Example usage for java.util List removeAll

Introduction

In this page you can find the example usage for java.util List removeAll.

Prototype

boolean removeAll(Collection<?> c);

Source Link

Document

Removes from this list all of its elements that are contained in the specified collection (optional operation).

Usage

From source file:Main.java

public static List romove(List lista, List listb) {
    lista.removeAll(listb);
    return lista;
}

From source file:Main.java

public static <E extends Object> void removeNullFromList(List<E> list) {
    list.removeAll(Collections.singleton(null));
}

From source file:Main.java

public static <T> Collection<T> minus(Collection<T> col1, Collection<T> col2) {
    List<T> list = clone(col1);
    list.removeAll(col2);
    return list;/*from  w  ww .  j  av  a  2s  .  c  om*/
}

From source file:Main.java

public static <T> void removeAll(List<T> removeFrom, List<? extends T> c2) {
    removeFrom.removeAll(c2);
}

From source file:Main.java

public static <T> void removeAll(List<? super T> removeFrom, List<? extends T> c2) {
    removeFrom.removeAll(c2);
}

From source file:Main.java

public static void copy(List<Integer> destList, List<Integer> srcList) {
    destList.removeAll(destList);
    for (Integer val : srcList) {
        destList.add(val);
    }// w w  w .j a  va 2s  .c o m
}

From source file:Main.java

public static <E> Collection<E> diff(Collection<E> l, Collection<E> r) {
    if (isEmpty(l) || isEmpty(r))
        return l;

    List<E> s = new ArrayList<E>(l);
    s.removeAll(r);

    return s;/*w w  w.j av  a  2 s. c  o  m*/
}

From source file:Main.java

public static <T> List<T> minus(List<T> initialList, List<T> elementsToRemove) {
    List<T> minusedList = new ArrayList<T>(initialList);
    minusedList.removeAll(elementsToRemove);
    return minusedList;
}

From source file:Main.java

public static <T> void diff(Collection<T> from, Collection<T> to, Consumer<? super T> foreachAdd,
        Consumer<? super T> foreachRemove) {
    List<T> added = new ArrayList<>(to);
    added.removeAll(from);
    added.forEach(foreachAdd);// w w  w . j  av a 2 s. c o  m

    List<T> removed = new ArrayList<>(from);
    removed.removeAll(to);
    removed.forEach(foreachRemove);
}

From source file:Main.java

/**
 * Removes all null, empty and short (<3 char) Strings, trimming elements from the ArrayList
 * @param listOfStrings/* w  ww  .j a va 2  s .c  om*/
 * @return
 */
public static List<String> filterInvalidCandidates(List<String> listOfStrings) {
    listOfStrings.removeAll(Arrays.asList("", null));
    List<String> validListOfStrings = new ArrayList<>();
    if (listOfStrings.size() > 0) {
        for (String eachString : listOfStrings) {
            if (eachString.length() > 3) {
                validListOfStrings.add(eachString);
            }
        }
    }
    return validListOfStrings;
}