1 | #include <Processors/Port.h> |
---|---|
2 | #include <Processors/IProcessor.h> |
3 | |
4 | namespace DB |
5 | { |
6 | |
7 | void connect(OutputPort & output, InputPort & input) |
8 | { |
9 | if (input.state || output.state) |
10 | throw Exception("Port is already connected", ErrorCodes::LOGICAL_ERROR); |
11 | |
12 | auto out_name = output.getProcessor().getName(); |
13 | auto in_name = input.getProcessor().getName(); |
14 | |
15 | assertBlocksHaveEqualStructure(input.getHeader(), output.getHeader(), " function connect between "+ out_name + " and "+ in_name); |
16 | |
17 | input.output_port = &output; |
18 | output.input_port = &input; |
19 | input.state = std::make_shared<Port::State>(); |
20 | output.state = input.state; |
21 | } |
22 | |
23 | } |
24 |