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/******************************************************************************
*
* package: Log4Qt
* file: properties.h
* created: September
* author: Martin Heinrich
*
*
* Copyright 2007 Martin Heinrich
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
#ifndef LOG4QT_PROPERTIES_H
#define LOG4QT_PROPERTIES_H
#include "../log4qtshared.h"
/******************************************************************************
* Dependencies
******************************************************************************/
#include <QtCore/QHash>
#include <QtCore/QStringList>
/******************************************************************************
* Declarations
******************************************************************************/
class QIODevice;
class QSettings;
namespace Log4Qt
{
/*!
* \brief The class Properties implements a JAVA property hash.
*/
class LOG4QT_EXPORT Properties : public QHash<QString, QString>
{
public:
Properties(Properties *pDefaultProperties = 0);
// virtual ~Properties(); // Use compiler default
// Properties(const Properties &rOther); // Use compiler default
// Properties &operator=(const Properties &rOther); // Not implemented
public:
Properties *defaultProperties() const;
QString property(const QString &rKey) const;
QString property(const QString &rKey,
const QString &rDefaultValue) const;
void setDefaultProperties(Properties *pDefault);
void setProperty(const QString &rKey,
const QString &rValue);
// JAVA: void list(QTextStream &rTextStream);
void load(QIODevice *pDevice);
/*!
* Reads all child keys from the QSettings object \a rSettings and
* inserts them into this object. The value is created using
* QVariant::toString(). Types that do not support toString() are
* resulting in an empty string.
*
* \code
* QSettings settings;
* settings.setValue("Package", "Full");
* settings.setValue("Background", Qt::white);
* settings.setValue("Support", true);
* settings.setValue("Help/Language", "en_UK");
*
* Properties properties
* properties.load(&settings)
*
* // properties (("Package", "Full"), ("Background", ""), ("Support", "true"))
* \endcode
*/
void load(const QSettings &rSettings);
QStringList propertyNames() const;
// JAVA: void save(QIODevice *pDevice) const;
private:
void parseProperty(const QString &rProperty,
int line);
static int hexDigitValue(const QChar &rDigit);
static QString trimLeft(const QString &rString);
private:
Properties *mpDefaultProperties;
static const char msEscapeChar;
static const char *msValueEscapeCodes;
static const char *msValueEscapeChars;
static const char *msKeyEscapeCodes;
static const char *msKeyEscapeChars;
};
/**************************************************************************
* Operators, Helper
**************************************************************************/
#ifndef QT_NO_DEBUG_STREAM
/*!
* \relates Properties
*
* Writes all object member variables to the given debug stream \a rDebug and
* returns the stream.
*
* <tt>
* %Properties(default:0x0 properties:QHash(("log4j.appender.testAppender.layout", "org.apache.log4j.PatternLayout ")
* ("log4j.appender.testAppender.layout.ConversionPattern", "[%t] %-5p %l: %m%n")
* ("log4j.appender.testAppender.Append", "false ")
* ("log4j.appender.testAppender.File", "output/temp ")
* ("log4j.rootCategory", "TRACE, testAppender")
* ("log4j.appender.testAppender", "org.apache.log4j.FileAppender")) )
* </tt>
* \sa QDebug
*/
QDebug operator<<(QDebug debug,
const Properties &rProperties);
#endif // QT_NO_DEBUG_STREAM
/**************************************************************************
* Inline
**************************************************************************/
inline Properties::Properties(Properties *pDefaultProperties) :
mpDefaultProperties(pDefaultProperties)
{}
inline Properties *Properties::defaultProperties() const
{ return mpDefaultProperties; }
inline void Properties::setDefaultProperties(Properties *pDefaultProperties)
{ mpDefaultProperties = pDefaultProperties; }
inline void Properties::setProperty(const QString &rKey,
const QString &rValue)
{ insert(rKey, rValue); }
} // namespace Log4Qt
Q_DECLARE_TYPEINFO(Log4Qt::Properties, Q_MOVABLE_TYPE);
#endif // LOG4QT_PROPERTIES_H
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