public final class DataUtil extends Object
Modifier and Type | Method and Description |
---|---|
static boolean |
anyValuesInCommon(Collection c1,
Collection c2)
Method that can be used to efficiently check if 2 collections
share at least one common element.
|
static char[] |
getEmptyCharArray() |
static int[] |
growArrayBy(int[] arr,
int more) |
static String[] |
growArrayBy(String[] arr,
int more) |
static Object |
growArrayBy50Pct(Object arr) |
static Object |
growArrayToAtLeast(Object arr,
int minLen)
Method similar to
growArrayBy50Pct(java.lang.Object) , but it also ensures that
the new size is at least as big as the specified minimum size. |
static Integer |
Integer(int i) |
public static char[] getEmptyCharArray()
public static Integer Integer(int i)
public static boolean anyValuesInCommon(Collection c1, Collection c2)
public static Object growArrayToAtLeast(Object arr, int minLen)
growArrayBy50Pct(java.lang.Object)
, but it also ensures that
the new size is at least as big as the specified minimum size.public static int[] growArrayBy(int[] arr, int more)
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