception
class DB_EXCEPTION : public std::exception
{
private:
std::string m;
public:
DB_ERROR() : m("Generic DB Error") { }
DB_ERROR(const char* s) : m(s) { }

virtual ~DB_ERROR() { }
protected:
DB_EXCEPTION(const char *s) : m(s) { }

public:
virtual ~DB_EXCEPTION() { }

const char* what() const throw()
{
return m.c_str();
}
};

class DB_OPEN_FAILURE : public std::exception
class DB_ERROR : public DB_EXCEPTION
{
private:
std::string m;
public:
DB_OPEN_FAILURE() : m("Failed to open the db") { }
DB_OPEN_FAILURE(const char* s) : m(s) { }

virtual ~DB_OPEN_FAILURE() { }

const char* what() const throw()
{
return m.c_str();
}
DB_ERROR() : DB_EXCEPTION("Generic DB Error") { }
DB_ERROR(const char* s) : DB_EXCEPTION(s) { }
};

class DB_CREATE_FAILURE : public std::exception
class DB_OPEN_FAILURE : public DB_EXCEPTION
{
private:
std::string m;
public:
DB_CREATE_FAILURE() : m("Failed to create the db") { }
DB_CREATE_FAILURE(const char* s) : m(s) { }

virtual ~DB_CREATE_FAILURE() { }

const char* what() const throw()
{
return m.c_str();
}
DB_OPEN_FAILURE() : DB_EXCEPTION("Failed to open the db") { }
DB_OPEN_FAILURE(const char* s) : DB_EXCEPTION(s) { }
};

class DB_SYNC_FAILURE : public std::exception
class DB_CREATE_FAILURE : public DB_EXCEPTION
{
private:
std::string m;
public:
DB_SYNC_FAILURE() : m("Failed to sync the db") { }
DB_SYNC_FAILURE(const char* s) : m(s) { }

virtual ~DB_SYNC_FAILURE() { }

const char* what() const throw()
{
return m.c_str();
}
DB_CREATE_FAILURE() : DB_EXCEPTION("Failed to create the db") { }
DB_CREATE_FAILURE(const char* s) : DB_EXCEPTION(s) { }
};

class BLOCK_DNE : public std::exception
class DB_SYNC_FAILURE : public DB_EXCEPTION
{
private:
std::string m;
public:
BLOCK_DNE() : m("The block requested does not exist") { }
BLOCK_DNE(const char* s) : m(s) { }

virtual ~BLOCK_DNE() { }

const char* what() const throw()
{
return m.c_str();
}
DB_SYNC_FAILURE() : DB_EXCEPTION("Failed to sync the db") { }
DB_SYNC_FAILURE(const char* s) : DB_EXCEPTION(s) { }
};

class BLOCK_PARENT_DNE : public std::exception
class BLOCK_DNE : public DB_EXCEPTION
{
private:
std::string m;
public:
BLOCK_PARENT_DNE() : m("The parent of the block does not exist") { }
BLOCK_PARENT_DNE(const char* s) : m(s) { }

virtual ~BLOCK_PARENT_DNE() { }

const char* what() const throw()
{
return m.c_str();
}
BLOCK_DNE() : DB_EXCEPTION("The block requested does not exist") { }
BLOCK_DNE(const char* s) : DB_EXCEPTION(s) { }
};

class BLOCK_EXISTS : public std::exception
class BLOCK_PARENT_DNE : public DB_EXCEPTION
{
private:
std::string m;
public:
BLOCK_EXISTS() : m("The block to be added already exists!") { }
BLOCK_EXISTS(const char* s) : m(s) { }

virtual ~BLOCK_EXISTS() { }

const char* what() const throw()
{
return m.c_str();
}
BLOCK_PARENT_DNE() : DB_EXCEPTION("The parent of the block does not exist") { }
BLOCK_PARENT_DNE(const char* s) : DB_EXCEPTION(s) { }
};

class BLOCK_INVALID : public std::exception
class BLOCK_EXISTS : public DB_EXCEPTION
{
private:
std::string m;
public:
BLOCK_INVALID() : m("The block to be added did not pass validation!") { }
BLOCK_INVALID(const char* s) : m(s) { }

virtual ~BLOCK_INVALID() { }

const char* what() const throw()
{
return m.c_str();
}
BLOCK_EXISTS() : DB_EXCEPTION("The block to be added already exists!") { }
BLOCK_EXISTS(const char* s) : DB_EXCEPTION(s) { }
};

class TX_DNE : public std::exception
class BLOCK_INVALID : public DB_EXCEPTION
{
private:
std::string m;
public:
TX_DNE() : m("The transaction requested does not exist") { }
TX_DNE(const char* s) : m(s) { }

virtual ~TX_DNE() { }

const char* what() const throw()
{
return m.c_str();
}
BLOCK_INVALID() : DB_EXCEPTION("The block to be added did not pass validation!") { }
BLOCK_INVALID(const char* s) : DB_EXCEPTION(s) { }
};

class TX_EXISTS : public std::exception
class TX_DNE : public DB_EXCEPTION
{
private:
std::string m;
public:
TX_EXISTS() : m("The transaction to be added already exists!") { }
TX_EXISTS(const char* s) : m(s) { }

virtual ~TX_EXISTS() { }

const char* what() const throw()
{
return m.c_str();
}
TX_DNE() : DB_EXCEPTION("The transaction requested does not exist") { }
TX_DNE(const char* s) : DB_EXCEPTION(s) { }
};

class OUTPUT_DNE : public std::exception
class TX_EXISTS : public DB_EXCEPTION
{
private:
std::string m;
public:
OUTPUT_DNE() : m("The output requested does not exist!") { }
OUTPUT_DNE(const char* s) : m(s) { }

virtual ~OUTPUT_DNE() { }

const char* what() const throw()
{
return m.c_str();
}
TX_EXISTS() : DB_EXCEPTION("The transaction to be added already exists!") { }
TX_EXISTS(const char* s) : DB_EXCEPTION(s) { }
};

class OUTPUT_EXISTS : public std::exception
class OUTPUT_DNE : public DB_EXCEPTION
{
private:
std::string m;
public:
OUTPUT_EXISTS() : m("The output to be added already exists!") { }
OUTPUT_EXISTS(const char* s) : m(s) { }

virtual ~OUTPUT_EXISTS() { }

const char* what() const throw()
{
return m.c_str();
}
OUTPUT_DNE() : DB_EXCEPTION("The output requested does not exist!") { }
OUTPUT_DNE(const char* s) : DB_EXCEPTION(s) { }
};

class KEY_IMAGE_EXISTS : public std::exception
class OUTPUT_EXISTS : public DB_EXCEPTION
{
private:
std::string m;
public:
KEY_IMAGE_EXISTS() : m("The spent key image to be added already exists!") { }
KEY_IMAGE_EXISTS(const char* s) : m(s) { }

virtual ~KEY_IMAGE_EXISTS() { }
OUTPUT_EXISTS() : DB_EXCEPTION("The output to be added already exists!") { }
OUTPUT_EXISTS(const char* s) : DB_EXCEPTION(s) { }
};

const char* what() const throw()
{
return m.c_str();
}
class KEY_IMAGE_EXISTS : public DB_EXCEPTION
{
public:
KEY_IMAGE_EXISTS() : DB_EXCEPTION("The spent key image to be added already exists!") { }
KEY_IMAGE_EXISTS(const char* s) : DB_EXCEPTION(s) { }
};

/***********************************
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