Example usage for java.util TreeSet add

Introduction

In this page you can find the example usage for java.util TreeSet add.

Prototype

public boolean add(E e)

Source Link

Document

Adds the specified element to this set if it is not already present.

Usage

From source file:Main.java

public static Date get(List<Date> otherDates, Date dateToApproach) {
    final TreeSet<Date> set = new TreeSet<Date>(otherDates);
    set.add(dateToApproach);
    final ArrayList<Date> list = new ArrayList<Date>(set);
    final int indexOf = list.indexOf(dateToApproach);
    if (indexOf == 0)
        return null;
    return list.get(indexOf - 1);
}

From source file:Main.java

public static <T> TreeSet<T> toTreeSet(Collection<T> collection, Comparator<T> comparator) {
    final TreeSet<T> treeSet = new TreeSet<T>(comparator);
    for (T t : collection) {
        treeSet.add(t);
    }//from   ww  w.  ja  va  2 s.co  m
    return treeSet;
}

From source file:Main.java

public static <T> SortedSet<T> sortTopN(Iterable<T> iterable, int n, Comparator<T> comparator) {
    TreeSet<T> r = Sets.newTreeSet(comparator);
    for (T t : iterable) {
        r.add(t);
        if (r.size() > n) {
            r.pollLast();/*from   w w  w  .  jav  a2  s.  c o  m*/
        }
    }
    return r;
}

From source file:Main.java

public static <T> TreeSet<T> treeSet(final T item) {
    final TreeSet<T> treeSet = new TreeSet<>();
    if (null != item) {
        treeSet.add(item);
    }//from  w  w w.  ja  v a  2  s . c o m

    return treeSet;
}

From source file:Main.java

public static SortedSet reverseSortedSet(int[] ints) {
    TreeSet sortedSet = new TreeSet(Collections.reverseOrder());
    for (int i = 0; i < ints.length; i++) {
        sortedSet.add(new Integer(ints[i]));
    }/*w  w  w  .j ava 2  s . c o  m*/

    return sortedSet;
}

From source file:Main.java

public static <T, V extends T> TreeSet<T> createTreeSet(Comparator<? super T> comparator, V... args) {
    TreeSet<T> set = new TreeSet<T>(comparator);

    if (args != null) {
        for (V v : args) {
            set.add(v);
        }/*from w  w  w .j a va 2s  .  c om*/
    }

    return set;
}

From source file:Main.java

public static <T, V extends T> TreeSet<T> createTreeSet(Comparator<? super T> comparator, V... args) {
    TreeSet<T> set = new TreeSet<T>(comparator);
    if (args != null) {
        for (V v : args) {
            set.add(v);
        }/* w w w.  j a  v a 2 s  .  c o m*/
    }
    return set;
}

From source file:Main.java

public static <T> TreeSet<T> treeSet(final T[] items) {
    final TreeSet<T> treeSet = new TreeSet<>();
    if (null != items) {
        for (final T item : items) {
            if (null != item) {
                treeSet.add(item);
            }/*  ww w  . ja v a 2s  . c o m*/
        }
    }

    return treeSet;
}

From source file:gemlite.core.internal.admin.AdminUtil.java

/**
 * ?RegionNames,Set<String>/*from   w  ww  .  j a  v  a  2  s . c om*/
 * 
 * @param cache
 * @return
 */
public static TreeSet<String> getRegionNames(Cache cache) {
    try {
        Set<Region<?, ?>> regions = cache.rootRegions();
        if ((regions.isEmpty()) || (regions == null)) {
            return null;
        } else {
            TreeSet regionInformationSet = new TreeSet();
            for (Region region : regions) {
                regionInformationSet.add(region.getFullPath().substring(1));
            }
            return regionInformationSet;
        }
    } catch (CacheClosedException e) {
        LogUtil.getAppLog().error("error CacheClosedException:", e);
    } catch (Exception e) {
        LogUtil.getAppLog().error("error:", e);
    }
    return null;
}

From source file:com.cyberway.issue.net.PublicSuffixes.java

/**
 * Converts SURT-ordered list of public prefixes into a Java regex which
 * matches the public-portion "plus one" segment, giving the domain on which
 * cookies can be set or other policy grouping should occur. Also adds to
 * regex a fallback matcher that for any new/unknown TLDs assumes the
 * second-level domain is assignable. (Eg: 'zzz,example,').
 * //  w ww.  j a v a2 s  .c  om
 * @param list
 * @return
 */
private static String surtPrefixRegexFromSurtList(List<String> list) {
    StringBuilder regex = new StringBuilder();
    regex.append("(?ix)^\n");
    TreeSet<String> prefixes = new TreeSet<String>(Collections.reverseOrder());
    prefixes.addAll(list);
    prefixes.add("*,"); // for new/unknown TLDs
    buildRegex("", regex, prefixes);
    regex.append("\n([\\-\\w]+,)");
    String rstring = regex.toString();
    // convert glob-stars to word-char-runs
    rstring = rstring.replaceAll("\\*", "[\\\\-\\\\w]+");
    return rstring;
}