poco/Data/SQLite/src/Utility.cpp
Aleksandar Fabijanic d75e68c027 new trunk (base for 1.5)
windows build only
2012-04-23 01:14:34 +00:00

259 lines
11 KiB
C++

//
// Utility.cpp
//
// $Id: //poco/Main/Data/SQLite/src/Utility.cpp#5 $
//
// Library: SQLite
// Package: SQLite
// Module: Utility
//
// Implementation of Utility
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#include "Poco/Data/SQLite/Utility.h"
#include "Poco/Data/SQLite/SQLiteException.h"
#include "Poco/NumberFormatter.h"
#include "Poco/String.h"
#include "Poco/Exception.h"
#if defined(POCO_UNBUNDLED)
#include <sqlite3.h>
#else
#include "sqlite3.h"
#endif
namespace Poco {
namespace Data {
namespace SQLite {
const std::string Utility::SQLITE_DATE_FORMAT = "%Y-%m-%d";
const std::string Utility::SQLITE_TIME_FORMAT = "%H:%M:%S";
Utility::TypeMap Utility::_types;
Utility::Utility()
{
Poco::FastMutex::ScopedLock l(_mutex);
if (_types.empty())
{
_types.insert(TypeMap::value_type("", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("BOOL", MetaColumn::FDT_BOOL));
_types.insert(TypeMap::value_type("BOOLEAN", MetaColumn::FDT_BOOL));
_types.insert(TypeMap::value_type("BIT", MetaColumn::FDT_BOOL));
_types.insert(TypeMap::value_type("UINT8", MetaColumn::FDT_UINT8));
_types.insert(TypeMap::value_type("UTINY", MetaColumn::FDT_UINT8));
_types.insert(TypeMap::value_type("UINTEGER8", MetaColumn::FDT_UINT8));
_types.insert(TypeMap::value_type("INT8", MetaColumn::FDT_INT8));
_types.insert(TypeMap::value_type("TINY", MetaColumn::FDT_INT8));
_types.insert(TypeMap::value_type("INTEGER8", MetaColumn::FDT_INT8));
_types.insert(TypeMap::value_type("UINT16", MetaColumn::FDT_UINT16));
_types.insert(TypeMap::value_type("USHORT", MetaColumn::FDT_UINT16));
_types.insert(TypeMap::value_type("UINTEGER16", MetaColumn::FDT_UINT16));
_types.insert(TypeMap::value_type("INT16", MetaColumn::FDT_INT16));
_types.insert(TypeMap::value_type("SHORT", MetaColumn::FDT_INT16));
_types.insert(TypeMap::value_type("INTEGER16", MetaColumn::FDT_INT16));
_types.insert(TypeMap::value_type("UINT", MetaColumn::FDT_UINT32));
_types.insert(TypeMap::value_type("UINT32", MetaColumn::FDT_UINT32));
_types.insert(TypeMap::value_type("UINTEGER32", MetaColumn::FDT_UINT32));
_types.insert(TypeMap::value_type("INT", MetaColumn::FDT_INT32));
_types.insert(TypeMap::value_type("INT32", MetaColumn::FDT_INT32));
_types.insert(TypeMap::value_type("INTEGER", MetaColumn::FDT_INT32));
_types.insert(TypeMap::value_type("INTEGER32", MetaColumn::FDT_INT32));
_types.insert(TypeMap::value_type("UINT64", MetaColumn::FDT_UINT64));
_types.insert(TypeMap::value_type("ULONG", MetaColumn::FDT_INT64));
_types.insert(TypeMap::value_type("UINTEGER64", MetaColumn::FDT_UINT64));
_types.insert(TypeMap::value_type("INT64", MetaColumn::FDT_INT64));
_types.insert(TypeMap::value_type("LONG", MetaColumn::FDT_INT64));
_types.insert(TypeMap::value_type("INTEGER64", MetaColumn::FDT_INT64));
_types.insert(TypeMap::value_type("COUNTER", MetaColumn::FDT_UINT64));
_types.insert(TypeMap::value_type("AUTOINCREMENT", MetaColumn::FDT_UINT64));
_types.insert(TypeMap::value_type("REAL", MetaColumn::FDT_DOUBLE));
_types.insert(TypeMap::value_type("FLOA", MetaColumn::FDT_DOUBLE));
_types.insert(TypeMap::value_type("FLOAT", MetaColumn::FDT_DOUBLE));
_types.insert(TypeMap::value_type("DOUB", MetaColumn::FDT_DOUBLE));
_types.insert(TypeMap::value_type("DOUBLE", MetaColumn::FDT_DOUBLE));
_types.insert(TypeMap::value_type("CHAR", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("CLOB", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("TEXT", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("VARCHAR", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("NCHAR", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("NCLOB", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("NTEXT", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("NVARCHAR", MetaColumn::FDT_STRING));
_types.insert(TypeMap::value_type("BLOB", MetaColumn::FDT_BLOB));
_types.insert(TypeMap::value_type("DATE", MetaColumn::FDT_DATE));
_types.insert(TypeMap::value_type("TIME", MetaColumn::FDT_TIME));
_types.insert(TypeMap::value_type("DATETIME", MetaColumn::FDT_TIMESTAMP));
_types.insert(TypeMap::value_type("TIMESTAMP", MetaColumn::FDT_TIMESTAMP));
}
}
std::string Utility::lastError(sqlite3 *pDB)
{
return std::string(sqlite3_errmsg(pDB));
}
MetaColumn::ColumnDataType Utility::getColumnType(sqlite3_stmt* pStmt, std::size_t pos)
{
poco_assert_dbg (pStmt);
static Utility u;
const char* pc = sqlite3_column_decltype(pStmt, (int) pos);
std::string sqliteType = pc ? pc : "";
Poco::toUpperInPlace(sqliteType);
sqliteType = sqliteType.substr(0, sqliteType.find_first_of(" ("));
TypeMap::const_iterator it = _types.find(Poco::trimInPlace(sqliteType));
if (_types.end() == it) throw Poco::NotFoundException();
return it->second;
}
void Utility::throwException(int rc, const std::string& addErrMsg)
{
switch (rc)
{
case SQLITE_OK:
break;
case SQLITE_ERROR:
throw InvalidSQLStatementException(std::string("SQL error or missing database"), addErrMsg);
case SQLITE_INTERNAL:
throw InternalDBErrorException(std::string("An internal logic error in SQLite"), addErrMsg);
case SQLITE_PERM:
throw DBAccessDeniedException(std::string("Access permission denied"), addErrMsg);
case SQLITE_ABORT:
throw ExecutionAbortedException(std::string("Callback routine requested an abort"), addErrMsg);
case SQLITE_BUSY:
throw DBLockedException(std::string("The database file is locked"), addErrMsg);
case SQLITE_LOCKED:
throw TableLockedException(std::string("A table in the database is locked"), addErrMsg);
case SQLITE_NOMEM:
throw NoMemoryException(std::string("A malloc() failed"), addErrMsg);
case SQLITE_READONLY:
throw ReadOnlyException(std::string("Attempt to write a readonly database"), addErrMsg);
case SQLITE_INTERRUPT:
throw InterruptException(std::string("Operation terminated by sqlite_interrupt()"), addErrMsg);
case SQLITE_IOERR:
throw IOErrorException(std::string("Some kind of disk I/O error occurred"), addErrMsg);
case SQLITE_CORRUPT:
throw CorruptImageException(std::string("The database disk image is malformed"), addErrMsg);
case SQLITE_NOTFOUND:
throw TableNotFoundException(std::string("Table or record not found"), addErrMsg);
case SQLITE_FULL:
throw DatabaseFullException(std::string("Insertion failed because database is full"), addErrMsg);
case SQLITE_CANTOPEN:
throw CantOpenDBFileException(std::string("Unable to open the database file"), addErrMsg);
case SQLITE_PROTOCOL:
throw LockProtocolException(std::string("Database lock protocol error"), addErrMsg);
case SQLITE_EMPTY:
throw InternalDBErrorException(std::string("(Internal Only) Database table is empty"), addErrMsg);
case SQLITE_SCHEMA:
throw SchemaDiffersException(std::string("The database schema changed"), addErrMsg);
case SQLITE_TOOBIG:
throw RowTooBigException(std::string("Too much data for one row of a table"), addErrMsg);
case SQLITE_CONSTRAINT:
throw ConstraintViolationException(std::string("Abort due to constraint violation"), addErrMsg);
case SQLITE_MISMATCH:
throw DataTypeMismatchException(std::string("Data type mismatch"), addErrMsg);
case SQLITE_MISUSE:
throw InvalidLibraryUseException(std::string("Library used incorrectly"), addErrMsg);
case SQLITE_NOLFS:
throw OSFeaturesMissingException(std::string("Uses OS features not supported on host"), addErrMsg);
case SQLITE_AUTH:
throw AuthorizationDeniedException(std::string("Authorization denied"), addErrMsg);
case SQLITE_FORMAT:
throw CorruptImageException(std::string("Auxiliary database format error"), addErrMsg);
case SQLITE_NOTADB:
throw CorruptImageException(std::string("File opened that is not a database file"), addErrMsg);
case SQLITE_RANGE:
throw InvalidSQLStatementException(std::string("Bind Parameter out of range (Access of invalid position 0? bind starts with 1!)"), addErrMsg);
case SQLITE_ROW:
break; // sqlite_step() has another row ready
case SQLITE_DONE:
break; // sqlite_step() has finished executing
default:
throw SQLiteException(std::string("Unkown error code: ") + Poco::NumberFormatter::format(rc), addErrMsg);
}
}
bool Utility::fileToMemory(sqlite3* pInMemory, const std::string& fileName)
{
int rc;
sqlite3* pFile;
sqlite3_backup* pBackup;
rc = sqlite3_open(fileName.c_str(), &pFile);
if(rc == SQLITE_OK )
{
pBackup = sqlite3_backup_init(pInMemory, "main", pFile, "main");
if( pBackup )
{
sqlite3_backup_step(pBackup, -1);
sqlite3_backup_finish(pBackup);
}
rc = sqlite3_errcode(pFile);
}
sqlite3_close(pFile);
return SQLITE_OK == rc;
}
bool Utility::memoryToFile(const std::string& fileName, sqlite3* pInMemory)
{
int rc;
sqlite3* pFile;
sqlite3_backup* pBackup;
rc = sqlite3_open(fileName.c_str(), &pFile);
if(rc == SQLITE_OK )
{
pBackup = sqlite3_backup_init(pFile, "main", pInMemory, "main");
if( pBackup )
{
sqlite3_backup_step(pBackup, -1);
sqlite3_backup_finish(pBackup);
}
rc = sqlite3_errcode(pFile);
}
sqlite3_close(pFile);
return SQLITE_OK == rc;
}
} } } // namespace Poco::Data::SQLite