resolvedPath.h

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//
// Copyright 2020 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_USD_AR_RESOLVED_PATH_H
#define PXR_USD_AR_RESOLVED_PATH_H
 
 
#include "pxr/pxr.h"
#include "pxr/usd/ar/api.h"
#include "pxr/base/tf/hash.h"
 
#include <string>
 
PXR_NAMESPACE_OPEN_SCOPE
 
class ArResolvedPath
{
public:
    explicit ArResolvedPath(const std::string& resolvedPath)
        : _resolvedPath(resolvedPath)
    {
    }
    
    explicit ArResolvedPath(std::string&& resolvedPath)
        : _resolvedPath(std::move(resolvedPath))
    {
    }
 
    ArResolvedPath() = default;
 
    ArResolvedPath(const ArResolvedPath& rhs) = default;
    ArResolvedPath(ArResolvedPath&& rhs) = default;
    
    ArResolvedPath& operator=(const ArResolvedPath& rhs) = default;
    ArResolvedPath& operator=(ArResolvedPath&& rhs) = default;
 
    bool operator==(const ArResolvedPath& rhs) const
    { return _resolvedPath == rhs._resolvedPath; }
 
    bool operator!=(const ArResolvedPath& rhs) const
    { return _resolvedPath != rhs._resolvedPath; }
 
    bool operator<(const ArResolvedPath& rhs) const
    { return _resolvedPath < rhs._resolvedPath; }
 
    bool operator>(const ArResolvedPath& rhs) const
    { return _resolvedPath > rhs._resolvedPath; }
 
    bool operator<=(const ArResolvedPath& rhs) const
    { return _resolvedPath <= rhs._resolvedPath; }
 
    bool operator>=(const ArResolvedPath& rhs) const
    { return _resolvedPath >= rhs._resolvedPath; }
 
    bool operator==(const std::string& rhs) const
    { return _resolvedPath == rhs; }
 
    bool operator!=(const std::string& rhs) const
    { return _resolvedPath != rhs; }
 
    bool operator<(const std::string& rhs) const
    { return _resolvedPath < rhs; }
 
    bool operator>(const std::string& rhs) const
    { return _resolvedPath > rhs; }
 
    bool operator<=(const std::string& rhs) const
    { return _resolvedPath <= rhs; }
 
    bool operator>=(const std::string& rhs) const
    { return _resolvedPath >= rhs; }
 
    size_t GetHash() const { return TfHash()(*this); }
 
    explicit operator bool() const { return !IsEmpty(); }
 
    bool IsEmpty() const { return _resolvedPath.empty(); }
 
    bool empty() const { return IsEmpty(); }
 
    operator const std::string&() const { return GetPathString(); }
 
    const std::string& GetPathString() const { return _resolvedPath; }
 
private:
    std::string _resolvedPath;
};
 
template <class HashState>
void
TfHashAppend(HashState& h, const ArResolvedPath& p)
{
    h.Append(p.GetPathString());
}
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif