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29 lines
610 B
C++
29 lines
610 B
C++
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#pragma once
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#include <DataStreams/IBlockInputStream.h>
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#include <Processors/IProcessor.h>
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namespace DB
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{
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class TreeExecutor : public IBlockInputStream
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{
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public:
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explicit TreeExecutor(Processors processors_) : processors(std::move(processors_)) { init(); }
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String getName() const override { return root->getName(); }
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Block getHeader() const override { return root->getOutputs().front().getHeader(); }
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protected:
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Block readImpl() override;
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private:
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Processors processors;
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IProcessor * root = nullptr;
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std::unique_ptr<InputPort> port;
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void init();
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void execute();
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};
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}
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