QueryParser/Interpreter.cpp at master · Monaghan-Boy/QueryParser · GitHub

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#include <vector>

#include <string>

#include <fstream>

#include <sstream>

#include <iostream>

#include "Interpreter.h"

#include "Predicate.h"

#include "Scheme.h"

#include "Tuple.h"

using namespace std;

void Interpreter::createRelations(){

for (Predicate scheme : input.getSchemes()) {

Scheme s;

for (string str : scheme.getStrings()) s.push_back(str);

string n = scheme.getName();

Relation temp(n,s);

database.addRelation(temp);

}

void Interpreter::fillRelations(){

for (Predicate fact : input.getFacts()) {

string n = fact.getName();

Tuple t;

for (string str : fact.getStrings()) t.push_back(str);

database.editRelation(t, n);

}

void Interpreter::interpret(){

vector<Rule> ruleList = input.getRules();

Relation relation;

stringstream ss;

createRelations();

fillRelations();

cout << database.buildGraphs(ruleList);

cout << "\nRule Evaluation";

cout << database.evaluateRules(ruleList);

cout << "\n\nQuery Evaluation";

for (Predicate query : input.getQueries()){

database.evaluateQuery(query);

cout << database.getResults();

}

cout << endl;

output = ss.str();

}

void Interpreter::printResults(){

//ofstream outFile;

//outFile.open(fileName);

//outFile << output;

//outFile.close();

}

QueryParser/Interpreter.cpp at master · Monaghan-Boy/QueryParser · GitHub

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