mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 05:32:52 +00:00
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
#include <DB/IO/WriteHelpers.h>
|
|
#include <DB/IO/WriteBufferValidUTF8.h>
|
|
#include <DB/DataStreams/JSONEachRowRowOutputStream.h>
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
|
|
JSONEachRowRowOutputStream::JSONEachRowRowOutputStream(WriteBuffer & ostr_, const Block & sample, bool force_quoting_64bit_integers_)
|
|
: ostr(ostr_), force_quoting_64bit_integers(force_quoting_64bit_integers_)
|
|
{
|
|
size_t columns = sample.columns();
|
|
fields.resize(columns);
|
|
|
|
for (size_t i = 0; i < columns; ++i)
|
|
{
|
|
WriteBufferFromString out(fields[i]);
|
|
writeJSONString(sample.unsafeGetByPosition(i).name, out);
|
|
}
|
|
}
|
|
|
|
|
|
void JSONEachRowRowOutputStream::writeField(const IColumn & column, const IDataType & type, size_t row_num)
|
|
{
|
|
writeString(fields[field_number], ostr);
|
|
writeChar(':', ostr);
|
|
type.serializeTextJSON(column, row_num, ostr, force_quoting_64bit_integers);
|
|
++field_number;
|
|
}
|
|
|
|
|
|
void JSONEachRowRowOutputStream::writeFieldDelimiter()
|
|
{
|
|
writeChar(',', ostr);
|
|
}
|
|
|
|
|
|
void JSONEachRowRowOutputStream::writeRowStartDelimiter()
|
|
{
|
|
writeChar('{', ostr);
|
|
}
|
|
|
|
|
|
void JSONEachRowRowOutputStream::writeRowEndDelimiter()
|
|
{
|
|
writeCString("}\n", ostr);
|
|
field_number = 0;
|
|
}
|
|
|
|
}
|