public class ArrayUtils extends Object
CollectionUtils
构造器和说明 |
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ArrayUtils() |
限定符和类型 | 方法和说明 |
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static boolean[] |
add(boolean[] array,
boolean integer) |
static byte[] |
add(byte[] array,
byte cchar) |
static char[] |
add(char[] array,
char cchar) |
static double[] |
add(double[] array,
double cchar) |
static float[] |
add(float[] array,
float cchar) |
static int[] |
add(int[] array,
int integer) |
static long[] |
add(long[] array,
long integer) |
static short[] |
add(short[] array,
short cchar) |
static String[] |
add(String[] array,
String str)
模拟list.add()方法,Append the given String to the given String array,
returning a new array consisting of the input array contents plus the given String.
|
static <T> T[] |
add(T[] array,
T element) |
static boolean[] |
addAll(boolean[] array1,
boolean[] array2) |
static byte[] |
addAll(byte[] array1,
byte[] array2) |
static char[] |
addAll(char[] array1,
char[] array2) |
static double[] |
addAll(double[] array1,
double[] array2) |
static float[] |
addAll(float[] array1,
float[] array2) |
static int[] |
addAll(int[] array1,
int[] array2) |
static long[] |
addAll(long[] array1,
long[] array2) |
static short[] |
addAll(short[] array1,
short[] array2) |
static String[] |
addAll(String[] array1,
String[] array2) |
static <T> T[] |
addAll(T[] array1,
T[] array2) |
static Boolean[] |
changeType(boolean[] array) |
static boolean[] |
changeType(Boolean[] array) |
static Byte[] |
changeType(byte[] array) |
static byte[] |
changeType(Byte[] array) |
static Character[] |
changeType(char[] array) |
static char[] |
changeType(Character[] array) |
static Double[] |
changeType(double[] array) |
static double[] |
changeType(Double[] array) |
static Float[] |
changeType(float[] array) |
static float[] |
changeType(Float[] array) |
static Integer[] |
changeType(int[] array) |
static int[] |
changeType(Integer[] array) |
static Long[] |
changeType(long[] array) |
static long[] |
changeType(Long[] array) |
static Short[] |
changeType(short[] array) |
static short[] |
changeType(Short[] array) |
static boolean |
isEquals(Object array1,
Object array2) |
static boolean |
isNotEmpty(boolean[] objs) |
static boolean |
isNotEmpty(byte[] objs) |
static boolean |
isNotEmpty(char[] objs) |
static boolean |
isNotEmpty(double[] objs) |
static boolean |
isNotEmpty(float[] objs) |
static boolean |
isNotEmpty(int[] objs) |
static boolean |
isNotEmpty(long[] objs) |
static boolean |
isNotEmpty(Object[] objs)
Checks if the array is null or empty (size==0).
|
static boolean |
isNotEmpty(short[] objs) |
static boolean |
isNullOrEmpty(boolean[] objs) |
static boolean |
isNullOrEmpty(byte[] objs) |
static boolean |
isNullOrEmpty(char[] objs) |
static boolean |
isNullOrEmpty(double[] objs) |
static boolean |
isNullOrEmpty(float[] objs) |
static boolean |
isNullOrEmpty(int[] objs) |
static boolean |
isNullOrEmpty(long[] objs) |
static boolean |
isNullOrEmpty(Object[] objs)
Checks if the array is null or empty (size==0).
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static boolean |
isNullOrEmpty(short[] objs) |
static boolean[] |
remove(boolean[] array,
int index) |
static byte[] |
remove(byte[] array,
int index) |
static char[] |
remove(char[] array,
int index) |
static double[] |
remove(double[] array,
int index) |
static float[] |
remove(float[] array,
int index) |
static int[] |
remove(int[] array,
int index) |
static long[] |
remove(long[] array,
int index) |
static short[] |
remove(short[] array,
int index) |
static String[] |
remove(String[] array,
int index) |
static <T> T[] |
remove(T[] array,
int index) |
static String |
toString(Object[] arr)
Convenience method to return a String array as a CSV String.
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static String |
toString(Object[] arr,
String delim)
Convenience method to return a String array as a delimited (e.g.
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public static String toString(Object[] arr, String delim)
toString()
implementations.arr
- the array to displaydelim
- the delimiter to use (probably a ",")public static String toString(Object[] arr)
toString()
implementations.arr
- the array to displaypublic static boolean isNullOrEmpty(Object[] objs)
public static boolean isNotEmpty(Object[] objs)
public static boolean isNullOrEmpty(int[] objs)
public static boolean isNotEmpty(int[] objs)
public static boolean isNullOrEmpty(byte[] objs)
public static boolean isNotEmpty(byte[] objs)
public static boolean isNullOrEmpty(long[] objs)
public static boolean isNotEmpty(long[] objs)
public static boolean isNullOrEmpty(double[] objs)
public static boolean isNotEmpty(double[] objs)
public static boolean isNullOrEmpty(float[] objs)
public static boolean isNotEmpty(float[] objs)
public static boolean isNullOrEmpty(short[] objs)
public static boolean isNotEmpty(short[] objs)
public static boolean isNullOrEmpty(char[] objs)
public static boolean isNotEmpty(char[] objs)
public static boolean isNullOrEmpty(boolean[] objs)
public static boolean isNotEmpty(boolean[] objs)
public static Integer[] changeType(int[] array)
public static int[] changeType(Integer[] array)
public static Long[] changeType(long[] array)
public static long[] changeType(Long[] array)
public static Double[] changeType(double[] array)
public static double[] changeType(Double[] array)
public static Float[] changeType(float[] array)
public static float[] changeType(Float[] array)
public static Short[] changeType(short[] array)
public static short[] changeType(Short[] array)
public static Byte[] changeType(byte[] array)
public static byte[] changeType(Byte[] array)
public static Character[] changeType(char[] array)
public static char[] changeType(Character[] array)
public static Boolean[] changeType(boolean[] array)
public static boolean[] changeType(Boolean[] array)
public static String[] add(String[] array, String str)
array
- the array to append to (can be null
)str
- the String to appendnull
)public static <T> T[] add(T[] array, T element)
public static boolean[] add(boolean[] array, boolean integer)
public static char[] add(char[] array, char cchar)
public static byte[] add(byte[] array, byte cchar)
public static short[] add(short[] array, short cchar)
public static int[] add(int[] array, int integer)
public static long[] add(long[] array, long integer)
public static float[] add(float[] array, float cchar)
public static double[] add(double[] array, double cchar)
public static <T> T[] addAll(T[] array1, T[] array2)
public static boolean[] addAll(boolean[] array1, boolean[] array2)
public static char[] addAll(char[] array1, char[] array2)
public static byte[] addAll(byte[] array1, byte[] array2)
public static short[] addAll(short[] array1, short[] array2)
public static int[] addAll(int[] array1, int[] array2)
public static long[] addAll(long[] array1, long[] array2)
public static float[] addAll(float[] array1, float[] array2)
public static double[] addAll(double[] array1, double[] array2)
public static <T> T[] remove(T[] array, int index)
public static boolean[] remove(boolean[] array, int index)
public static byte[] remove(byte[] array, int index)
public static char[] remove(char[] array, int index)
public static double[] remove(double[] array, int index)
public static float[] remove(float[] array, int index)
public static int[] remove(int[] array, int index)
public static long[] remove(long[] array, int index)
public static short[] remove(short[] array, int index)
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