Example usage for java.util Iterator hasNext

List of usage examples for java.util Iterator hasNext

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Introduction

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

Prototype

boolean hasNext();

Source Link

Document

Returns true if the iteration has more elements.

Usage

From source file:Main.java

public static void main(String[] args) {
    List<Integer> _numbers = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
    Iterator<Integer> iter = _numbers.stream().filter(value -> value % 2 == 0).iterator();

    while (iter.hasNext()) {
        System.out.println(iter.next());
    }//from   ww  w.j  a va  2 s  .  c  o  m
}

From source file:Main.java

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

    SOAPConnectionFactory sfc = SOAPConnectionFactory.newInstance();
    SOAPConnection connection = sfc.createConnection();

    MessageFactory mf = MessageFactory.newInstance();
    SOAPMessage sm = mf.createMessage();
    QName bodyName = new QName("http://YourSOAPServer.com", "GetQuote", "d");
    URL endpoint = new URL("http://YourSOAPServer.com");
    SOAPMessage response = connection.call(sm, endpoint);

    SOAPBody sb = response.getSOAPBody();
    java.util.Iterator iterator = sb.getChildElements(bodyName);
    while (iterator.hasNext()) {
        SOAPBodyElement bodyElement = (SOAPBodyElement) iterator.next();
        String val = bodyElement.getValue();
        System.out.println("The Value is:" + val);
    }/*  w w w  . j a  v a  2s  .co m*/
}

From source file:Main.java

public static void main(String[] args) {
    ArrayList aList = new ArrayList();
    aList.add("1");
    aList.add("2");
    aList.add("3");
    aList.add("4");
    aList.add("java2 s .com");
    System.out.println("ArrayList: ");
    System.out.println(aList);/*from  w  w w . ja v a2 s . c  om*/
    Iterator itr = aList.iterator();
    String strElement = "";
    while (itr.hasNext()) {
        strElement = (String) itr.next();
        if (strElement.equals("2")) {
            itr.remove();
            break;
        }
    }
    System.out.println("ArrayList after removal : ");
    System.out.println(aList);
}

From source file:MainClass.java

public static void main(String args[]) {
    ArrayList<String> al = new ArrayList<String>();

    al.add("C");/*from   ww w  . ja  va  2 s .  c o  m*/
    al.add("A");
    al.add("E");
    al.add("B");
    al.add("D");
    al.add("F");

    System.out.print("Original contents of al: ");
    Iterator<String> itr = al.iterator();
    while (itr.hasNext()) {
        String element = itr.next();
        System.out.print(element + " ");
    }
    System.out.println();

    ListIterator<String> litr = al.listIterator();
    while (litr.hasNext()) {
        String element = litr.next();
        litr.set(element + "+");
    }

    // Now, display the list backwards.
    System.out.print("Modified list backwards: ");
    while (litr.hasPrevious()) {
        String element = litr.previous();
        System.out.print(element + " ");
    }
}

From source file:Main.java

public static void main(String[] args) {
    HashMap<String, Integer> map = new HashMap<String, Integer>();
    map.put("d", 5);
    map.put("c", 4);
    map.put("b", 2);
    map.put("a", 1);

    Integer value[] = new Integer[map.size()];

    Set keySet = map.keySet();/*from  www . j  a v  a  2  s. c  o m*/
    Iterator t = keySet.iterator();
    int a = 0;
    while (t.hasNext()) {
        value[a] = map.get(t.next());
        a++;
    }

    Arrays.sort(value);

    for (int i = 0; i < map.size(); i++) {
        t = keySet.iterator();
        while (t.hasNext()) {
            String temp = (String) t.next();
            if (value[i].equals(map.get(temp))) {
                System.out.println(value[i] + " = " + temp);
            }
        }
    }
}

From source file:com.discursive.jccook.bean.BeanUtilExample.java

public static void main(String[] pArgs) {

    if (pArgs.length > 0 && pArgs[0] != null) {
        propName = pArgs[0];/*from   w w w  .ja  v a2  s  .c o  m*/
    }
    System.out.println("Getting Property: " + propName);

    List books = createBooks();

    Iterator i = books.iterator();
    while (i.hasNext()) {
        Book book = (Book) i.next();
        Object propVal = null;
        try {
            propVal = PropertyUtils.getProperty(book, propName);
        } catch (Exception e) {
            System.out.println("Error getting property: " + propName + ", from book: " + book.getName()
                    + ", exception: " + e.getMessage());
        }
        System.out.println("Property Value: " + propVal);
    }
}

From source file:MainClass.java

public static void main(String[] pArgs) throws Exception {
    Date now = new Date();
    System.out.println("now: " + DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.format(now));
    Iterator iter = DateUtils.iterator(now, DateUtils.RANGE_WEEK_SUNDAY);
    while (iter.hasNext()) {
        Calendar cal = (Calendar) iter.next();
        Date cur = cal.getTime();
        System.out.println("iterate: " + DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.format(cur));
    }/* ww w . jav  a2  s.c  om*/
}

From source file:Person.java

public static void main(String args[]) {
    ArrayList<Person> names = new ArrayList<Person>();
    names.add(new Person("E", "T"));
    names.add(new Person("A", "G"));
    names.add(new Person("B", "H"));
    names.add(new Person("C", "J"));

    Iterator iter1 = names.iterator();
    while (iter1.hasNext()) {
        System.out.println(iter1.next());
    }/*from   w w  w . j a  v  a 2s.  co m*/
    Collections.sort(names, new PersonComparator());
    Iterator iter2 = names.iterator();
    while (iter2.hasNext()) {
        System.out.println(iter2.next());
    }
}

From source file:Person.java

public static void main(String args[]) {
    ArrayList<Person> names = new ArrayList<Person>();
    names.add(new Person("E", "T"));
    names.add(new Person("A", "G"));
    names.add(new Person("B", "H"));
    names.add(new Person("C", "J"));

    Iterator iter1 = names.iterator();
    while (iter1.hasNext()) {
        System.out.println(iter1.next());
    }//from  ww  w. ja v  a  2 s.  c o m
    System.out.println("Before sorting");
    Collections.sort(names, new PersonComparator());
    Iterator iter2 = names.iterator();
    while (iter2.hasNext()) {
        System.out.println(iter2.next());
    }
}

From source file:SOAPResponse.java

public static void main(String[] args) {
    try {//  ww w .ja  v a 2  s. c o m
        SOAPConnectionFactory sfc = SOAPConnectionFactory.newInstance();
        SOAPConnection connection = sfc.createConnection();

        MessageFactory mf = MessageFactory.newInstance();
        SOAPMessage sm = mf.createMessage();
        QName bodyName = new QName("http://YourSOAPServer.com", "GetQuote", "d");
        URL endpoint = new URL("http://YourSOAPServer.com");
        SOAPMessage response = connection.call(sm, endpoint);

        SOAPBody sb = response.getSOAPBody();
        java.util.Iterator iterator = sb.getChildElements(bodyName);
        while (iterator.hasNext()) {
            SOAPBodyElement bodyElement = (SOAPBodyElement) iterator.next();
            String val = bodyElement.getValue();
            System.out.println("The Value is:" + val);
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}