public final class ArrayUtils
extends java.lang.Object
| 限定符和类型 | 方法和说明 |
|---|---|
static java.lang.Object[] |
clone(java.lang.Object[] array) |
static <T> boolean |
contains(T[] array,
T item) |
static <T> boolean |
contains(T[] array,
T item,
int startIndex,
int count) |
static java.lang.Object[] |
empty() |
static <T> T[] |
empty(java.lang.Class<T> clazz) |
static <T> void |
fill(T[] array,
T value) |
static <T> int |
findIndex(T[] array,
int startIndex,
int count,
Predicate1<T> match) |
static <T> int |
findIndex(T[] array,
Predicate1<T> match) |
static <T> int |
findLastIndex(T[] array,
int startIndex,
int count,
Predicate1<T> match) |
static <T> int |
findLastIndex(T[] array,
Predicate1<T> match) |
static <T> int |
indexOf(T[] array,
T item) |
static <T> int |
indexOf(T[] array,
T item,
int startIndex,
int count) |
static <T> int |
lastIndexOf(T[] array,
T item) |
static <T> int |
lastIndexOf(T[] array,
T item,
int startIndex,
int count) |
static <T> T[] |
newInstance(java.lang.Class<T> clazz,
int length) |
static java.lang.Object[] |
resize(java.lang.Object[] array,
int newSize) |
static <T> void |
reverse(T[] array) |
static <T> T[] |
singleton(java.lang.Class<T> clazz,
T item) |
static java.lang.Object[] |
singleton(java.lang.Object item) |
static <T> T[] |
toArray(java.lang.Object[] source,
java.lang.Class<T> clazz) |
static <T> T[] |
toArray(java.lang.Object[] source,
java.lang.Class<T> clazz,
int startIndex,
int count) |
static <T> java.util.Collection<T> |
toCollection(java.lang.Object[] source) |
static <T> java.util.Collection<T> |
toCollection(java.lang.Object[] source,
int startIndex,
int count) |
static <T> java.util.List<T> |
toList(java.lang.Object[] source) |
static <T> java.util.List<T> |
toList(java.lang.Object[] source,
int startIndex,
int count) |
public static java.lang.Object[] empty()
public static <T> T[] empty(java.lang.Class<T> clazz)
public static java.lang.Object[] singleton(java.lang.Object item)
public static <T> T[] singleton(java.lang.Class<T> clazz,
T item)
public static <T> T[] newInstance(java.lang.Class<T> clazz,
int length)
public static <T> boolean contains(T[] array,
T item)
public static <T> boolean contains(T[] array,
T item,
int startIndex,
int count)
public static <T> int indexOf(T[] array,
T item)
public static <T> int indexOf(T[] array,
T item,
int startIndex,
int count)
public static <T> int lastIndexOf(T[] array,
T item)
public static <T> int lastIndexOf(T[] array,
T item,
int startIndex,
int count)
public static <T> int findIndex(T[] array,
Predicate1<T> match)
public static <T> int findIndex(T[] array,
int startIndex,
int count,
Predicate1<T> match)
public static <T> int findLastIndex(T[] array,
Predicate1<T> match)
public static <T> int findLastIndex(T[] array,
int startIndex,
int count,
Predicate1<T> match)
public static java.lang.Object[] clone(java.lang.Object[] array)
public static java.lang.Object[] resize(java.lang.Object[] array,
int newSize)
public static <T> void fill(T[] array,
T value)
public static <T> void reverse(T[] array)
public static <T> T[] toArray(java.lang.Object[] source,
java.lang.Class<T> clazz)
public static <T> T[] toArray(java.lang.Object[] source,
java.lang.Class<T> clazz,
int startIndex,
int count)
public static <T> java.util.List<T> toList(java.lang.Object[] source)
public static <T> java.util.List<T> toList(java.lang.Object[] source,
int startIndex,
int count)
public static <T> java.util.Collection<T> toCollection(java.lang.Object[] source)
public static <T> java.util.Collection<T> toCollection(java.lang.Object[] source,
int startIndex,
int count)
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