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")
public static <T extends Comparable<? super T>> void sort(List<T> list)

Source Link

Document

Sorts the specified list into ascending order, according to the Comparable natural ordering of its elements.

Usage

From source file:Main.java

public static <K extends Comparable<? super K>> List<K> sorted(Collection<K> collection) {
    List<K> requiredTicketIds = new ArrayList<>(collection);
    Collections.sort(requiredTicketIds);
    return requiredTicketIds;
}

From source file:Main.java

public static List<String> getSharedPreferenceTags(Context context) {
    ArrayList<String> tags = new ArrayList<String>();

    String rootPath = context.getApplicationInfo().dataDir + "/shared_prefs";
    File root = new File(rootPath);
    if (root.exists()) {
        for (File file : root.listFiles()) {
            String fileName = file.getName();
            if (fileName.endsWith(PREFS_SUFFIX)) {
                tags.add(fileName.substring(0, fileName.length() - PREFS_SUFFIX.length()));
            }//from  w ww  . j a va 2s  .c o  m
        }
    }

    Collections.sort(tags);

    return tags;
}

From source file:Main.java

/**
 * Build a List from the entry set of a map.
 * /*from w w  w.j a v a 2  s .  c o  m*/
 *  <p>
 * NOTE: This should not be necessary but there are bugs
 * when you iterate using map.entrySet().iterator().
 * </p>
 * 
 * @param map the map to use as the source
 * @param sortedByValue whether or not to sort the values
 * of the created list
 * @return a list containing all values of the given
 * map
 */
public static List mapToEntryList(Map map, boolean sortedByValue) {
    List retList = new ArrayList();
    if (map.isEmpty()) {
        return Collections.EMPTY_LIST;
    }
    Iterator it = map.keySet().iterator();
    while (it.hasNext()) {
        Object key = it.next();
        Object obj = map.get(key);
        retList.add(obj);
    }

    // Sort
    if (sortedByValue)
        Collections.sort(retList);
    return retList;
}

From source file:Main.java

private static List<String> filterAndSortedParamNames(Map<String, Object> paramValueMap,
        List<String> ignoreParamNameList) {
    List<String> filteredParamNames = filterParamNames(paramValueMap, ignoreParamNameList);
    Collections.sort(filteredParamNames);
    return filteredParamNames;
}

From source file:Main.java

/**
 * This API is to get the lowest value from a List. The input objects need
 * to implement Comparable.//ww  w.ja v  a2s. c  o m
 * 
 * 
 * @param <T>
 *            The type of the object the input list can contain and also the
 *            return type of the method
 * @param list
 * @return
 * @author sabuj.das
 */
public static <T extends Comparable<T>> T lowestValue(List<T> list) {
    if (list == null || list.isEmpty()) {
        return null;
    }
    Collections.sort(list);
    return list.get(0);
}

From source file:edu.washington.gs.skyline.model.quantification.PValues.java

public static double[] adjustPValues(double[] pValues) {
    List<Pair<Double, Integer>> entries = new ArrayList<>();
    DoubleStream.of(pValues).forEach(value -> entries.add(Pair.of(value, entries.size())));
    Collections.sort(entries);
    double currentMin = 1.0;
    double[] result = new double[entries.size()];
    for (int i = entries.size() - 1; i >= 0; i--) {
        double value = entries.get(i).getLeft() * entries.size() / (i + 1);
        currentMin = Math.min(value, currentMin);
        result[entries.get(i).getRight()] = currentMin;
    }// ww  w.j a v a 2 s  .  c  o m
    return result;
}

From source file:com.canoo.webtest.plugins.pdftest.PdfToFontsFilter.java

static String fontsToString(final List _fonts) {
    final List strings = new ArrayList();
    for (int i = 0; i < _fonts.size(); i++) {
        final PDFFont font = (PDFFont) _fonts.get(i);
        strings.add(font.getPage() + "|" + font.getType() + "|" + font.getName());
    }/*from  w  w w .  j  av a2s. c  o m*/
    Collections.sort(strings);

    final String lineSep = System.getProperty("line.separator");
    return StringUtils.join(strings, lineSep);
}

From source file:gt.org.ms.api.requesting.ValidationsHelper.java

public static <T> T findBestMatchItem(final String param, List<T> options) {
    List<MatchItem> weights = new ArrayList<MatchItem>(
            Collections2.transform(options, new Function<T, MatchItem>() {
                @Override/*from ww w.ja  v a  2s  . com*/
                public MatchItem apply(T f) {
                    return new MatchItem(
                            StringUtils.getLevenshteinDistance(param.toLowerCase(), f.toString().toLowerCase()),
                            f);
                }
            }));

    Collections.sort(weights);
    //fot those objects without tostring implementation it will be wrong so better return null
    return (T) weights.get(0).value;
}

From source file:Main.java

/**
 * Returns a sorted copy of the provided collection of things. Uses the natural ordering of the things.
 *//*from w  ww .j  a va  2 s  .  c  om*/
public static <T extends Comparable> List<T> sort(Iterable<T> things) {
    List<T> copy = toMutableList(things);
    Collections.sort(copy);
    return copy;
}

From source file:Main.java

public static <E extends Comparable<E>> List<E> sorted(Collection<E> col) {
    ArrayList<E> list = new ArrayList<E>(col);
    Collections.sort(list);
    return list;/*from www  .  j a v  a2 s  . c om*/
}