SimilarClass.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 SimilarClass extends SimpleTopLevelQuery {

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

        @Override
        public String match(String q) {
                
                Matcher matcher = Pattern.compile("([d|D]o you know anything similar to ([a-zA-Z0-9]*?)\\?)").matcher(q);
                if(matcher.find()) {
                        q=matcher.group(2);
                        dialog_module.setCurrentObject(DialogModule.toProlog(q));
                        
//                      String query = "comp_similarity:rdf_most_similar('http://ias.cs.tum.edu/kb/knowrob.owl#Cup', 'http://ias.cs.tum.edu/kb/knowrob.owl#HumanScaleObject', 4, NMostSim)";
                        String query = "comp_similarity:rdf_most_similar("+DialogModule.toProlog(q)+", knowrob:'HumanScaleObject', 4, NMostSim)";

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

                        Vector<PrologValue> obj  = (Vector<PrologValue>)res.get("NMostSim");
                        
                        
                        q=DialogModule.toEnglish(q);
                        String r = "Yes, for instance ";
                        
                        if(obj!=null && obj.size()>0) {
                                PrologValue res_list = obj.get(0);
                        }
                        
                        for(int i=0;i<obj.size();i++) {

                                String val=obj.get(i).toString();
                                
                                if(val.contains("#")) {
                                        val=DialogModule.removeSingleQuotes(val).split("#")[1];
                                }
                                
                                r+= DialogModule.toEnglish(val);

                                if(i==obj.size()-2) {
                                        r+=", and ";
                                } else if (i==obj.size()-1) {
                                        r+=".";
                                } else { 
                                        r+=", ";
                                }
                        }
                }
                
                return null;
        }

}