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Utility.cpp
//
// Utility.cpp
//
// $Id: //poco/1.4/Data/SQLite/src/Utility.cpp#1 $
//
// Library: Data/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 {


Utility::TypeMap Utility::_types;
Poco::FastMutex Utility::_mutex;


00060 void Utility::initTypeMap()
{
      Poco::FastMutex::ScopedLock lock(_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));
      }
}


00115 std::string Utility::lastError(sqlite3 *pDB)
{
      return std::string(sqlite3_errmsg(pDB));
}


00121 MetaColumn::ColumnDataType Utility::getColumnType(sqlite3_stmt* pStmt, std::size_t pos)
{
      poco_assert_dbg (pStmt);

      initTypeMap();
      
      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;
}


00139 void Utility::throwException(int rc, const std::string& addErrMsg)
{
      switch (rc)
      {
      case SQLITE_OK:
            break;
      case SQLITE_ERROR:
            throw InvalidSQLStatementException(addErrMsg);
      case SQLITE_INTERNAL:
            throw InternalDBErrorException(addErrMsg);
      case SQLITE_PERM:
            throw DBAccessDeniedException(addErrMsg);
      case SQLITE_ABORT:
            throw ExecutionAbortedException(addErrMsg);
      case SQLITE_BUSY:
            throw DBLockedException(addErrMsg);
      case SQLITE_LOCKED:
      case SQLITE_LOCKED_SHAREDCACHE:
            throw TableLockedException(addErrMsg);
      case SQLITE_NOMEM:
            throw NoMemoryException(addErrMsg);
      case SQLITE_READONLY:
            throw ReadOnlyException(addErrMsg);
      case SQLITE_INTERRUPT:
            throw InterruptException(addErrMsg);
      case SQLITE_IOERR:
            throw IOErrorException(addErrMsg);
      case SQLITE_CORRUPT:
            throw CorruptImageException(addErrMsg);
      case SQLITE_NOTFOUND:
            throw TableNotFoundException(addErrMsg);
      case SQLITE_FULL:
            throw DatabaseFullException(addErrMsg);
      case SQLITE_CANTOPEN:
            throw CantOpenDBFileException(addErrMsg);
      case SQLITE_PROTOCOL:
            throw LockProtocolException(addErrMsg);
      case SQLITE_EMPTY:
            throw InternalDBErrorException(addErrMsg);
      case SQLITE_SCHEMA:
            throw SchemaDiffersException(addErrMsg);
      case SQLITE_TOOBIG:
            throw RowTooBigException(addErrMsg);
      case SQLITE_CONSTRAINT:
            throw ConstraintViolationException(addErrMsg);
      case SQLITE_MISMATCH:
            throw DataTypeMismatchException(addErrMsg);
      case SQLITE_MISUSE:
            throw InvalidLibraryUseException(addErrMsg);
      case SQLITE_NOLFS:
            throw OSFeaturesMissingException(addErrMsg);
      case SQLITE_AUTH:
            throw AuthorizationDeniedException(addErrMsg);
      case SQLITE_FORMAT:
            throw CorruptImageException(addErrMsg);
      case SQLITE_NOTADB:
            throw CorruptImageException(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);
      }
}


} } } // namespace Poco::Data::SQLite

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