com.ebasetech.ufs.utility
Class StringArrayUtil

java.lang.Object
  com.ebasetech.ufs.utility.StringArrayUtil

public class StringArrayUtil

extends java.lang.Object

Handy functions for working on string arrays.

Constructor Summary

StringArrayUtil()

Method Summary

static java.lang.String[]	appendString(java.lang.String[] array, java.lang.String string) add a string to a string array
static java.lang.String[]	appendStrings(java.lang.String[] one, java.lang.String[] two) add strings to a string array
static java.lang.String	concat(java.lang.String[] array, java.lang.String separator, java.lang.String surround) makes a single string out of all the Strings in an array
static java.lang.String[]	copy(java.lang.String[] src, int start, int length) copy a String[].
static int	countStrings(java.lang.String[] array, boolean includeNulls, boolean includeZeroLength) count the number of strings in a string array.
static int	findString(java.lang.String[] array, java.lang.String string, boolean ignoreCase) find a string in a String array
static java.lang.String[]	getCommonStrings(java.lang.String[][] strings) get array of string that are in all string arrays
static boolean	isObjectAStringArray(java.lang.Object object, boolean includeNulls, boolean includeZeroLength)
static java.lang.String[]	makeStringArray(char[] chars)
static java.lang.String[]	makeStringArray(java.util.List arrayList) make a string array out of an ArrayList.
static java.lang.String[]	makeStringArray(java.lang.String string) make a string array out of one String.
static java.lang.String[]	removeAt(java.lang.String[] array, int index)
static java.lang.String[]	removeString(java.lang.String[] array, java.lang.String string, boolean ignoreCase)
static java.lang.String[]	split(java.lang.String str, java.lang.String separator) a bit like String.split but doesn't use RegEx.
static boolean	stringArrayContains(java.lang.String[] array, java.lang.String string, boolean ignoreCase) see if a String[] contains a particular string.
static void	toUpperCase(java.lang.String[] array)

Methods inherited from class java.lang.Object

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

Constructor Detail

StringArrayUtil

public StringArrayUtil()

Method Detail

makeStringArray

public static java.lang.String[] makeStringArray(java.util.List arrayList)

make a string array out of an ArrayList.

makeStringArray

public static java.lang.String[] makeStringArray(java.lang.String string)

make a string array out of one String.

copy

public static java.lang.String[] copy(java.lang.String[] src,
                                      int start,
                                      int length)

copy a String[].

Parameters:

src - the String[] to copy

start - where to start copying. 0 for start

length - how many chars to copy. or -1 for all of them

Returns:

a new String[]

stringArrayContains

public static boolean stringArrayContains(java.lang.String[] array,
                                          java.lang.String string,
                                          boolean ignoreCase)

see if a String[] contains a particular string. (uses String.equals for each element)

findString

public static int findString(java.lang.String[] array,
                             java.lang.String string,
                             boolean ignoreCase)

find a string in a String array

Returns:

the index of the found String, or -1 if not found

appendString

public static java.lang.String[] appendString(java.lang.String[] array,
                                              java.lang.String string)

add a string to a string array

appendStrings

public static java.lang.String[] appendStrings(java.lang.String[] one,
                                               java.lang.String[] two)

add strings to a string array

removeString

public static java.lang.String[] removeString(java.lang.String[] array,
                                              java.lang.String string,
                                              boolean ignoreCase)

Returns:

a string[] containing the whole array, except items equal to 'string'

removeAt

public static java.lang.String[] removeAt(java.lang.String[] array,
                                          int index)

Returns:

a string[] containing the whole array, except item at index

concat

public static java.lang.String concat(java.lang.String[] array,
                                      java.lang.String separator,
                                      java.lang.String surround)

makes a single string out of all the Strings in an array

Parameters:

array - the array to concat

separator - characters to put between each item

surround - characters to put before and after each item

Returns:

concat string

split

public static java.lang.String[] split(java.lang.String str,
                                       java.lang.String separator)

a bit like String.split but doesn't use RegEx. (possibly an advantage in your case)

Returns:

an array of Strings.

makeStringArray

public static java.lang.String[] makeStringArray(char[] chars)

isObjectAStringArray

public static boolean isObjectAStringArray(java.lang.Object object,
                                           boolean includeNulls,
                                           boolean includeZeroLength)

Parameters:

object -

Returns:

true if the object is a string[] with length greater than 0

countStrings

public static int countStrings(java.lang.String[] array,
                               boolean includeNulls,
                               boolean includeZeroLength)

count the number of strings in a string array.

Parameters:

array - the array to count

includeNulls - count strings that are null

includeZeroLength - count string that are zero length

Returns:

count

toUpperCase

public static void toUpperCase(java.lang.String[] array)

getCommonStrings

public static java.lang.String[] getCommonStrings(java.lang.String[][] strings)

get array of string that are in all string arrays

Parameters:

strings - 2d array of strings.