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68 lines
3.2 KiB
C++
68 lines
3.2 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/TabSeparatedBlockOutputStream.h>
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#include <DB/DataStreams/PrettyBlockOutputStream.h>
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#include <DB/DataStreams/PrettyCompactBlockOutputStream.h>
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#include <DB/DataStreams/PrettySpaceBlockOutputStream.h>
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#include <DB/DataStreams/VerticalRowOutputStream.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 == "TabSeparatedWithNames")
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return new BlockInputStreamFromRowInputStream(new TabSeparatedRowInputStream(buf, sample, true), sample, max_block_size);
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else if (name == "TabSeparatedWithNamesAndTypes")
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return new BlockInputStreamFromRowInputStream(new TabSeparatedRowInputStream(buf, sample, true, true), sample, max_block_size);
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else if (name == "BlockTabSeparated" || name == "Pretty" || name == "PrettyCompact" || name == "PrettySpace" || name == "Vertical")
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throw Exception("Format " + name + " is not suitable for input", ErrorCodes::FORMAT_IS_NOT_SUITABLE_FOR_INPUT);
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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 == "TabSeparatedWithNames")
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return new BlockOutputStreamFromRowOutputStream(new TabSeparatedRowOutputStream(buf, sample, true));
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else if (name == "TabSeparatedWithNamesAndTypes")
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return new BlockOutputStreamFromRowOutputStream(new TabSeparatedRowOutputStream(buf, sample, true, true));
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else if (name == "BlockTabSeparated")
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return new TabSeparatedBlockOutputStream(buf);
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else if (name == "Pretty")
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return new PrettyBlockOutputStream(buf);
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else if (name == "PrettyCompact")
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return new PrettyCompactBlockOutputStream(buf);
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else if (name == "PrettySpace")
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return new PrettySpaceBlockOutputStream(buf);
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else if (name == "Vertical")
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return new BlockOutputStreamFromRowOutputStream(new VerticalRowOutputStream(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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