InstanceEdible.java

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package edu.tum.cs.ias.knowrob.mod_dialog.queries;

import java.util.HashMap;
import java.util.Vector;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import edu.tum.cs.ias.knowrob.json_prolog.PrologValue;
import edu.tum.cs.ias.knowrob.mod_dialog.DialogModule;

public class InstanceEdible extends SimpleTopLevelQuery {

        public InstanceEdible(DialogModule mod) {
                super(mod);
        }

        @Override
        public String match(String q) {
                
                Matcher matcher = Pattern.compile("([c|C]an you eat it\\?)").matcher(q);
                if(matcher.find()) {
                        
                        q=this.dialog_module.getCurrentObject();
                        String query = "owl_subclass_of('"+q+"', knowrob:'Food'); owl_individual_of('"+q+"', knowrob:'Food')";
                        
                        HashMap<String, Vector<PrologValue>> res = DialogModule.executeJSONPrologQuery(query);

                        if(res==null) {
                                return "No.\n";                         
                        } else {
                                return "Yes.\n";
                        }
                }

                matcher = Pattern.compile("([c|C]an you drink it\\?)").matcher(q);
                if(matcher.find()) {
                        
                        q=this.dialog_module.getCurrentObject();
                        String query = "owl_subclass_of('"+q+"', knowrob:'Drink'); owl_individual_of('"+q+"', knowrob:'Drink')";

                        HashMap<String, Vector<PrologValue>> res = DialogModule.executeJSONPrologQuery(query);

                        if(res==null) {
                                return "No.\n";                         
                        } else {
                                return "Yes.\n";
                        } 
                }
                
                return null;
        }
        
}