filesystemDiscovery.h

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//
// Copyright 2018 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
 
#ifndef PXR_USD_NDR_FILESYSTEM_DISCOVERY_H
#define PXR_USD_NDR_FILESYSTEM_DISCOVERY_H
 
 
#include "pxr/pxr.h"
#include "pxr/usd/ndr/api.h"
#include "pxr/usd/ndr/discoveryPlugin.h"
#include <functional>
 
PXR_NAMESPACE_OPEN_SCOPE
 
TF_DECLARE_WEAK_AND_REF_PTRS(_NdrFilesystemDiscoveryPlugin);
 
class _NdrFilesystemDiscoveryPlugin final : public NdrDiscoveryPlugin
{
public:
    using Filter = std::function<bool(NdrNodeDiscoveryResult&)>;
 
    NDR_API
    _NdrFilesystemDiscoveryPlugin();
 
    NDR_API
    _NdrFilesystemDiscoveryPlugin(Filter filter);
 
    NDR_API
    ~_NdrFilesystemDiscoveryPlugin() {}
 
    NDR_API
    NdrNodeDiscoveryResultVec DiscoverNodes(const Context&) override;
 
    NDR_API
    const NdrStringVec& GetSearchURIs() const override { return _searchPaths; }
 
private:
    NdrStringVec _searchPaths;
 
    NdrStringVec _allowedExtensions;
 
    bool _followSymlinks;
 
    // The filter to run on the results.
    Filter _filter;
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif // PXR_USD_NDR_FILESYSTEM_DISCOVERY_H