Example usage for java.util TreeSet TreeSet

Introduction

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

Prototype

public TreeSet()

Source Link

Document

Constructs a new, empty tree set, sorted according to the natural ordering of its elements.

Usage

From source file:Main.java

public static <E> Set<E> treeSet(E... add) {
    Set<E> result = new TreeSet<>();
    if (add != null) {
        result.addAll(Arrays.asList(add));
    }//  w w w  . j av  a2  s.c om
    return result;
}

From source file:org.openmrs.module.pagecheck.Pages.java

/**
 * Gets all URLs which have been mapped to controllers in Spring
 * @return the URLs/*from   w w  w  . j  a va2s .  c o m*/
 */
@SuppressWarnings("unchecked")
public static Set<String> getMappedURLs() {
    Set<String> urls = new TreeSet<String>();

    Map<String, SimpleUrlHandlerMapping> simpleHandlers = ContextProvider.getApplicationContext()
            .getBeansOfType(SimpleUrlHandlerMapping.class);
    Map<String, DefaultAnnotationHandlerMapping> annotationBeans = ContextProvider.getApplicationContext()
            .getBeansOfType(DefaultAnnotationHandlerMapping.class);

    for (SimpleUrlHandlerMapping handler : simpleHandlers.values())
        urls.addAll(handler.getHandlerMap().keySet());

    for (DefaultAnnotationHandlerMapping handler : annotationBeans.values())
        urls.addAll(handler.getHandlerMap().keySet());

    return urls;
}

From source file:Main.java

/**
 * Create and answer a collection that is the same type, or the closest
 * equivalent of col.//from  ww w.  jav a 2  s  .c om
 * 
 * @param col
 * @return
 */
public static Collection createCollection(Collection col) {
    Collection answer;
    try {
        answer = (Collection) col.getClass().newInstance();
    } catch (Exception e) {
        if (col instanceof List) {
            answer = new ArrayList();
        } else if (col instanceof SortedSet) {
            answer = new TreeSet();
        } else if (col instanceof Set) {
            answer = new HashSet();
        } else {
            answer = new ArrayList(); // should this throw an exception?
        }
    }
    return answer;
}

From source file:Main.java

public static <E> Set<E> treeSet(Set<E> base, E... add) {
    Set<E> result = new TreeSet<>();
    result.addAll(base);//from  w ww .j a  va 2  s .c  om
    if (add != null) {
        result.addAll(Arrays.asList(add));
    }
    return result;
}

From source file:org.springmodules.util.Strings.java

/**
 * Removes duplicates from the given String array.
 * /*from w w  w  .  j ava2 s  .c o m*/
 * @param array
 *          the given array
 * @return a new String array without duplicated entries
 */
public static String[] removeDuplicates(String[] array) {
    if (ObjectUtils.isEmpty(array)) {
        return array;
    }
    Set set = new TreeSet();

    int arraySize = array.length;
    for (int i = 0; i < arraySize; i++) {
        set.add(array[i]);
    }
    return (String[]) set.toArray(new String[set.size()]);
}

From source file:Main.java

public static <K, V> SortedSet<V> getEntryOrEmptySet(K key, Map<K, SortedSet<V>> map) {
    return (map.containsKey(key) ? map.get(key) : new TreeSet<V>());
}

From source file:Main.java

public static <E> TreeSet<E> createTreeSet(SortedSet<E> set) {
    if (set == null) {
        return new TreeSet<E>();
    }//w  w w  .  j a  v  a 2  s.com

    return new TreeSet<E>(set);
}

From source file:edu.temple.cis3238.wiki.utils.CollectionsUtilities.java

/**
 * Creates a Set of value for Tag Column
 * @param voList//from  w  w  w. ja va2s .co  m
 * @param column
 * @return 
 */
public static Set<String> pluckList(ArrayList<TagsVO> voList, String column) {
    Set<String> result = new TreeSet<String>();
    for (TagsVO element : voList) {
        TagsVO vo = (TagsVO) element;
        String v;
        IPluck<TagsVO, String> transformer;
        transformer = new TagColumnPredicate(vo, column, true);
        v = transformer.pluck(vo, column);

        if (v != null) {
            result.add(v);
        }
    }
    return result;
}

From source file:de.vandermeer.skb.interfaces.application.CliOptionList.java

/**
 * Returns all required options, taking short or long CLI argument.
 * @param list input option list/*from www.j  a  v  a  2s.c o  m*/
 * @return all required options
 */
static Set<String> getRequired(Set<ApoBaseC> list) {
    Set<String> ret = new TreeSet<>();
    if (list != null) {
        for (ApoBaseC opt : list) {
            if (opt.cliIsRequired()) {
                String required = (opt.getCliShortLong() == null) ? "--" + opt.getCliLong()
                        : "-" + opt.getCliShort();
                if (ClassUtils.isAssignable(opt.getClass(), Apo_TypedC.class)) {
                    required += " <" + ((Apo_TypedC<?>) opt).getCliArgumentName() + ">";
                }
                ret.add(required);
            }
        }
    }
    return ret;
}

From source file:Main.java

@SuppressWarnings("unchecked")
public static Collection<Object> newCollection(Class<?> targetClass, int length)
        throws InstantiationException, IllegalAccessException {

    if (targetClass.isInterface()) {

        if (Set.class.isAssignableFrom(targetClass)) {
            if (SortedSet.class.isAssignableFrom(targetClass))
                return new TreeSet<Object>();
            return new HashSet<Object>(length);
        }//from   w  ww .j  a va 2s.  co m

        if (targetClass.isAssignableFrom(ArrayList.class))
            return new ArrayList<Object>(length);

        throw new IllegalArgumentException("Unsupported collection interface: " + targetClass);
    }

    return (Collection<Object>) targetClass.newInstance();
}