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43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
#include <DB/DataStreams/NativeBlockInputStream.h>
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#include <DB/DataStreams/NativeBlockOutputStream.h>
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#include <DB/DataStreams/TabSeparatedRowInputStream.h>
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#include <DB/DataStreams/TabSeparatedRowOutputStream.h>
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#include <DB/DataStreams/ValuesRowInputStream.h>
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#include <DB/DataStreams/ValuesRowOutputStream.h>
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#include <DB/DataStreams/BlockInputStreamFromRowInputStream.h>
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#include <DB/DataStreams/BlockOutputStreamFromRowOutputStream.h>
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#include <DB/DataStreams/FormatFactory.h>
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namespace DB
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{
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BlockInputStreamPtr FormatFactory::getInput(const String & name, ReadBuffer & buf,
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Block & sample, size_t max_block_size, DataTypeFactory & data_type_factory) const
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{
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if (name == "Native")
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return new NativeBlockInputStream(buf, data_type_factory);
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else if (name == "TabSeparated")
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return new BlockInputStreamFromRowInputStream(new TabSeparatedRowInputStream(buf, sample), sample, max_block_size);
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else if (name == "Values")
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return new BlockInputStreamFromRowInputStream(new ValuesRowInputStream(buf, sample), sample, max_block_size);
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else
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throw Exception("Unknown format " + name, ErrorCodes::UNKNOWN_FORMAT);
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}
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BlockOutputStreamPtr FormatFactory::getOutput(const String & name, WriteBuffer & buf,
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Block & sample) const
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{
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if (name == "Native")
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return new NativeBlockOutputStream(buf);
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else if (name == "TabSeparated")
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return new BlockOutputStreamFromRowOutputStream(new TabSeparatedRowOutputStream(buf, sample));
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else if (name == "Values")
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return new BlockOutputStreamFromRowOutputStream(new ValuesRowOutputStream(buf, sample));
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else
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throw Exception("Unknown format " + name, ErrorCodes::UNKNOWN_FORMAT);
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}
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}
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