Example usage for java.util Iterator next

Introduction

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

Prototype

E next();

Source Link

Document

Returns the next element in the iteration.

Usage

From source file:Main.java

public static void main(String[] args) {
    TreeSet<Integer> tree = new TreeSet<Integer>();

    tree.add(12);//from w  w  w  . j av  a 2  s  . c o  m
    tree.add(13);
    tree.add(14);

    // cloning tree into clinetree
    TreeSet<Integer> clonetree = (TreeSet) tree.clone();

    // creating iterator
    Iterator<Integer> iterator = clonetree.iterator();

    while (iterator.hasNext()) {
        System.out.println(iterator.next());
    }
}

From source file:Main.java

public static void main(String[] a) {
    Map<String, String> yourMap = new HashMap<String, String>();
    yourMap.put("1", "one");
    yourMap.put("2", "two");
    yourMap.put("3", "three");

    Map<String, Object> map = new LinkedHashMap<String, Object>();

    List<String> keyList = new ArrayList<String>(yourMap.keySet());
    List<String> valueList = new ArrayList<String>(yourMap.values());
    Set<String> sortedSet = new TreeSet<String>(valueList);

    Object[] sortedArray = sortedSet.toArray();
    int size = sortedArray.length;

    for (int i = 0; i < size; i++) {
        map.put(keyList.get(valueList.indexOf(sortedArray[i])), sortedArray[i]);
    }//from   w  w w .ja v a  2s . c o  m

    Set ref = map.keySet();
    Iterator it = ref.iterator();

    while (it.hasNext()) {
        String i = (String) it.next();
        System.out.println(i);
    }
}

From source file:Main.java

public static void main(String[] args) {

    TreeSet<Integer> treeadd = new TreeSet<Integer>();

    treeadd.add(12);/*  w  ww. ja va 2 s. c o  m*/
    treeadd.add(13);
    treeadd.add(14);
    treeadd.add(15);

    Iterator<Integer> iterator = treeadd.iterator();

    while (iterator.hasNext()) {
        System.out.println(iterator.next());
    }

    treeadd.clear();
    System.out.println(treeadd.size());
}

From source file:DumpProps.java

public static void main(String args[]) {
    Properties props = System.getProperties();
    Iterator iter = props.entrySet().iterator();
    while (iter.hasNext()) {
        Map.Entry entry = (Map.Entry) iter.next();
        System.out.println(entry.getKey() + " --- " + entry.getValue());
    }//from   w w w .j  a  va2  s . c  om

    System.out.println("-------");

    Enumeration e = props.propertyNames();
    while (e.hasMoreElements()) {
        String key = (String) e.nextElement();
        System.out.println(key + " --- " + props.getProperty(key));
    }
}

From source file:SetDemo.java

public static void main(String[] argv) {
    //+// ww w . j  a  v  a 2  s  .  co  m
    Set h = new HashSet();
    h.add("One");
    h.add("Two");
    h.add("One"); // DUPLICATE
    h.add("Three");
    Iterator it = h.iterator();
    while (it.hasNext()) {
        System.out.println(it.next());
    }
    //-
}

From source file:DynaBeansExampleV2.java

public static void main(String args[]) throws Exception {

    Connection conn = getConnection();
    PreparedStatement ps = conn// w  w  w .  j av a  2  s  .c  o m
            .prepareStatement("SELECT * from movie, person " + "WHERE movie.director = person.Id");
    ResultSet rs = ps.executeQuery();

    ResultSetDynaClass rsdc = new ResultSetDynaClass(rs);

    Iterator itr = rsdc.iterator();
    while (itr.hasNext()) {
        DynaBean bean = (DynaBean) itr.next();
        System.err.println(bean.get("title"));
    }

    conn.close();
}

From source file:MovingPlanets.java

public static void main(String args[]) {
    String names[] = { "Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune", "Pluto" };
    List planets = new ArrayList();
    for (int i = 0, n = names.length; i < n; i++) {
        planets.add(names[i]);/*from  w w w .j ava2s  .c o  m*/
    }
    ListIterator lit = planets.listIterator();
    String s;
    lit.next();
    lit.next();
    s = (String) lit.next();
    lit.remove();
    lit.next();
    lit.next();
    lit.next();
    lit.add(s);
    lit.next(); // Gets back just added
    lit.previous();
    lit.previous();
    s = (String) lit.previous();
    lit.remove();
    lit.next();
    lit.next();
    lit.add(s);
    Iterator it = planets.iterator();
    while (it.hasNext()) {
        System.out.println(it.next());
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String url = "http://www.java2s.com";
    Document doc = Jsoup.connect(url).userAgent(
            "Mozilla/5.0 (Windows; U; WindowsNT 5.1;" + " en-US; rv1.8.1.6) Gecko/20070725 Firefox/2.0.0.6")
            .get();//from   w  ww .  jav a 2 s  . c  o m

    Elements resultDivElems = doc.select("div");
    Iterator<Element> itr = resultDivElems.iterator();

    while (itr.hasNext()) {
        System.out.println(((Element) itr.next()).text());
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    // Prepare content for simulating property files
    String fileContent = "s1=1\n" + "s2=Main\n" + "s3=Fri Jan 31 00:00:00 IST 3913";
    InputStream propStream = new StringBufferInputStream(fileContent);

    // Create property resource bundle
    PropertyResourceBundle bundle = new Main(propStream);

    // Get resource key set
    Set keySet = bundle.handleKeySet();
    Iterator keys = keySet.iterator();
    while (keys.hasNext()) {
        System.out.println("Bundle key: " + keys.next());
    }//ww w.j  a  v a2 s  . com

}

From source file:Main.java

public static void main(String[] args) {
    Map<String, int[]> map = new TreeMap<String, int[]>();

    int[] array = new int[3];
    array[0] = 0;//  ww  w.j av a  2  s  . co m
    array[1] = 1;
    array[2] = 2;
    map.put("array", array);

    Iterator<String> iter = map.keySet().iterator();

    while (iter.hasNext()) {
        String arrayName = iter.next();
        array = map.get(arrayName);
        System.out.print(arrayName + ":");
        for (int i = 0; i < array.length; i++) {
            System.out.print(array[i]);
        }
    }
}