io.appactive.java.api.utils.lang

类 StringUtils

java.lang.Object

io.appactive.java.api.utils.lang.StringUtils

public class StringUtils
extends Object

字段概要

字段

限定符和类型	字段和说明
static String	EMPTY
static int	INDEX_NOT_FOUND Represents a failed index search.

构造器概要

构造器

构造器和说明
StringUtils()

方法概要

限定符和类型	方法和说明
static boolean	contains(CharSequence seq, CharSequence searchSeq)
static boolean	containsIgnoreCase(CharSequence str, CharSequence searchStr)
static boolean	equals(CharSequence cs1, CharSequence cs2)
static boolean	equalsAnyIgnoreCase(CharSequence string, CharSequence... searchStrings)
static boolean	equalsIgnoreCase(CharSequence str1, CharSequence str2)
static int	indexOf(String str, char searchChar)
static boolean	isAnyBlank(CharSequence... css)
static boolean	isBlank(CharSequence str)
static boolean	isEmpty(String str)
static boolean	isNoneBlank(CharSequence... css)
static boolean	isNotBlank(String str)
static boolean	isNotEmpty(String str)
static boolean	isNotNumbers(String str)
static boolean	isNumbers(String str)
static String	join(String separator, Collection collection)
static String	join(String separator, Object... elements)
static String[]	split(String str, String separatorChars)
static String	substring(String str, int start, int end)
static String	trim(String str)
static String	trimToNull(String str)

从类继承的方法 java.lang.Object

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

字段详细资料

INDEX_NOT_FOUND

public static final int INDEX_NOT_FOUND

Represents a failed index search.

从以下版本开始:

2.1

另请参阅:

常量字段值

EMPTY

public static final String EMPTY

另请参阅:

常量字段值

构造器详细资料

StringUtils

public StringUtils()

方法详细资料

isEmpty

public static boolean isEmpty(String str)

isNotEmpty

public static boolean isNotEmpty(String str)

isBlank

public static boolean isBlank(CharSequence str)

isNotBlank

public static boolean isNotBlank(String str)

isNoneBlank

public static boolean isNoneBlank(CharSequence... css)

isAnyBlank

public static boolean isAnyBlank(CharSequence... css)

isNumbers

public static boolean isNumbers(String str)

isNotNumbers

public static boolean isNotNumbers(String str)

join

public static String join(String separator,
                          Collection collection)

join

public static String join(String separator,
                          Object... elements)

indexOf

public static int indexOf(String str,
                          char searchChar)

split

public static String[] split(String str,
                             String separatorChars)

substring

public static String substring(String str,
                               int start,
                               int end)

contains

public static boolean contains(CharSequence seq,
                               CharSequence searchSeq)

containsIgnoreCase

public static boolean containsIgnoreCase(CharSequence str,
                                         CharSequence searchStr)

equals

public static boolean equals(CharSequence cs1,
                             CharSequence cs2)

equalsIgnoreCase

public static boolean equalsIgnoreCase(CharSequence str1,
                                       CharSequence str2)

equalsAnyIgnoreCase

public static boolean equalsAnyIgnoreCase(CharSequence string,
                                          CharSequence... searchStrings)

trimToNull

public static String trimToNull(String str)

trim

public static String trim(String str)