mirror of
https://github.com/moparisthebest/davmail
synced 2024-11-11 03:45:03 -05:00
448c2f5f7a
git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@1697 3d1905a2-6b24-0410-a738-b14d5a86fcbd
132 lines
3.3 KiB
C++
132 lines
3.3 KiB
C++
/*
|
|
JSmooth: a VM wrapper toolkit for Windows
|
|
Copyright (C) 2003-2007 Rodrigo Reyes <reyes@charabia.net>
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
This library 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with this library; if not, write to the Free
|
|
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
*/
|
|
|
|
#ifndef __VERSION_H_
|
|
#define __VERSION_H_
|
|
|
|
#include <cstdio>
|
|
#include <string>
|
|
|
|
#include "common.h"
|
|
#include "StringUtils.h"
|
|
|
|
/**
|
|
* Manages versions as used by Sun's JVM. The version scheme used is
|
|
* major.minor.sub, for instance 1.1.8 or 1.4.2.
|
|
*
|
|
* @author Rodrigo Reyes <reyes@charabia.net>
|
|
*/
|
|
|
|
class Version
|
|
{
|
|
private:
|
|
int m_major;
|
|
int m_minor;
|
|
int m_sub;
|
|
|
|
public:
|
|
std::string Value;
|
|
|
|
/**
|
|
* Creates a Version object from a string representation. This
|
|
* string needs to start as a normal version, but don't need to
|
|
* follow exactly the schema X.Y.Z. The Major number is mandatory,
|
|
* but the Minor and Sub numbers are optional.
|
|
*
|
|
* If the string representation does not represent a valid
|
|
* version, the object is said 'invalid', and returns false to the
|
|
* isInvalid() method.
|
|
*
|
|
* @param val a string representation of the version.
|
|
*/
|
|
Version(std::string val);
|
|
|
|
/**
|
|
* Creates an invalid Version object. The object created returns
|
|
* false to the isValid() method.
|
|
*/
|
|
Version();
|
|
|
|
/**
|
|
* Returns the major number of this Version.
|
|
*/
|
|
int getMajor() const;
|
|
/**
|
|
* Returns the minor number of this Version.
|
|
*/
|
|
int getMinor() const;
|
|
/**
|
|
* Returns the subminor number of this Version.
|
|
*/
|
|
int getSubMinor() const;
|
|
|
|
std::string toString() const;
|
|
|
|
// bool operator > (const Version& v) const;
|
|
|
|
friend bool operator < (const Version& v1, const Version& v2);
|
|
friend bool operator <= (const Version& v1, const Version& v2);
|
|
|
|
/**
|
|
* A version object may be invalid if it does not refer to a valid
|
|
* version. In such a case, the behaviour of object the is altered
|
|
* as follows:
|
|
*
|
|
* - The getMajor(), getMinor(), and getSubMinor() methods return 0
|
|
* - Any comparison (< or <=) between an invalid Version object
|
|
* and another object (invalid or not) return true.
|
|
*/
|
|
bool isValid() const;
|
|
|
|
private:
|
|
void parseValue(const std::string& val);
|
|
|
|
int extractIntAt(const std::string& val, int pos) const;
|
|
|
|
public:
|
|
struct AscendingSort
|
|
{
|
|
bool operator()(const Version& v1, const Version& v2)
|
|
{
|
|
if (v1.getMajor() > v2.getMajor())
|
|
return true;
|
|
if (v1.getMajor() < v2.getMajor())
|
|
return false;
|
|
|
|
if (v1.getMinor() > v2.getMinor())
|
|
return true;
|
|
if (v1.getMinor() < v2.getMinor())
|
|
return false;
|
|
|
|
if (v1.getSubMinor() > v2.getSubMinor())
|
|
return true;
|
|
if (v1.getSubMinor() < v2.getSubMinor())
|
|
return false;
|
|
|
|
return false;
|
|
}
|
|
};
|
|
|
|
};
|
|
|
|
|
|
|
|
#endif
|