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29 lines
611 B
C++
29 lines
611 B
C++
#pragma once
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#include <IO/WriteBuffer.h>
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/// Since HexWriteBuffer is often created in the inner loop, we'll make its buffer size small.
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#define DBMS_HEX_WRITE_BUFFER_SIZE 32
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namespace DB
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{
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/** Everything that is written into it, translates to HEX (in capital letters) and writes to another WriteBuffer.
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*/
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class HexWriteBuffer final : public WriteBuffer
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{
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protected:
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char buf[DBMS_HEX_WRITE_BUFFER_SIZE]; //-V730
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WriteBuffer & out;
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void nextImpl() override;
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public:
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HexWriteBuffer(WriteBuffer & out_) : WriteBuffer(buf, sizeof(buf)), out(out_) {}
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~HexWriteBuffer() override;
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};
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}
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