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:Main.java

/**
 * This utility method converts a vararg of Objects into a Set<T>.
 * /*from   www  . j  a  va2 s  .co  m*/
 * @param clazz the Set type to return.
 * @param objects the objects to be added to the set
 * @return a Set of objects (any equal objects will of course not be duplicated)
 * @throws ClassCastException if any of the supplied objects are not of type T.
 */
public static <T> Set<T> asSet(Class<T> clazz, Object... objects) {
    Set<T> result = new HashSet<T>();
    for (Object obj : objects) {
        @SuppressWarnings("unchecked")
        T cast = (T) obj;
        result.add(cast);
    }

    return result;
}

From source file:Main.java

/**
 * Returns a Set of String from a formatted string.
 * The format is /*from   w ww.  j  a va  2s  .  com*/
 * <pre>
 * &lt;value1&gt;,&lt;value2&gt;...,&lt;value3&gt;
 * </pre>
 *
 * @param str Formatted String.
 * @return a map of String to Set of String
 */
public static Set<String> parseStringToSet(String str) {
    Set<String> set = new HashSet<String>();
    StringTokenizer st = new StringTokenizer(str, ",");
    while (st.hasMoreTokens()) {
        set.add(st.nextToken().trim());
    }
    return set;
}

From source file:name.richardson.james.bukkit.utilities.command.AbstractCommandInvoker.java

protected static Suggester createSuggester(Iterable<Command> commands) {
    Set<String> names = new HashSet<String>();
    for (Command command : commands) {
        names.add(command.getName());
    }//from  w ww  .  j  a va  2 s. com
    return new StringSuggester(names);
}

From source file:Main.java

private static <T> Set<T> findGroupOneDelta(Collection<T> groupOne, Collection<T> groupTwo) {

    Set<T> delta = new HashSet<T>();
    for (T groupOneItem : groupOne)
        if (!groupTwo.contains(groupOneItem))
            delta.add(groupOneItem);
    return delta;
}

From source file:Main.java

private static <T> Set<T> findGroupTwoDelta(Collection<T> groupOne, Collection<T> groupTwo) {

    Set<T> delta = new HashSet<T>();
    for (T groupOneItem : groupOne)
        if (!groupTwo.contains(groupOneItem))
            delta.add(groupOneItem);
    return delta;
}

From source file:Main.java

/**
 * @param elements/*from   w w  w. ja va 2  s. co m*/
 * @param maxNumber
 * @return the maxNumber of elements in ids and rest are skipped
 */
public static <T> Set<T> getElementsOfMaxSize(Set<T> elements, int maxNumber) {
    // The returned set should maintain the same order as the input elements
    Set<T> maxIds = new LinkedHashSet<T>();

    if (maxNumber <= 0) {
        return maxIds;
    }

    for (T id : elements) {
        maxIds.add(id);

        maxNumber--;

        if (maxNumber <= 0) {
            break;
        }

    }

    elements.removeAll(maxIds);

    return maxIds;
}

From source file:at.bestsolution.efxclipse.tooling.pde.e4.project.template.E4LaunchDef.java

public static Set<PluginLaunchDef> getE4TargetPlugins() {
    Set<PluginLaunchDef> set = new HashSet<PluginLaunchDef>();
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.application"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.bindings.e4"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.bindings.generic"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.bindings"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.databinding"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.di"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.dialogs"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.javafx"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.osgi.util"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.osgi", "default", "false"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.panels"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.services"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.theme"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.workbench.base"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.workbench.fx"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.workbench.renderers.base"));
    set.add(new PluginLaunchDef("at.bestsolution.efxclipse.runtime.workbench.renderers.fx"));
    set.add(new PluginLaunchDef("com.ibm.icu"));
    set.add(new PluginLaunchDef("javax.annotation"));
    set.add(new PluginLaunchDef("javax.inject"));
    set.add(new PluginLaunchDef("javax.xml"));
    set.add(new PluginLaunchDef("org.apache.commons.logging"));
    set.add(new PluginLaunchDef("org.eclipse.core.commands"));
    set.add(new PluginLaunchDef("org.eclipse.core.contenttype"));
    set.add(new PluginLaunchDef("org.eclipse.core.databinding.observable"));
    set.add(new PluginLaunchDef("org.eclipse.core.databinding.property"));
    set.add(new PluginLaunchDef("org.eclipse.core.databinding"));
    set.add(new PluginLaunchDef("org.eclipse.core.expressions"));
    //      set.add(new PluginLaunchDef("org.eclipse.core.filesystem.macosx","default","false"));
    set.add(new PluginLaunchDef("org.eclipse.core.filesystem"));
    set.add(new PluginLaunchDef("org.eclipse.core.jobs"));
    set.add(new PluginLaunchDef("org.eclipse.core.resources"));
    set.add(new PluginLaunchDef("org.eclipse.core.runtime.compatibility.registry", "default", "false"));
    set.add(new PluginLaunchDef("org.eclipse.core.runtime", "default", "true"));
    set.add(new PluginLaunchDef("org.eclipse.e4.core.commands"));
    set.add(new PluginLaunchDef("org.eclipse.e4.core.contexts"));
    set.add(new PluginLaunchDef("org.eclipse.e4.core.di.extensions"));
    set.add(new PluginLaunchDef("org.eclipse.e4.core.di"));
    set.add(new PluginLaunchDef("org.eclipse.e4.core.services"));
    set.add(new PluginLaunchDef("org.eclipse.e4.ui.di"));
    set.add(new PluginLaunchDef("org.eclipse.e4.ui.model.workbench"));
    set.add(new PluginLaunchDef("org.eclipse.e4.ui.services"));
    set.add(new PluginLaunchDef("org.eclipse.e4.ui.workbench"));
    set.add(new PluginLaunchDef("org.eclipse.emf.common"));
    set.add(new PluginLaunchDef("org.eclipse.emf.databinding"));
    set.add(new PluginLaunchDef("org.eclipse.emf.ecore.change"));
    set.add(new PluginLaunchDef("org.eclipse.emf.ecore.xmi"));
    set.add(new PluginLaunchDef("org.eclipse.emf.ecore"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.app"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.common", "2", "true"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.concurrent"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.ds", "1", "true"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.event"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.preferences"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.registry"));
    set.add(new PluginLaunchDef("org.eclipse.equinox.util"));
    set.add(new PluginLaunchDef("org.eclipse.osgi.services"));
    set.add(new PluginLaunchDef("org.eclipse.osgi", "-1", "true"));

    return set;/*from   ww  w  . j a  v a2  s. c om*/
}

From source file:Main.java

/**
 * Returns an array of values as a union set of the two input arrays.
 *
 * @param <T>//from w  ww. j  a v  a2  s  .co  m
 * @param values
 * @param newValues
 * @return the union of the two arrays
 */
@Deprecated
public static <T> T[] addWithoutDuplicates(T[] values, T[] newValues) {

    Set<T> originals = new HashSet<>(values.length);
    for (T value : values) {
        originals.add(value);
    }
    List<T> newOnes = new ArrayList<>(newValues.length);
    for (T value : newValues) {
        if (originals.contains(value)) {
            continue;
        }
        newOnes.add(value);
    }

    T[] largerOne = (T[]) Array.newInstance(values.getClass().getComponentType(),
            values.length + newOnes.size());
    System.arraycopy(values, 0, largerOne, 0, values.length);
    for (int i = values.length; i < largerOne.length; i++) {
        largerOne[i] = newOnes.get(i - values.length);
    }
    return largerOne;
}

From source file:Main.java

public static <T> List<T> removeDuplicate(List<T> 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);// w w w .  j a  v  a2 s  .  c o  m
    }
    return newList;
}

From source file:MainClass.java

public static void test(Set s) {
    System.out.println(s.getClass().getName().replaceAll("\\w+\\.", ""));
    fill(s);//from  www . j av  a  2s .c om
    fill(s);
    fill(s);
    System.out.println(s); // No duplicates!

    s.addAll(s);
    s.add("one");
    s.add("one");
    s.add("one");
    System.out.println(s);

    System.out.println("s.contains(\"one\"): " + s.contains("one"));
}