package org.zwobble.couscous.util; import com.google.common.collect.ImmutableSet; import java.util.Set; public class ExtraSets { private ExtraSets() {} public static Set set() { return ImmutableSet.of(); } public static Set set(T value1) { return ImmutableSet.of(value1); } public static Set set(T value1, T value2) { return ImmutableSet.of(value1, value2); } }