Example usage for java.util Set add

Introduction

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

Prototype

boolean add(E e);

Source Link

Document

Adds the specified element to this set if it is not already present (optional operation).

Usage

From source file:de.topobyte.utilities.apache.commons.cli.parsing.LineHelper.java

/**
 * Of a collection of specified option names, find those options that are
 * present in the {@link CommandLine} argument.
 * //from   w w w .  j a  v  a  2  s . co  m
 * @param line
 *            the command line to inspect.
 * @param options
 *            the option names to look for.
 * @return the {@link Set} of option names present in the command line
 *         parameter, a subset of the <code>options</code> supplied.
 */
public static Set<String> findOptions(CommandLine line, Collection<String> options) {
    Set<String> results = new HashSet<>();
    for (String option : options) {
        if (line.hasOption(option)) {
            results.add(option);
        }
    }
    return results;
}

From source file:Main.java

/**
 * Return the elements that have been seen at most nSeen times.
 *
 * @param nSeen//from w  w w . jav  a  2 s  .c  om
 * @param baseMultiset
 * @return
 */
public static <T> Set<T> getElementsWithLessThanCount(final int nSeen, final Multiset<T> baseMultiset) {
    checkArgument(nSeen > 0);
    final Set<T> toKeep = Sets.newHashSet();
    for (final Entry<T> entry : checkNotNull(baseMultiset).entrySet()) {
        if (entry.getCount() < nSeen) {
            toKeep.add(entry.getElement());
        }
    }
    return toKeep;
}

From source file:Main.java

public static void removeDuplicateWithOrder(List arlList) {
    Set set = new HashSet();
    List newList = new ArrayList();
    for (Iterator iter = arlList.iterator(); iter.hasNext();) {
        Object element = iter.next();
        if (set.add(element))
            newList.add(element);// w w w .  ja  v  a 2 s  .  c  om
    }
    arlList.clear();
    arlList.addAll(newList);
}

From source file:Main.java

/**
 * Answer a set containing all elements that are both in source and in query
 * Delete these elements from source Creation date: (13.10.2002 16:23:00)
 * /*from w  ww. j  av  a  2 s .c om*/
 * @return java.util.Set
 * @param source
 *            java.util.Set
 * @param elements
 *            java.util.Collection
 */
public static Set extractFrom(Set source, Collection query) {
    Set answer = new HashSet();
    Iterator i = query.iterator();
    while (i.hasNext()) {
        Object o = i.next();
        if (source.remove(o)) {
            answer.add(o);
        }
    }
    return answer;
}

From source file:Main.java

public static void deletePersons(List<String> personIdsToDelete, String personGroupId, Context context) {
    SharedPreferences personIdNameMap = context.getSharedPreferences(personGroupId + "PersonIdNameMap",
            Context.MODE_PRIVATE);
    SharedPreferences.Editor personIdNameMapEditor = personIdNameMap.edit();
    for (String personId : personIdsToDelete) {
        personIdNameMapEditor.remove(personId);
    }/*w  w w. j a  v  a2  s. c  o m*/
    personIdNameMapEditor.commit();

    Set<String> personIds = getAllPersonIds(personGroupId, context);
    Set<String> newPersonIds = new HashSet<>();
    for (String personId : personIds) {
        if (!personIdsToDelete.contains(personId)) {
            newPersonIds.add(personId);
        }
    }
    SharedPreferences personIdSet = context.getSharedPreferences(personGroupId + "PersonIdSet",
            Context.MODE_PRIVATE);
    SharedPreferences.Editor personIdSetEditor = personIdSet.edit();
    personIdSetEditor.putStringSet("PersonIdSet", newPersonIds);
    personIdSetEditor.commit();
}

From source file:com.espertech.esper.pattern.EvalNodeUtil.java

/**
 * Returns all child nodes as a set./* w ww. ja v a  2  s.c  o  m*/
 * @param currentNode parent node
 * @return all child nodes
 */
public static Set<EvalFactoryNode> recursiveGetChildNodes(EvalFactoryNode currentNode,
        EvalNodeUtilFactoryFilter filter) {
    Set<EvalFactoryNode> result = new LinkedHashSet<EvalFactoryNode>();
    if (filter.consider(currentNode)) {
        result.add(currentNode);
    }
    recursiveGetChildNodes(result, currentNode, filter);
    return result;
}

From source file:Main.java

private static <T> void computeAllItemCombinationsRecursive(T[] input, Set<List<T>> output, List<T> combination,
        int pos, int maxLength) {
    if (pos == input.length && combination.size() == maxLength) {
        output.add(combination);
    }//from w  w  w  .  j av  a2 s  .  c  om

    if (pos < input.length) {
        if (combination != null) {
            combination.add(input[pos]);
            if (combination.size() == maxLength) {
                output.add(combination);
            } else {
                for (int i = pos; i < input.length; ++i) {
                    computeAllItemCombinationsRecursive(input, output, combination, i + 1, maxLength);
                }
            }
        }
        int lastPosToStartFrom = input.length - maxLength + 1;
        for (int i = pos; i < lastPosToStartFrom; ++i) {
            combination = new ArrayList<>(maxLength);
            combination.add(input[pos]);
            computeAllItemCombinationsRecursive(input, output, combination, i + 1, maxLength);
        }
    }
}

From source file:org.cloudifysource.esc.driver.provisioning.jclouds.ProvisioningUtils.java

public static Set<Integer> delimitedStringToSet(final String componentInstanceIDs)
        throws NumberFormatException {
    final String[] delimited = componentInstanceIDs.split(",");
    final Set<Integer> intSet = new HashSet<Integer>();
    for (final String str : delimited) {
        intSet.add(Integer.valueOf(str));
    }//  w ww .j  a v  a2  s .co m
    return intSet;
}

From source file:Main.java

final static private boolean _already_logged(String message) {
    String today = _logged_fmt.format(Calendar.getInstance().getTime());
    if (!_logged_msgs.containsKey(today)) {
        _logged_msgs.clear();/*from ww w  .  jav  a 2  s.  c o  m*/
        _logged_msgs.put(today, new HashSet<String>());
    }
    Set<String> msgs = _logged_msgs.get(today);
    if (msgs != null && msgs.contains(message)) {
        return true;
    }
    if (msgs != null) {
        msgs.add(message);
    }
    return false;
}

From source file:Main.java

@SuppressWarnings({ "rawtypes", "unchecked" })
public static List removeDuplicateWithOrder(List list) {
    Set set = new HashSet();
    List newList = new ArrayList();
    for (Iterator iter = list.iterator(); iter.hasNext();) {
        Object element = iter.next();
        if (set.add(element))
            newList.add(element);//www . j  a  v  a 2 s. co m
    }
    return newList;
}