Example usage for java.util Iterator remove

Introduction

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

Prototype

default void remove()

Source Link

Document

Removes from the underlying collection the last element returned by this iterator (optional operation).

Usage

From source file:Main.java

public static <T extends Collection<?>> void stripNulls(T collection) {
    Iterator<?> iterator = collection.iterator();
    while (iterator.hasNext()) {
        if (iterator.next() == null)
            iterator.remove();
    }//from  w w w  .j  a  v a  2 s.  c o  m
}

From source file:Main.java

public static <T> T removeFrom(Iterable<T> collection, Predicate<T> predicate) {
    Iterator<T> it = collection.iterator();

    while (it.hasNext()) {
        T o = it.next();//from   w  w w.  j  a  va  2  s .  co  m

        if (predicate.test(o)) {
            it.remove();
            return o;
        }
    }

    return null;
}

From source file:Main.java

/**
 * Makes an intersection betwwen both of the given lists.<br/>
 * The result contains unique values./*from   w  ww  .j  a v a2  s  .  c om*/
 * @param list1 the first list.
 * @param list2 the second list.
 * @param <T>
 * @return the intersection between the two lists.
 */
public static <T> List<T> intersection(List<T> list1, List<T> list2) {
    List<T> list = new ArrayList<T>(new LinkedHashSet<T>(list1));
    Iterator<T> iterator = list.iterator();
    while (iterator.hasNext()) {
        if (!list2.contains(iterator.next())) {
            iterator.remove();
        }
    }
    return list;
}

From source file:Main.java

public static void deleteDuplicate(List<Integer> list) {
    List<Integer> tempList = new ArrayList<Integer>();

    Iterator<Integer> iter = list.iterator();
    while (iter.hasNext()) {
        Integer current = iter.next();
        if (tempList.contains(current)) {
            iter.remove();
        } else {/*from ww w  .j  a  v a 2s. c om*/
            tempList.add(current);
        }
    }
}

From source file:Main.java

static void jsonObjectClear(JSONObject jsonObject) {
    @SuppressWarnings("unchecked")
    Iterator<String> keys = (Iterator<String>) jsonObject.keys();
    while (keys.hasNext()) {
        keys.next();//from w w w. j  av  a2s . c  om
        keys.remove();
    }
}

From source file:Main.java

public static void removeNullValues(List<?> list) {

    Iterator<?> iterator = list.iterator();

    while (iterator.hasNext()) {

        Object value = iterator.next();

        if (value == null) {

            iterator.remove();
        }/*from   w w  w  . j  a va2s . c o m*/
    }
}

From source file:Main.java

public static Node SearchNode(NodeList listNode, ArrayList<String> arrStrCompare) {
    ArrayList<String> arrTempList = arrStrCompare;
    Iterator<String> iterator = arrTempList.iterator();

    while (iterator.hasNext()) {
        String strCompare = (String) iterator.next();
        iterator.remove();

        for (int i = 0; i < listNode.getLength(); i++) {
            Node node = listNode.item(i);

            if (strCompare.equals(node.getNodeName())) {
                if (iterator.hasNext()) {
                    return SearchNode(node.getChildNodes(), arrTempList);
                }//w ww .ja  v a 2 s.  co  m
                String strResp = node.getTextContent();
                System.out.println("Found DATA [" + strCompare + "]: " + strResp);
                return node;
            }
        }
    }

    return null;
}

From source file:Main.java

public static String FindNode(NodeList listNode, ArrayList<String> arrStrCompare, String strData) {
    ArrayList<String> arrTempList = arrStrCompare;
    Iterator<String> iterator = arrTempList.iterator();

    while (iterator.hasNext()) {
        String strCompare = (String) iterator.next();
        iterator.remove();

        for (int i = 0; i < listNode.getLength(); i++) {
            Node node = listNode.item(i);

            if (strCompare.equals(node.getNodeName())) {
                if (iterator.hasNext()) {
                    return FindNode(node.getChildNodes(), arrTempList, strData);
                }//w w w . j  a va  2  s  . c  om
                String strResp = node.getTextContent();
                System.out.println("Found NODE [" + strCompare + "]: " + strResp);
                return strResp;
            }
        }
    }

    return null;
}

From source file:manager.NoteManager.java

public static void deleteNoteByIndex(int index) throws IOException {
    Iterator<Note> itr = modelQueue.iterator();
    for (int i = 0; i <= index; i++)
        itr.next();/*from  w w  w. j  a v a 2  s.  c om*/
    itr.remove();
    saveModels();
}

From source file:Main.java

public static NodeList ChangeNode(NodeList listNode, ArrayList<String> arrStrCompare, String strNewValue) {
    ArrayList<String> arrTempList = arrStrCompare;
    Iterator<String> iterator = arrTempList.iterator();

    while (iterator.hasNext()) {
        String strCompare = (String) iterator.next();
        iterator.remove();

        for (int i = 0; i < listNode.getLength(); i++) {
            Node node = listNode.item(i);

            if (strCompare.equals(node.getNodeName())) {
                if (iterator.hasNext()) {
                    node = ChangeNode(node.getChildNodes(), arrTempList, strNewValue).item(0);
                    break;
                }//from  w  w w  .  j  ava 2s  .  co m
                node.setTextContent(strNewValue);

                break;
            }
        }
    }

    return listNode;
}