pro.fessional.mirana.text

Class WhiteUtil

java.lang.Object

pro.fessional.mirana.text.WhiteUtil

public class WhiteUtil
extends Object

More Handling of Whitespace chars than Java builtin.

Since:

2016-12-14

Author:

trydofor

Constructor Summary

Constructors

Constructor and Description
WhiteUtil()

Method Summary

Modifier and Type	Method and Description
static @NotNull String	delete(CharSequence str) Delete all white chars
static boolean	equalsWithDeleted(CharSequence str1, CharSequence str2)
static boolean	equalsWithSpaced(CharSequence str1, CharSequence str2)
static byte	firstNonWhite(byte[] bs) find first non-white byte, return 0x00 if not found
static char	firstNonWhite(char[] cs) find first non-white char, return 0x00 if not found
static char	firstNonWhite(CharSequence cs) find first non-white char, return 0x00 if not found
static boolean	isAllWhite(CharSequence str) Whether all white chars
static boolean	isWhite(byte b) whether is BOM, 0x20, \t, \r, \n * UTF-8 BOM: EF BB BF * UTF-16 BE BOM: FE FF * UTF-16 LE BOM: FF FE * UTF-32 BE BOM: 00 00 FE FF * UTF-32 LE BOM: FF FE 00 00
static boolean	isWhiteSpace(char c)
static byte	lastNonWhite(byte[] bs) find last non-white byte, return 0x00 if not found
static char	lastNonWhite(char[] cs) find last non-white char, return 0x00 if not found
static char	lastNonWhite(CharSequence cs) find last non-white char, return 0x00 if not found
static @NotNull List<String>	lines(CharSequence str)
static boolean	notWhiteSpace(char c)
static @NotNull String	space(CharSequence str) Remove all white chars from the header and footer.
static @NotNull String	trim(CharSequence str) Remove all white chars from the header and footer.
static @NotNull String	trim(CharSequence str, char... cs)

Methods inherited from class java.lang.Object

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

Constructor Detail

WhiteUtil

public WhiteUtil()

Method Detail

isWhite

public static boolean isWhite(byte b)

 whether is BOM, 0x20, \t, \r, \n
 * UTF-8 BOM: EF BB BF
 * UTF-16 BE BOM: FE FF
 * UTF-16 LE BOM: FF FE
 * UTF-32 BE BOM: 00 00 FE FF
 * UTF-32 LE BOM: FF FE 00 00
 

firstNonWhite

public static byte firstNonWhite(byte[] bs)

find first non-white byte, return 0x00 if not found

lastNonWhite

public static byte lastNonWhite(byte[] bs)

find last non-white byte, return 0x00 if not found

firstNonWhite

public static char firstNonWhite(char[] cs)

find first non-white char, return 0x00 if not found

lastNonWhite

public static char lastNonWhite(char[] cs)

find last non-white char, return 0x00 if not found

firstNonWhite

public static char firstNonWhite(CharSequence cs)

find first non-white char, return 0x00 if not found

lastNonWhite

public static char lastNonWhite(CharSequence cs)

find last non-white char, return 0x00 if not found

notWhiteSpace

public static boolean notWhiteSpace(char c)

isWhiteSpace

public static boolean isWhiteSpace(char c)

trim

@NotNull
public static @NotNull String trim(CharSequence str)

Remove all white chars from the header and footer.

trim

@NotNull
public static @NotNull String trim(CharSequence str,
                                            char... cs)

space

@NotNull
public static @NotNull String space(CharSequence str)

Remove all white chars from the header and footer. And replace the middle white chars (continuous ones are treated as one) with a single space (0x20)

delete

@NotNull
public static @NotNull String delete(CharSequence str)

Delete all white chars

isAllWhite

public static boolean isAllWhite(CharSequence str)

Whether all white chars

equalsWithDeleted

public static boolean equalsWithDeleted(CharSequence str1,
                                        CharSequence str2)

equalsWithSpaced

public static boolean equalsWithSpaced(CharSequence str1,
                                       CharSequence str2)

lines

@NotNull
public static @NotNull List<String> lines(CharSequence str)