Java Utililty Methods Collection Minus

List of utility methods to do Collection Minus

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Description

The list of methods to do Collection Minus are organized into topic(s).

Method

Listminus(Collection c1, Collection c2)
minus 
List c1_ = new ArrayList();
if (isNotEmpty(c1)) {
    c1_.addAll(c1);
    c1_.removeAll(c2);
return c1_;
voidminus(Collection src, Collection ref)
minus 
Iterator it = ref.iterator();
while (it.hasNext()) {
    Object obj = it.next();
    if (src.contains(obj))
        src.remove(obj);
return;
Collectionminus(Collection toBeDeletedFrom, Collection tobeDeleted)
minus 
ArrayList result = new ArrayList(toBeDeletedFrom);
Iterator it = tobeDeleted.iterator();
while (it.hasNext()) {
    Object oj = it.next();
    if (toBeDeletedFrom.contains(oj)) {
        result.remove(oj);
return result;