public final class StringUtil
extends java.lang.Object
Constructor and Description |
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StringUtil() |
Modifier and Type | Method and Description |
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static boolean |
in(java.lang.String needle,
java.lang.String... haystack) |
static boolean |
isBlank(java.lang.String string)
Tests if a string is blank: null, emtpy, or only whitespace (" ", \r\n, \t, etc)
|
static boolean |
isNumeric(java.lang.String string)
Tests if a string is numeric, i.e.
|
static boolean |
isWhitespace(int c)
Tests if a code point is "whitespace" as defined in the HTML spec.
|
static java.lang.String |
join(java.util.Collection strings,
java.lang.String sep)
Join a collection of strings by a seperator
|
static java.lang.String |
join(java.util.Iterator strings,
java.lang.String sep)
Join a collection of strings by a seperator
|
static java.lang.String |
normaliseWhitespace(java.lang.String string) |
static java.lang.String |
padding(int width)
Returns space padding
|
public static java.lang.String join(java.util.Collection strings, java.lang.String sep)
strings
- collection of string objectssep
- string to place between stringspublic static java.lang.String join(java.util.Iterator strings, java.lang.String sep)
strings
- iterator of string objectssep
- string to place between stringspublic static java.lang.String padding(int width)
width
- amount of padding desiredpublic static boolean isBlank(java.lang.String string)
string
- string to testpublic static boolean isNumeric(java.lang.String string)
string
- string to testpublic static boolean isWhitespace(int c)
c
- code point to testpublic static java.lang.String normaliseWhitespace(java.lang.String string)
public static boolean in(java.lang.String needle, java.lang.String... haystack)
Copyright © 2009-2012 Jonathan Hedley. All Rights Reserved.