Java Utililty Methods EnumSet Create

List of utility methods to do EnumSet Create

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Description

The list of methods to do EnumSet Create are organized into topic(s).

Method

EnumSetof(E e1, E... e)
of 
return EnumSet.of(e1, e);
EnumSetof(E[] c)
of 
if (c.length == 0) {
    throw new IllegalArgumentException("Collection is empty");
EnumSet<E> result = EnumSet.of(c[0]);
if (c.length > 1) {
    for (int i = 1; i < c.length; i++) {
        result.add(c[i]);
return result;
EnumSetparseEnum(final Class klass, final String input)
parse Enum 
return parseEnum(klass, input, "\\s*,\\s*");
EnumSettoEnumSet(Class classValue, Collection stringValues)
to Enum Set 
EnumSet<E> result = EnumSet.noneOf(classValue);
for (String s : stringValues) {
    result.add(Enum.valueOf(classValue, s));
return result;
EnumSettoEnumSet(Class enumClass, long vector)
to Enum Set 
EnumSet<E> set = EnumSet.noneOf(enumClass);
long mask = 1;
for (E e : enumClass.getEnumConstants()) {
    if ((mask & vector) == mask) {
        set.add(e);
    mask <<= 1;
return set;
EnumSettoEnumSet(Class clazz, T... ts)
Turns an array of enumeration values into an enum set 
if (ts == null)
    return null;
EnumSet<T> res = EnumSet.noneOf(clazz);
for (T t : ts) {
    res.add(t);
return res;