com.ctc.wstx.util

Class DataUtil

java.lang.Object

com.ctc.wstx.util.DataUtil

public final class DataUtil
extends java.lang.Object

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	anyValuesInCommon(java.util.Collection c1, java.util.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 java.lang.String[]	growArrayBy(java.lang.String[] arr, int more)
static java.lang.Object	growArrayBy50Pct(java.lang.Object arr)
static java.lang.Object	growArrayToAtLeast(java.lang.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.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getEmptyCharArray

public static char[] getEmptyCharArray()

anyValuesInCommon

public static boolean anyValuesInCommon(java.util.Collection c1,
                        java.util.Collection c2)

Method that can be used to efficiently check if 2 collections share at least one common element.

Returns:

True if there is at least one element that's common to both Collections, ie. that is contained in both of them.

growArrayBy50Pct

public static java.lang.Object growArrayBy50Pct(java.lang.Object arr)

growArrayToAtLeast

public static java.lang.Object growArrayToAtLeast(java.lang.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.

growArrayBy

public static java.lang.String[] growArrayBy(java.lang.String[] arr,
                             int more)

growArrayBy

public static int[] growArrayBy(int[] arr,
                int more)