io.polaris.core.string

类 Strings

java.lang.Object

io.polaris.core.string.Strings

public class Strings
extends Object

从以下版本开始:

1.8

作者:

Qt

构造器概要

构造器

构造器和说明
Strings()

方法概要

限定符和类型	方法和说明
static <T extends Collection<String>> T	asCollection(Supplier<T> supplier, String... args)
static List<String>	asList(String... args)
static Map<String,String>	asMap(String... args)
static <T extends Map<String,String>> T	asMap(Supplier<T> supplier, String... args)
static Set<String>	asSet(String... args)
static String	capitalize(String name)
static String	cleanBlank(CharSequence str)
static String	coalesce(String... args)
static String	coalesceEmpty(String... args)
static String	coalesceNull(String... args)
static boolean	contains(CharSequence str, CharSequence testStr)
static boolean	containsAny(CharSequence str, char... testChars)
static boolean	containsAny(CharSequence str, CharSequence... testStrs)
static boolean	containsAnyIgnoreCase(CharSequence str, CharSequence... testStrs)
static boolean	containsIgnoreCase(CharSequence str, CharSequence testStr)
static String	decapitalize(String name)
static String[]	delimitedToArray(String str, String delimiters)
static String[]	delimitedToArray(String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens)
static String[]	delimitedToArray(String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens, Function<String,String> converter)
static boolean	endsWith(CharSequence str, CharSequence suffix)
static boolean	endsWithAny(CharSequence str, CharSequence... testStrs)
static boolean	endsWithAnyIgnoreCase(CharSequence str, CharSequence... testStrs)
static boolean	endsWithIgnoreCase(CharSequence str, CharSequence suffix)
static boolean	equals(CharSequence str1, CharSequence str2)
static boolean	equalsAny(CharSequence str1, CharSequence... strs)
static boolean	equalsAnyIgnoreCase(CharSequence str1, CharSequence... strs)
static boolean	equalsIgnoreCase(char[] cs1, char[] cs2)
static boolean	equalsIgnoreCase(CharSequence str1, CharSequence str2)
static String	filter(CharSequence str, Predicate<Character> filter)
static String	format(String msg, Object... args)
static String	getContainsStr(CharSequence str, CharSequence... testStrs)
static CharSequence	getIfEquals(CharSequence str, CharSequence... args)
static String	getIfEquals(String str, String... args)
static CharSequence	getIfEqualsIgnoreCase(CharSequence str, CharSequence... args)
static String	getIfEqualsIgnoreCase(String str, String... args)
static String	getIfMatch(String str, String... args)
static String	getSystemProperty(String key) 获取系统属性或环境变量
static int	indexOf(CharSequence source, CharSequence target)
static int	indexOfIgnoreCase(char[] source, int sourceOffset, int sourceCount, char[] target, int targetOffset, int targetCount, int fromIndex)
static int	indexOfIgnoreCase(CharSequence source, CharSequence target)
static int	indexOfIgnoreCase(CharSequence source, CharSequence target, int fromIndex)
static boolean	isBlank(CharSequence str)
static boolean	isEmpty(CharSequence str)
static boolean	isEmpty(Object o)
static boolean	isNone(CharSequence cs)
static boolean	isNotBlank(CharSequence str)
static boolean	isNotEmpty(CharSequence str)
static boolean	isNotEmpty(Object o)
static boolean	isNotNone(CharSequence str)
static String	join(CharSequence delimiter, CharSequence... arr)
static String	join(CharSequence delimiter, CharSequence prefix, CharSequence suffix, CharSequence[] arr)
static String	join(CharSequence delimiter, CharSequence prefix, CharSequence suffix, Iterable<? extends CharSequence> arr)
static String	join(CharSequence delimiter, Iterable<? extends CharSequence> arr)
static int	lastIndexOfIgnoreCase(char[] source, int sourceOffset, int sourceCount, char[] target, int targetOffset, int targetCount, int fromIndex)
static int	lastIndexOfIgnoreCase(CharSequence source, CharSequence target)
static int	lastIndexOfIgnoreCase(CharSequence source, CharSequence target, int fromIndex)
static String	normalize(String name) 标准化标识符，非法字符替换为下划线
static <T> T	nvl(T o, T reo)
static String	padEnd(String str, int minLength, char pad)
static String	padStart(String str, int minLength, char pad)
static String	removePrefix(CharSequence str, CharSequence prefix)
static String	removeSuffix(CharSequence str, CharSequence suffix)
static String	repeat(char ch, int count)
static String	repeat(String str, int count)
static String	resolvePlaceholders(String origin, Function<String,String> getter) 字符串占位符替换，占位符：`${xxx.yyy.xxx}`或`${xxx.yyy.xxx:123}`
static String	resolvePlaceholders(String origin, Function<String,String> getter, boolean defaultAsEmpty)
static String	resolvePlaceholders(String origin, Pattern placeholderPattern, Function<String,String> getter)
static String	resolvePlaceholders(String origin, Pattern placeholderPattern, Function<String,String> getter, boolean defaultAsEmpty)
static <T extends Collection<String>> T	splitToCollection(Supplier<T> supplier, String str)
static <T extends Collection<String>> T	splitToCollection(Supplier<T> supplier, String str, String delimiterRegex)
static List<String>	splitToList(String str)
static List<String>	splitToList(String str, String delimiterRegex)
static Set<String>	splitToSet(String str)
static Set<String>	splitToSet(String str, String delimiterRegex)
static boolean	startsWith(CharSequence str, CharSequence prefix)
static boolean	startsWithAny(CharSequence str, CharSequence... testStrs)
static boolean	startsWithAnyIgnoreCase(CharSequence str, CharSequence... testStrs)
static boolean	startsWithIgnoreCase(CharSequence str, CharSequence prefix)
static String[]	toArray(Collection<String> collection)
static String[]	toArray(Enumeration<String> enumeration)
static String[]	toArray(Iterator<String> iterator)
static Boolean	toBoolean(String str)
static boolean	toBoolean(String str, boolean def)
static Boolean	toBoolean(String str, Boolean def)
static Double	toDouble(String str)
static double	toDouble(String str, double def)
static Double	toDouble(String str, Double def)
static int	toInt(String str, int def)
static Integer	toInteger(String str)
static Integer	toInteger(String str, Integer def)
static String[]	tokenizeToArray(String str, String delimiters)
static String[]	tokenizeToArray(String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens)
static String[]	tokenizeToArray(String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens, Function<String,String> converter)
static Long	toLong(String str)
static long	toLong(String str, long def)
static Long	toLong(String str, Long def)
static String	toReadableByteSizeStr(long byteSize) 字节大小值转为带单位的可读字符串
static String	trim(String str)
static String	trim(String str, char ch)
static String	trimEnd(String str)
static String	trimEnd(String str, char ch)
static String	trimStart(String str)
static String	trimStart(String str, char ch)
static String	trimToEmpty(String str)
static String	trimToNull(String str)
static String	truncate(String str, int maxLength)
static String	ulid()
static String	uuid()

从类继承的方法 java.lang.Object

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

构造器详细资料

Strings

public Strings()

方法详细资料

toReadableByteSizeStr

public static String toReadableByteSizeStr(long byteSize)

字节大小值转为带单位的可读字符串

truncate

public static String truncate(String str,
                              int maxLength)

padStart

public static String padStart(String str,
                              int minLength,
                              char pad)

padEnd

public static String padEnd(String str,
                            int minLength,
                            char pad)

repeat

public static String repeat(char ch,
                            int count)

repeat

public static String repeat(String str,
                            int count)

nvl

public static <T> T nvl(T o,
                        T reo)

coalesce

public static String coalesce(String... args)

coalesceNull

public static String coalesceNull(String... args)

coalesceEmpty

public static String coalesceEmpty(String... args)

uuid

public static String uuid()

ulid

public static String ulid()

normalize

public static String normalize(String name)

标准化标识符，非法字符替换为下划线

decapitalize

public static String decapitalize(String name)

另请参阅:

Introspector.decapitalize(String)

capitalize

public static String capitalize(String name)

getSystemProperty

public static String getSystemProperty(String key)

获取系统属性或环境变量

resolvePlaceholders

public static String resolvePlaceholders(String origin,
                                         Function<String,String> getter)

字符串占位符替换，占位符：`${xxx.yyy.xxx}`或`${xxx.yyy.xxx:123}`

参数:

origin -

getter -

返回:

resolvePlaceholders

public static String resolvePlaceholders(String origin,
                                         Function<String,String> getter,
                                         boolean defaultAsEmpty)

resolvePlaceholders

public static String resolvePlaceholders(String origin,
                                         Pattern placeholderPattern,
                                         Function<String,String> getter)

resolvePlaceholders

public static String resolvePlaceholders(String origin,
                                         Pattern placeholderPattern,
                                         Function<String,String> getter,
                                         boolean defaultAsEmpty)

filter

public static String filter(CharSequence str,
                            Predicate<Character> filter)

cleanBlank

public static String cleanBlank(CharSequence str)

removePrefix

public static String removePrefix(CharSequence str,
                                  CharSequence prefix)

removeSuffix

public static String removeSuffix(CharSequence str,
                                  CharSequence suffix)

trimToEmpty

public static String trimToEmpty(String str)

trimToNull

public static String trimToNull(String str)

trim

public static String trim(String str)

trimStart

public static String trimStart(String str)

trimEnd

public static String trimEnd(String str)

trim

public static String trim(String str,
                          char ch)

trimStart

public static String trimStart(String str,
                               char ch)

trimEnd

public static String trimEnd(String str,
                             char ch)

isEmpty

public static boolean isEmpty(Object o)

isNotEmpty

public static boolean isNotEmpty(Object o)

isNotNone

public static boolean isNotNone(CharSequence str)

isNone

public static boolean isNone(CharSequence cs)

isNotBlank

public static boolean isNotBlank(CharSequence str)

isBlank

public static boolean isBlank(CharSequence str)

isNotEmpty

public static boolean isNotEmpty(CharSequence str)

isEmpty

public static boolean isEmpty(CharSequence str)

containsAny

public static boolean containsAny(CharSequence str,
                                  char... testChars)

getContainsStr

public static String getContainsStr(CharSequence str,
                                    CharSequence... testStrs)

containsAny

public static boolean containsAny(CharSequence str,
                                  CharSequence... testStrs)

containsAnyIgnoreCase

public static boolean containsAnyIgnoreCase(CharSequence str,
                                            CharSequence... testStrs)

contains

public static boolean contains(CharSequence str,
                               CharSequence testStr)

containsIgnoreCase

public static boolean containsIgnoreCase(CharSequence str,
                                         CharSequence testStr)

startsWithAny

public static boolean startsWithAny(CharSequence str,
                                    CharSequence... testStrs)

startsWith

public static boolean startsWith(CharSequence str,
                                 CharSequence prefix)

endsWithAny

public static boolean endsWithAny(CharSequence str,
                                  CharSequence... testStrs)

endsWith

public static boolean endsWith(CharSequence str,
                               CharSequence suffix)

startsWithAnyIgnoreCase

public static boolean startsWithAnyIgnoreCase(CharSequence str,
                                              CharSequence... testStrs)

startsWithIgnoreCase

public static boolean startsWithIgnoreCase(CharSequence str,
                                           CharSequence prefix)

endsWithAnyIgnoreCase

public static boolean endsWithAnyIgnoreCase(CharSequence str,
                                            CharSequence... testStrs)

endsWithIgnoreCase

public static boolean endsWithIgnoreCase(CharSequence str,
                                         CharSequence suffix)

indexOf

public static int indexOf(CharSequence source,
                          CharSequence target)

indexOfIgnoreCase

public static int indexOfIgnoreCase(CharSequence source,
                                    CharSequence target)

indexOfIgnoreCase

public static int indexOfIgnoreCase(CharSequence source,
                                    CharSequence target,
                                    int fromIndex)

indexOfIgnoreCase

public static int indexOfIgnoreCase(char[] source,
                                    int sourceOffset,
                                    int sourceCount,
                                    char[] target,
                                    int targetOffset,
                                    int targetCount,
                                    int fromIndex)

lastIndexOfIgnoreCase

public static int lastIndexOfIgnoreCase(CharSequence source,
                                        CharSequence target)

lastIndexOfIgnoreCase

public static int lastIndexOfIgnoreCase(CharSequence source,
                                        CharSequence target,
                                        int fromIndex)

lastIndexOfIgnoreCase

public static int lastIndexOfIgnoreCase(char[] source,
                                        int sourceOffset,
                                        int sourceCount,
                                        char[] target,
                                        int targetOffset,
                                        int targetCount,
                                        int fromIndex)

equalsAny

public static boolean equalsAny(CharSequence str1,
                                CharSequence... strs)

equalsAnyIgnoreCase

public static boolean equalsAnyIgnoreCase(CharSequence str1,
                                          CharSequence... strs)

equals

public static boolean equals(CharSequence str1,
                             CharSequence str2)

equalsIgnoreCase

public static boolean equalsIgnoreCase(CharSequence str1,
                                       CharSequence str2)

equalsIgnoreCase

public static boolean equalsIgnoreCase(char[] cs1,
                                       char[] cs2)

getIfMatch

public static String getIfMatch(String str,
                                String... args)

getIfEquals

public static String getIfEquals(String str,
                                 String... args)

getIfEquals

public static CharSequence getIfEquals(CharSequence str,
                                       CharSequence... args)

getIfEqualsIgnoreCase

public static String getIfEqualsIgnoreCase(String str,
                                           String... args)

getIfEqualsIgnoreCase

public static CharSequence getIfEqualsIgnoreCase(CharSequence str,
                                                 CharSequence... args)

splitToCollection

public static <T extends Collection<String>> T splitToCollection(Supplier<T> supplier,
                                                                 String str,
                                                                 String delimiterRegex)

splitToSet

public static Set<String> splitToSet(String str,
                                     String delimiterRegex)

splitToList

public static List<String> splitToList(String str,
                                       String delimiterRegex)

splitToCollection

public static <T extends Collection<String>> T splitToCollection(Supplier<T> supplier,
                                                                 String str)

splitToSet

public static Set<String> splitToSet(String str)

splitToList

public static List<String> splitToList(String str)

tokenizeToArray

public static String[] tokenizeToArray(@Nullable
                                       String str,
                                       String delimiters)

tokenizeToArray

public static String[] tokenizeToArray(@Nullable
                                       String str,
                                       String delimiters,
                                       boolean trimTokens,
                                       boolean ignoreEmptyTokens)

tokenizeToArray

public static String[] tokenizeToArray(@Nullable
                                       String str,
                                       String delimiters,
                                       boolean trimTokens,
                                       boolean ignoreEmptyTokens,
                                       Function<String,String> converter)

delimitedToArray

public static String[] delimitedToArray(@Nullable
                                        String str,
                                        String delimiters)

delimitedToArray

public static String[] delimitedToArray(@Nullable
                                        String str,
                                        String delimiters,
                                        boolean trimTokens,
                                        boolean ignoreEmptyTokens)

delimitedToArray

public static String[] delimitedToArray(@Nullable
                                        String str,
                                        String delimiters,
                                        boolean trimTokens,
                                        boolean ignoreEmptyTokens,
                                        Function<String,String> converter)

toArray

public static String[] toArray(@Nullable
                               Collection<String> collection)

toArray

public static String[] toArray(@Nullable
                               Enumeration<String> enumeration)

toArray

public static String[] toArray(@Nullable
                               Iterator<String> iterator)

asCollection

public static <T extends Collection<String>> T asCollection(Supplier<T> supplier,
                                                            String... args)

asSet

public static Set<String> asSet(String... args)

asList

public static List<String> asList(String... args)

asMap

public static <T extends Map<String,String>> T asMap(Supplier<T> supplier,
                                                     String... args)

asMap

public static Map<String,String> asMap(String... args)

join

public static String join(CharSequence delimiter,
                          CharSequence... arr)

join

public static String join(CharSequence delimiter,
                          CharSequence prefix,
                          CharSequence suffix,
                          CharSequence[] arr)

join

public static String join(CharSequence delimiter,
                          Iterable<? extends CharSequence> arr)

join

public static String join(CharSequence delimiter,
                          CharSequence prefix,
                          CharSequence suffix,
                          Iterable<? extends CharSequence> arr)

format

public static String format(String msg,
                            Object... args)

toInt

public static int toInt(String str,
                        int def)

toInteger

public static Integer toInteger(String str)

toInteger

public static Integer toInteger(String str,
                                Integer def)

toLong

public static long toLong(String str,
                          long def)

toLong

public static Long toLong(String str)

toLong

public static Long toLong(String str,
                          Long def)

toDouble

public static double toDouble(String str,
                              double def)

toDouble

public static Double toDouble(String str,
                              Double def)

toDouble

public static Double toDouble(String str)

toBoolean

public static boolean toBoolean(String str,
                                boolean def)

toBoolean

public static Boolean toBoolean(String str,
                                Boolean def)

toBoolean

public static Boolean toBoolean(String str)