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/******************************************************************************
*
* package: Log4Qt
* file: optionconverter.cpp
* created: September 2007
* author: Martin Heinrich
*
*
* changes Feb 2009, Martin Heinrich
* - Fixed a problem were OptionConverter::toBoolean would not
* return the default value, if the conversion fails.
*
*
* Copyright 2007 - 2009 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.
*
******************************************************************************/
/******************************************************************************
* Dependencies
******************************************************************************/
#include "helpers/optionconverter.h"
#include <QtCore/QDebug>
#include "helpers/logerror.h"
#include "helpers/properties.h"
#include "logger.h"
#include "consoleappender.h"
namespace Log4Qt
{
/**************************************************************************
* Declarations
**************************************************************************/
/**************************************************************************
* C helper functions
**************************************************************************/
LOG4QT_DECLARE_STATIC_LOGGER(logger, Log4Qt::OptionConverter)
/**************************************************************************
* Class implementation: OptionConverter
**************************************************************************/
QString OptionConverter::findAndSubst(const Properties &rProperties,
const QString &rKey)
{
QString value = rProperties.property(rKey);
if (value.isNull())
return value;
const QString begin_subst = QLatin1String("${");
const QString end_subst = QLatin1String("}");
const int begin_length = begin_subst.length();
const int end_length = end_subst.length();
// Don't return a null string, the null string indicates that the
// property key does not exist.
QString result = QLatin1String("");
int i = 0;
int begin;
int end;
while (i < value.length())
{
begin = value.indexOf(begin_subst, i);
if (begin == -1)
{
result += value.mid(i);
i = value.length();
}
else
{
result += value.mid(i, begin - i);
end = value.indexOf(end_subst, i + begin_length);
if (end == -1)
{
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Missing closing bracket for opening bracket at %1. Invalid subsitution in value %2."),
CONFIGURATOR_INVALID_SUBSTITUTION_ERROR,
"Log4Qt::OptionConverter");
e << begin << value;
logger()->error(e);
return result;
}
else
{
result += findAndSubst(rProperties, value.mid(begin + begin_length, end - begin - end_length - 1));
i = end + end_length;
}
}
}
return result;
}
QString OptionConverter::classNameJavaToCpp(const QString &rClassName)
{
const QLatin1String java_class_delimiter(".");
const QLatin1String cpp_class_delimiter("::");
QString result = rClassName;
return result.replace(java_class_delimiter, cpp_class_delimiter);
}
bool OptionConverter::toBoolean(const QString &rOption,
bool *p_ok)
{
const QLatin1String str_true("true");
const QLatin1String str_enabled("enabled");
const QLatin1String str_one("1");
const QLatin1String str_false("false");
const QLatin1String str_disabled("disabled");
const QLatin1String str_zero("0");
if (p_ok)
*p_ok = true;
QString s = rOption.trimmed().toLower();
if (s == str_true || s == str_enabled || s == str_one)
return true;
if (s == str_false || s == str_disabled || s == str_zero)
return false;
if (p_ok)
*p_ok = false;
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Invalid option string '%1' for a boolean"),
CONFIGURATOR_INVALID_OPTION_ERROR,
"Log4Qt::OptionConverter");
e << rOption;
logger()->error(e);
return false;
}
bool OptionConverter::toBoolean(const QString &rOption,
bool default_value)
{
bool ok;
bool result = toBoolean(rOption, &ok);
if (ok)
return result;
else
return default_value;
}
qint64 OptionConverter::toFileSize(const QString &rOption,
bool *p_ok)
{
// - Search for unit
// - Convert characters befor unit to int
// - Error, if
// - the conversion failed
// - the value < 0
// - there is text after the unit characters
if (p_ok)
*p_ok = false;
QString s = rOption.trimmed().toLower();
qint64 f = 1;
int i;
i = s.indexOf(QLatin1String("kb"));
if (i >= 0)
f = 1024;
else
{
i = s.indexOf(QLatin1String("mb"));
if (i >= 0)
f = 1024 * 1024;
else
{
i = s.indexOf(QLatin1String("gb"));
if (i >= 0)
f = 1024 * 1024 * 1024;
}
}
if (i < 0)
i = s.length();
bool ok;
qint64 value = s.left(i).toLongLong(&ok);
if (!ok || value < 0 || s.length() > i + 2)
{
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Invalid option string '%1' for a file size"),
CONFIGURATOR_INVALID_OPTION_ERROR,
"Log4Qt::OptionConverter");
e << rOption;
logger()->error(e);
return 0;
}
if (p_ok)
*p_ok = true;
return value * f;
}
int OptionConverter::toInt(const QString &rOption,
bool *p_ok)
{
int value = rOption.trimmed().toInt(p_ok);
if (*p_ok)
return value;
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Invalid option string '%1' for an integer"),
CONFIGURATOR_INVALID_OPTION_ERROR,
"Log4Qt::OptionConverter");
e << rOption;
logger()->error(e);
return 0;
}
Level OptionConverter::toLevel(const QString &rOption,
bool *p_ok)
{
bool ok;
Level level = Level::fromString(rOption.toUpper().trimmed(), &ok);
if (p_ok)
*p_ok = ok;
if (ok)
return level;
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Invalid option string '%1' for a level"),
CONFIGURATOR_INVALID_OPTION_ERROR,
"Log4Qt::OptionConverter");
e << rOption;
logger()->error(e);
return level;
}
Level OptionConverter::toLevel(const QString &rOption,
const Level &rDefaultValue)
{
bool ok;
Level result = toLevel(rOption, &ok);
if (ok)
return result;
else
return rDefaultValue;
}
int OptionConverter::toTarget(const QString &rOption,
bool *p_ok)
{
const QLatin1String java_stdout("system.out");
const QLatin1String cpp_stdout("stdout_target");
const QLatin1String java_stderr("system.err");
const QLatin1String cpp_stderr("stderr_target");
if (p_ok)
*p_ok = true;
QString s = rOption.trimmed().toLower();
if (s == java_stdout || s == cpp_stdout)
return ConsoleAppender::STDOUT_TARGET;
if (s == java_stderr || s == cpp_stderr)
return ConsoleAppender::STDERR_TARGET;
if (p_ok)
*p_ok = false;
LogError e = LOG4QT_ERROR(QT_TR_NOOP("Invalid option string '%1' for a target"),
CONFIGURATOR_INVALID_OPTION_ERROR,
"Log4Qt::OptionConverter");
e << rOption;
logger()->error(e);
return ConsoleAppender::STDOUT_TARGET;
}
/**************************************************************************
* Implementation: Operators, Helper
**************************************************************************/
} // namespace Log4Qt
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