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/*****
*
* TOra - An Oracle Toolkit for DBA's and developers
* Copyright (C) 2003-2005 Quest Software, Inc
* Portions Copyright (C) 2005 Other Contributors
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; only version 2 of
* the License is valid for this program.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* As a special exception, you have permission to link this program
* with the Oracle Client libraries and distribute executables, as long
* as you follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from Oracle client libraries.
*
* Specifically you are not permitted to link this program with the
* Qt/UNIX, Qt/Windows or Qt Non Commercial products of TrollTech.
* And you are not permitted to distribute binaries compiled against
* these libraries without written consent from Quest Software, Inc.
* Observe that this does not disallow linking to the Qt Free Edition.
*
* You may link this product with any GPL'd Qt library such as Qt/Free
*
* All trademarks belong to their respective owners.
*
*****/
#ifndef TOQVALUE_H
#define TOQVALUE_H
#include "config.h"
#include <list>
#include <qstring.h>
/** This function is used to represent values that are passed to and from queries
*/
class toQValue
{
enum queryType {
intType,
doubleType,
stringType,
binaryType,
nullType
} Type;
union queryValue {
int Int;
double Double;
QString *String;
QByteArray *Array;
} Value;
public:
/** Create null value.
*/
toQValue(void);
/** Create integer value.
* @param i Value.
*/
toQValue(int i);
/** Create string value.
* @param str Value.
*/
toQValue(const QString &str);
/** Create double value.
* @param d Value.
*/
toQValue(double d);
/** Destruct query.
*/
~toQValue();
/** Create a copy of a value.
*/
toQValue(const toQValue ©);
/** Assign this value from another value.
*/
const toQValue &operator = (const toQValue ©);
/** Check a value for equality. Requires same type and same value. NULL is equal to other NULL values.
*/
bool operator == (const toQValue &) const;
/** Check if this is an int value.
*/
bool isInt(void) const;
/** Check if this is a double value.
*/
bool isDouble(void) const;
/** Check if this is a string value.
*/
bool isString(void) const;
/** Check if this value is null.
*/
bool isNull(void) const;
/** Check if this value is binary.
*/
bool isBinary(void) const;
/** Get utf8 format of this value.
*/
QCString utf8(void) const;
/** Get integer representation of this value.
*/
int toInt(void) const;
/** Get double representation of this value.
*/
double toDouble(void) const;
/** Get binary representation of value. Can only be called when the data is actually binary.
*/
const QByteArray &toByteArray(void) const;
/** Convert value to a string. If binary convert to hex.
*/
operator QString() const;
/** Convert value to a string. If binary convert to hex.
*/
QString toString() const
{
return QString(*this);
}
/** Set numberformat.
* @param format 0 = Default, 1 = Scientific, 2 = Fixed Decimals
* @param decimals Number on decimals for fixed decimals.
*/
static void setNumberFormat(int format, int decimals);
/** Format a number according to current settings.
*/
static QString formatNumber(double number);
/** Get number format.
* @return Format 0 = Default, 1 = Scientific, 2 = Fixed Decimals
*/
static int numberFormat(void);
/** Get decimals if fixed decimals.
*/
static int numberDecimals(void);
/** Create a binary value
*/
static toQValue createBinary(const QByteArray &arr);
/** Create a binary value from it's hex representation.
*/
static toQValue createFromHex(const QString &hex);
/** Create a binary value from it's hex representation.
*/
static toQValue createFromHex(const QCString &hex);
};
/** A short representation of list<toQuery::queryValue>
*/
typedef std::list<toQValue> toQList;
#endif
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