/usr/include/odb/exceptions.hxx is in libodb-dev 2.4.0-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_EXCEPTIONS_HXX
#define ODB_EXCEPTIONS_HXX
#include <odb/pre.hxx>
#include <set>
#include <string>
#include <cstddef> // std::size_t
#include <typeinfo>
#include <odb/forward.hxx> // schema_version, odb::core
#include <odb/exception.hxx>
#include <odb/details/export.hxx>
#include <odb/details/shared-ptr.hxx>
namespace odb
{
struct LIBODB_EXPORT null_pointer: odb::exception
{
virtual const char*
what () const throw ();
virtual null_pointer*
clone () const;
};
// Transaction exceptions.
//
struct LIBODB_EXPORT already_in_transaction: odb::exception
{
virtual const char*
what () const throw ();
virtual already_in_transaction*
clone () const;
};
struct LIBODB_EXPORT not_in_transaction: odb::exception
{
virtual const char*
what () const throw ();
virtual not_in_transaction*
clone () const;
};
struct LIBODB_EXPORT transaction_already_finalized: odb::exception
{
virtual const char*
what () const throw ();
virtual transaction_already_finalized*
clone () const;
};
// Session exceptions.
//
struct LIBODB_EXPORT already_in_session: odb::exception
{
virtual const char*
what () const throw ();
virtual already_in_session*
clone () const;
};
struct LIBODB_EXPORT not_in_session: odb::exception
{
virtual const char*
what () const throw ();
virtual not_in_session*
clone () const;
};
struct LIBODB_EXPORT session_required: odb::exception
{
virtual const char*
what () const throw ();
virtual session_required*
clone () const;
};
// Database operations exceptions.
//
struct LIBODB_EXPORT recoverable: odb::exception
{
// Abstract.
};
struct LIBODB_EXPORT connection_lost: recoverable
{
virtual const char*
what () const throw ();
virtual connection_lost*
clone () const;
};
struct LIBODB_EXPORT timeout: recoverable
{
virtual const char*
what () const throw ();
virtual timeout*
clone () const;
};
struct LIBODB_EXPORT deadlock: recoverable
{
virtual const char*
what () const throw ();
virtual deadlock*
clone () const;
};
struct LIBODB_EXPORT object_not_persistent: odb::exception
{
virtual const char*
what () const throw ();
virtual object_not_persistent*
clone () const;
};
struct LIBODB_EXPORT object_already_persistent: odb::exception
{
virtual const char*
what () const throw ();
virtual object_already_persistent*
clone () const;
};
struct LIBODB_EXPORT object_changed: odb::exception
{
virtual const char*
what () const throw ();
virtual object_changed*
clone () const;
};
struct LIBODB_EXPORT result_not_cached: odb::exception
{
virtual const char*
what () const throw ();
virtual result_not_cached*
clone () const;
};
struct LIBODB_EXPORT database_exception: odb::exception
{
// Abstract.
};
// Polymorphism support exceptions.
//
struct LIBODB_EXPORT abstract_class: odb::exception
{
virtual const char*
what () const throw ();
virtual abstract_class*
clone () const;
};
struct LIBODB_EXPORT no_type_info: odb::exception
{
virtual const char*
what () const throw ();
virtual no_type_info*
clone () const;
};
// Prepared query support exceptions.
//
struct LIBODB_EXPORT prepared_already_cached: odb::exception
{
prepared_already_cached (const char* name);
~prepared_already_cached () throw ();
const char*
name () const
{
return name_;
}
virtual const char*
what () const throw ();
virtual prepared_already_cached*
clone () const;
private:
const char* name_;
std::string what_;
};
struct LIBODB_EXPORT prepared_type_mismatch: odb::exception
{
prepared_type_mismatch (const char* name);
~prepared_type_mismatch () throw ();
const char*
name () const {return name_;}
virtual const char*
what () const throw ();
virtual prepared_type_mismatch*
clone () const;
private:
const char* name_;
std::string what_;
};
// Schema catalog exceptions.
//
struct LIBODB_EXPORT unknown_schema: odb::exception
{
unknown_schema (const std::string& name);
~unknown_schema () throw ();
const std::string&
name () const {return name_;}
virtual const char*
what () const throw ();
virtual unknown_schema*
clone () const;
private:
std::string name_;
std::string what_;
};
struct LIBODB_EXPORT unknown_schema_version: odb::exception
{
unknown_schema_version (schema_version);
~unknown_schema_version () throw ();
schema_version
version () const {return version_;}
virtual const char*
what () const throw ();
virtual unknown_schema_version*
clone () const;
private:
schema_version version_;
std::string what_;
};
// Section exceptions.
//
struct LIBODB_EXPORT section_not_loaded: odb::exception
{
virtual const char*
what () const throw ();
virtual section_not_loaded*
clone () const;
};
struct LIBODB_EXPORT section_not_in_object: odb::exception
{
virtual const char*
what () const throw ();
virtual section_not_in_object*
clone () const;
};
// Bulk operation exceptions.
//
struct LIBODB_EXPORT multiple_exceptions: odb::exception
{
struct LIBODB_EXPORT value_type
{
std::size_t
position () const {return p_;}
// If true, then this means that some positions in the batch have
// triggered the exception but it is not possible, due to the
// limitations of the underlying database API, to discern exactly
// which ones. As a result, all the positions in the batch are
// marked as "maybe failed".
//
bool
maybe () const {return m_;}
const odb::exception&
exception () const {return *e_;}
// Implementation details.
//
public:
value_type (std::size_t p,
bool maybe,
details::shared_ptr<odb::exception> e)
: m_ (maybe), p_ (p), e_ (e) {}
value_type (std::size_t p): p_ (p) {} // "Key" for set lookup.
private:
bool m_;
std::size_t p_;
details::shared_ptr<odb::exception> e_;
};
struct LIBODB_EXPORT comparator_type
{
bool
operator() (const value_type& x, const value_type& y) const
{
return x.position () < y.position ();
}
};
typedef std::set<value_type, comparator_type> set_type;
// Iteration.
//
public:
typedef set_type::const_iterator iterator;
typedef set_type::const_iterator const_iterator; // For pedantic types.
iterator
begin () const {return set_.begin ();}
iterator
end () const {return set_.end ();}
// Lookup.
//
public:
// Return NULL if the element at this position has no exception. Note
// that the returned value is value_type* and not odb::exception* in
// order to provide access to maybe(); see value_type::maybe() for
// details.
//
const value_type*
operator[] (std::size_t p) const
{
return set_.empty () ? 0 : lookup (p);
}
// Severity, failed and attempt counts.
//
public:
// Return the number of elements for which the operation has been
// attempted.
//
std::size_t
attempted () const {return attempted_;}
// Return the number of positions for which the operation has failed.
// Note that this count includes the maybe failed positions.
//
std::size_t
failed () const {return set_.size ();}
// If fatal() returns true, then (some of) the exceptions were fatal.
// In this case, even for elements that were processed but did not
// cause the exception, no attempts were made to complete the bulk
// operation and the transaction must be aborted.
//
// If fatal() returns false, then the operation on the elements that
// don't have an exception has succeeded. The application can try to
// correct the errors and re-attempt the operation on the elements
// that did cause an exception. In either case, the transaction can
// be committed.
//
bool
fatal () const {return fatal_;}
// Normally you shouldn't need to do this explicitly but you can
// "upgrade" an exception to fatal, for example, for specific
// database error codes.
//
void
fatal (bool f) {fatal_ = fatal_ || f;}
// odb::exception interface.
//
public:
virtual const char*
what () const throw ();
virtual multiple_exceptions*
clone () const;
// Direct set access.
//
public:
const set_type&
set () const {return set_;}
// Implementation details.
//
public:
~multiple_exceptions () throw ();
// All instances of the common exception must be equal since we are
// going to create and share just one.
//
multiple_exceptions (const std::type_info& common_exception_ti)
: common_exception_ti_ (common_exception_ti),
fatal_ (false),
delta_ (0),
current_ (0) {}
// Set the attempted count as (delta + n).
//
void
attempted (std::size_t n) {attempted_ = delta_ + n;}
// Increment the position of the current batch. Also resets the
// current position in the batch.
//
void
delta (std::size_t d) {delta_ += d; current_ = 0;}
// Current position in the batch.
//
std::size_t
current () const {return current_;}
void
current (std::size_t c) {current_ = c;}
void
insert (std::size_t p,
bool maybe,
const odb::exception& e,
bool fatal = false);
void
insert (std::size_t p, const odb::exception& e, bool fatal = false)
{
insert (p, false, e, fatal);
}
void
insert (const odb::exception& e, bool fatal = false)
{
insert (current_, e, fatal);
}
bool
empty () const {return set_.empty ();}
void
prepare ();
private:
const value_type*
lookup (std::size_t p) const;
private:
const std::type_info& common_exception_ti_;
details::shared_ptr<odb::exception> common_exception_;
set_type set_;
bool fatal_;
std::size_t attempted_;
std::size_t delta_; // Position of the batch.
std::size_t current_; // Position in the batch.
std::string what_;
};
namespace common
{
using odb::null_pointer;
using odb::already_in_transaction;
using odb::not_in_transaction;
using odb::transaction_already_finalized;
using odb::already_in_session;
using odb::not_in_session;
using odb::session_required;
using odb::recoverable;
using odb::deadlock;
using odb::connection_lost;
using odb::timeout;
using odb::object_not_persistent;
using odb::object_already_persistent;
using odb::object_changed;
using odb::result_not_cached;
using odb::database_exception;
using odb::abstract_class;
using odb::no_type_info;
using odb::unknown_schema;
using odb::unknown_schema_version;
using odb::section_not_loaded;
using odb::section_not_in_object;
using odb::multiple_exceptions;
}
}
#include <odb/post.hxx>
#endif // ODB_EXCEPTIONS_HXX
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