library/cpp/resource/resource.cpp


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#include "resource.h" 
#include "resource.h"
#include "registry.h" 
 
#include <util/generic/yexception.h> 
#include <util/generic/xrange.h>
 
using namespace NResource; 
 
bool NResource::FindExact(const TStringBuf key, TString* out) {
    return CommonStore()->FindExact(key, out); 
} 
 
void NResource::FindMatch(const TStringBuf subkey, TResources* out) {
    struct TMatch: public IMatch { 
        inline TMatch(TResources* r) 
            : R(r) 
        { 
        } 
 
        void OnMatch(const TResource& res) override {
            R->push_back(res); 
        } 
 
        TResources* R; 
    }; 
 
    TMatch m(out); 
 
    CommonStore()->FindMatch(subkey, m); 
} 
 
TString NResource::Find(const TStringBuf key) {
    TString ret;
 
    if (FindExact(key, &ret)) { 
        return ret; 
    } 
 
    ythrow yexception() << "can not find resource with path " << key; 
} 
 
size_t NResource::Count() noexcept {
    return CommonStore()->Count(); 
} 
 
TStringBuf NResource::KeyByIndex(size_t idx) { 
    return CommonStore()->KeyByIndex(idx); 
} 

TVector<TStringBuf> NResource::ListAllKeys() {
    TVector<TStringBuf> res(Reserve(NResource::Count()));
    for (auto i : xrange(NResource::Count())) {
        res.push_back(NResource::KeyByIndex(i));
    }
    return res;
}