33 lines
891 B
C++
33 lines
891 B
C++
#pragma once
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#include "./file2.hpp"
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#include <stack>
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#include <memory>
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// wrapper/container for a file "stack"
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// has no file functionallity by itself
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struct File2Stack : public File2I {
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std::stack<std::unique_ptr<File2I>> _stack;
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// TODO: change interface again and make r/w non const data members!
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File2Stack(void) : File2I(false, false), _stack() {}
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File2Stack(std::stack<std::unique_ptr<File2I>>&& stack) : File2I(false, false), _stack(std::move(stack)) {}
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File2Stack(std::unique_ptr<File2I>&& file) : File2I(false, false), _stack({std::move(file)}) {}
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virtual ~File2Stack(void) {}
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bool isGood(void) override {
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return _stack.top()->isGood();
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}
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bool write(const ByteSpan data, int64_t pos = -1) override {
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return _stack.top()->write(data, pos);
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}
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ByteSpanWithOwnership read(uint64_t size, int64_t pos = -1) override {
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return _stack.top()->read(size, pos);
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}
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};
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