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