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#include <pch.hpp>
#include "../test.h"
#include "../scriptLoader.h"
#include "../iHaveParameters.h"
#include "../rowProcessor.h"
class IsDistinct : public Test, IHaveParameters {
public:
IsDistinct(ScriptNodePtr s) :
SourceObject(s),
Test(s),
IHaveParameters(s),
scope(s, "scope")
{
}
void loadComplete(const CommonObjects *)
{
findComponent(scope())->registerFor(RowProcessor::Complete, boost::bind(&IsDistinct::reset, this));
}
bool passes() const {
Vars row;
BOOST_FOREACH(const Parameters::value_type & p, parameters) {
row.push_back(p.second());
}
return previous.insert(row).second;
}
void reset() const {
previous.clear();
}
private:
Variable scope;
typedef std::vector<VariableType> Vars;
typedef std::set<Vars> Rows;
mutable Rows previous;
};
DECLARE_LOADER("isdistinct", IsDistinct);
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