bmqt_version.h

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// Copyright 2014-2023 Bloomberg Finance L.P.
// SPDX-License-Identifier: Apache-2.0
//
// 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.
 
// bmqt_version.h                                                     -*-C++-*-
#ifndef INCLUDED_BMQT_VERSION
#define INCLUDED_BMQT_VERSION
 
 
// BMQ
 
// BDE
#include <bsl_iosfwd.h>
 
namespace BloombergLP {
namespace bmqt {
 
// =============
// class Version
// =============
 
class Version {
  private:
    // DATA
    unsigned char d_major;  // Major part of the version
    unsigned char d_minor;  // Minor part of the version
 
  public:
    // CREATORS
 
    Version();
 
    Version(unsigned char major, unsigned char minor);
 
    // MANIPULATORS
 
    Version& setMajor(unsigned char value);
 
    Version& setMinor(unsigned char value);
 
    // ACCESSORS
 
    bsl::ostream&
    print(bsl::ostream& stream, int level = 0, int spacesPerLevel = 4) const;
 
    unsigned char major() const;
 
    unsigned char minor() const;
};
 
// FREE OPERATORS
 
bsl::ostream& operator<<(bsl::ostream& stream, const Version& rhs);
 
bool operator==(const Version& lhs, const Version& rhs);
 
bool operator!=(const Version& lhs, const Version& rhs);
 
bool operator<(const Version& lhs, const Version& rhs);
 
// ============================================================================
//                             INLINE DEFINITIONS
// ============================================================================
 
// -------------
// class Version
// -------------
 
// CREATORS
inline Version::Version()
: d_major(0)
, d_minor(0)
{
    // NOTHING
}
 
inline Version::Version(unsigned char major, unsigned char minor)
: d_major(major)
, d_minor(minor)
{
    // NOTHING
}
 
// MANIPULATORS
inline Version& Version::setMajor(unsigned char value)
{
    d_major = value;
    return *this;
}
 
inline Version& Version::setMinor(unsigned char value)
{
    d_minor = value;
    return *this;
}
 
// ACCESSORS
inline unsigned char Version::major() const
{
    return d_major;
}
 
inline unsigned char Version::minor() const
{
    return d_minor;
}
 
}  // close package namespace
 
// FREE OPERATORS
inline bsl::ostream& bmqt::operator<<(bsl::ostream&        stream,
                                      const bmqt::Version& rhs)
{
    return rhs.print(stream, 0, -1);
}
 
inline bool bmqt::operator==(const bmqt::Version& lhs,
                             const bmqt::Version& rhs)
{
    return lhs.major() == rhs.major() && lhs.minor() == rhs.minor();
}
 
inline bool bmqt::operator!=(const bmqt::Version& lhs,
                             const bmqt::Version& rhs)
{
    return lhs.major() != rhs.major() || lhs.minor() != rhs.minor();
}
 
inline bool bmqt::operator<(const bmqt::Version& lhs, const bmqt::Version& rhs)
{
    return lhs.major() < rhs.major() ||
           (lhs.major() == rhs.major() && lhs.minor() < rhs.minor());
}
 
}  // close enterprise namespace
 
#endif