public class CollectionUtils
extends java.lang.Object
| Constructor and Description |
|---|
CollectionUtils() |
| Modifier and Type | Method and Description |
|---|---|
static <T> java.util.List<T> |
join(java.util.Collection<T> first,
java.util.Collection<T> second) |
static <T> java.util.Set<T> |
joinToSet(java.util.Collection<T> first,
java.util.Collection<T> second) |
static <T> java.util.List<T> |
minus(java.util.Collection<T> first,
java.util.Collection<T> second) |
static <T> java.util.Set<T> |
setOf(T... t) |
static <T> T |
singleValue(java.util.Collection<T> values) |
public static <T> T singleValue(java.util.Collection<T> values)
public static <T> java.util.List<T> join(java.util.Collection<T> first,
java.util.Collection<T> second)
public static <T> java.util.List<T> minus(java.util.Collection<T> first,
java.util.Collection<T> second)
public static <T> java.util.Set<T> joinToSet(java.util.Collection<T> first,
java.util.Collection<T> second)
@SafeVarargs public static <T> java.util.Set<T> setOf(T... t)