public class CollectionUtils
extends org.apache.commons.collections.CollectionUtils
| 构造器和说明 |
|---|
CollectionUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static Set<Character> |
arrayToSet(char... array) |
static Set<Character> |
arrayToUnmodifiableSet(char... array) |
static <T> List<T> |
distinct(List<T> source) |
static <T> Collection<T> |
removeNull(Collection<T> source) |
static Set<Character> |
strToSet(String str) |
static Set<Character> |
strToUnmodifiableSet(String str) |
static List<String> |
toUpperCase(List<String> list) |
addAll, addAll, addAll, addIgnoreNull, cardinality, collect, collect, collect, collect, containsAny, countMatches, disjunction, exists, filter, find, forAllDo, get, getCardinalityMap, index, index, intersection, isEmpty, isEqualCollection, isFull, isNotEmpty, isProperSubCollection, isSubCollection, maxSize, predicatedCollection, removeAll, retainAll, reverseArray, select, select, selectRejected, selectRejected, size, sizeIsEmpty, subtract, synchronizedCollection, transform, transformedCollection, typedCollection, union, unmodifiableCollectionpublic static <T> Collection<T> removeNull(Collection<T> source)
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