Example usage for java.util Collections sort

Introduction

In this page you can find the example usage for java.util Collections sort.

Prototype

@SuppressWarnings({ "unchecked", "rawtypes" })
public static <T> void sort(List<T> list, Comparator<? super T> c)

Source Link

Document

Sorts the specified list according to the order induced by the specified comparator.

Usage

From source file:com.model.database.Databases.java

public static HashMap<String, String[]> getDbInfo() {

    HashMap<String, String[]> infoMap = new HashMap<String, String[]>();
    try {/*from w  w  w .  j  a v  a2 s.c o m*/
        path = Databases.class.getProtectionDomain().getCodeSource().getLocation().getPath();
        BufferedReader reader = new BufferedReader(
                new FileReader(path + "../../src/main/resources/admin/resources/dbInfo.csv"));
        String[] keys = reader.readLine().trim().split(",");
        ArrayList<String[]> elem = new ArrayList<String[]>();
        String line = reader.readLine();
        while (line != null && !line.equals("")) {
            elem.add(line.trim().split(","));
            line = reader.readLine();
        }
        Collections.sort(elem, new Comparator<String[]>() {
            public int compare(String[] l1, String[] l2) {
                return Integer.parseInt(l1[0]) - Integer.parseInt(l2[0]);
            }
        });
        reader.close();
        for (int i = 0; i < keys.length; i++) {
            String[] tmp = new String[elem.size()];
            for (int j = 0; j < elem.size(); j++) {
                tmp[j] = elem.get(j)[i];
            }
            infoMap.put(keys[i], tmp);
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    System.out.println("The database size is : " + String.valueOf(infoMap.get("databaseIndex").length));
    return infoMap;
}

From source file:com.tassadar.multirommgr.installfragment.UbuntuImage.java

public UbuntuImage(JSONObject img) throws JSONException {
    version = img.getInt("version");
    description = img.getString("description");

    JSONArray f = img.getJSONArray("files");
    for (int i = 0; i < f.length(); ++i) {
        JSONObject file = f.getJSONObject(i);
        files.add(new UbuntuFile(file));
    }//from  w ww  . j a va2  s  . co  m

    Collections.sort(files, this);
}

From source file:com.local.ask.controller.spring.HomeController.java

@RequestMapping(value = "/home/hottest", method = RequestMethod.GET)
public String loadHomeHottestQuestionForm(Model m) {
    List<Question> questions = dbHelper.getRecentForHottestQuestions();
    Collections.sort(questions, hottestComparator);
    m.addAttribute("qtag", false);
    m.addAttribute("questions", questions);
    m.addAttribute("tags", dbHelper.getRecentTags());
    m.addAttribute("tab", 1);
    return "home";
}

From source file:com.xebia.devradar.Timeline.java

public void update(Collection<Event> workspaceEvents) {

    List<Event> workspaceSortedEvents = new ArrayList<Event>(workspaceEvents);
    Collections.sort(workspaceSortedEvents, Collections.reverseOrder(new Comparator<Event>() {
        @Override/*from   ww w .  jav a 2s  . c o m*/
        public int compare(Event o1, Event o2) {
            return new CompareToBuilder().append(o1.timestamp, o2.timestamp).toComparison();
        }
    }));

    if (workspaceSortedEvents.size() < MAX_SIZE) {
        this.events = workspaceSortedEvents;
    } else {
        this.events = workspaceSortedEvents.subList(0, MAX_SIZE);
    }
}

From source file:com.gemalto.split.additionalservices.ViveService_SortingByField.java

public void addAndSortRecords(HeaderKey toAdd, Map<String, List<Record>> mapGroupBySortfield) {
    logger.info("Sorting Header(Rememsa)..." + toAdd.getHeaderKey());
    Set<String> sortingFields = mapGroupBySortfield.keySet();
    logger.info("Sorting Mensajera");
    List<String> mensajerias = new ArrayList<String>(sortingFields);

    Collections.sort(mensajerias, new StringComparator());

    for (String sortingField : mensajerias) { //sort by PAN
        logger.info("   Sorting Array of Field (Mensajeria):" + sortingField + " Qty of records:"
                + mapGroupBySortfield.get(sortingField).size());

        Collections.sort(mapGroupBySortfield.get(sortingField), new PanComparator());
        //allRecords.put(toAdd, mapGroupBySortfield.get(sortingField));  
        //After sorting the sets of records by PAN we add them to the AllRecrods Map
        if (allRecords.get(toAdd) == null) {
            List<Record> tmp = new ArrayList<Record>();
            allRecords.put(toAdd, tmp);/*from   ww  w .j  a va2s  .c  om*/
        }

        allRecords.get(toAdd).addAll(mapGroupBySortfield.get(sortingField));

    }
    logger.info("    Records sorted :" + allRecords.get(toAdd).size());

}

From source file:net.landora.video.properties.Languages.java

public static List<String> getAllLanguages() {

    ArrayList<String> result = new ArrayList<String>(new HashSet<String>(langMap.values()));
    Collections.sort(result, new LangSorter());
    return result;
}

From source file:com.ciphertool.genetics.algorithms.selection.modes.TournamentSelector.java

@Override
public int getNextIndex(List<Chromosome> individuals, Double totalFitness) {
    Collections.sort(individuals, fitnessComparator);

    for (int i = 0; i < individuals.size(); i++) {
        if (Math.random() <= selectionAccuracy) {
            return i;
        }/*from w ww .jav a 2 s  . c om*/
    }

    // return the least fit individual since it won the tournament
    return individuals.size() - 1;
}

From source file:com.indeed.imhotep.web.RunningController.java

@RequestMapping("/running")
@ResponseBody//from w  w  w .j  a v a2  s  . c o m
public State handle() {
    List<ExecutionManager.QueryTracker> queries = executionManager.getRunningQueries();
    Collections.sort(queries, new Comparator<ExecutionManager.QueryTracker>() {
        @Override
        public int compare(ExecutionManager.QueryTracker o1, ExecutionManager.QueryTracker o2) {
            return o1.getStartedTime().compareTo(o2.getStartedTime());
        }
    });
    return new State(queries);
}

From source file:de.pixida.logtest.designer.automaton.LineIntersector.java

static List<Intersection> calculateIntersections(final Point2D point, final Point2D vec,
        final List<Line> lines) {
    Validate.notNull(point);/*from   w ww  .  ja va 2  s. c om*/
    Validate.notNull(vec);
    Validate.notNull(lines);

    final List<Intersection> results = new ArrayList<>();
    for (final Line line : lines) {
        final Point2D intersection = calculateIntersection(point, vec, line);
        if (intersection == null) {
            continue;
        }

        if (!checkIfPointIsOnTheLine(intersection, line)) {
            continue;
        }

        results.add(new Intersection(intersection, line, point.distance(intersection)));
    }

    Collections.sort(results, (r0, r1) -> Double.compare(r0.getDistance(), r1.getDistance()));

    return results;
}

From source file:com.aqnote.app.wifianalyzer.wifi.band.Country.java

public Country() {
    countries = new ArrayList<>();
    for (Locale locale : Locale.getAvailableLocales()) {
        String countryCode = locale.getCountry();
        if (StringUtils.isNotEmpty(countryCode)) {
            countries.add(locale);/*  www.j  a  v  a2s  .c o  m*/
        }
    }
    Collections.sort(countries, new LocaleCountryComparator());
}