public final class StringUtils extends Object
| 限定符和类型 | 方法和说明 |
|---|---|
static void |
blankSafeAdd(Collection<String> collection,
String element) |
static void |
blankSafeAddAll(Collection<String> collection,
Collection<String> elements) |
static void |
blankSafeAddAll(Collection<String> collection,
String... elements) |
static String |
blankToNull(String string) |
static String |
capitalize(String string) |
static String[] |
commaDelimitedListToStringArray(String string) |
static String[] |
commaDelimitedListToStringArray(String string,
boolean trimAllElements) |
static boolean |
containsAllChars(String string,
String charsToCheck) |
static boolean |
containsAnyChars(String string,
String charsToCheck) |
static boolean |
containsWhitespace(String string) |
static String |
deleteChars(String string,
String charsToDelete) |
static void |
emptySafeAdd(Collection<String> collection,
String element) |
static void |
emptySafeAddAll(Collection<String> collection,
Collection<String> elements) |
static void |
emptySafeAddAll(Collection<String> collection,
String... elements) |
static String |
emptyToNull(String string) |
static boolean |
endsWith(String str,
String prefix) |
static boolean |
endsWithIgnoreCase(String str,
String suffix) |
static boolean |
isBlank(String string) |
static boolean |
isEmpty(String string) |
static boolean |
isNotBlank(String string) |
static boolean |
isNotEmpty(String string) |
static boolean |
isNotNull(String string) |
static boolean |
isNull(String string) |
static int |
length(String string) |
static void |
nullSafeAdd(Collection<String> collection,
String element) |
static void |
nullSafeAddAll(Collection<String> collection,
Collection<String> elements) |
static void |
nullSafeAddAll(Collection<String> collection,
String... elements) |
static String |
nullSafeJoin(Iterable<?> iterable,
String separator) |
static String |
nullSafeJoin(Iterator<?> iterator,
String separator) |
static String |
nullSafeJoinWithComma(Iterable<?> iterable) |
static String |
nullSafeJoinWithComma(Iterator<?> iterator) |
static String |
nullToEmpty(String string) |
static String |
repeat(String string,
int n) |
static String |
reverse(String string) |
static int |
size(String string) |
static boolean |
startsWith(String str,
String prefix) |
static boolean |
startsWithIgnoreCase(String str,
String prefix) |
static List<Character> |
toCharList(String string) |
static Set<Character> |
toCharSet(String string) |
static Stream<Character> |
toCharStream(String string) |
static String |
uncapitalize(String string) |
static String |
wrap(String string,
String wrapWith) |
static String |
wrapIfMissing(String string,
String wrapWith) |
public static boolean isNull(@Nullable
String string)
public static boolean isNotNull(@Nullable
String string)
public static boolean isEmpty(@Nullable
String string)
public static boolean isNotEmpty(@Nullable
String string)
public static boolean isBlank(@Nullable
String string)
public static boolean isNotBlank(@Nullable
String string)
public static int size(@Nullable
String string)
public static boolean containsWhitespace(String string)
public static String[] commaDelimitedListToStringArray(@Nullable String string)
public static String[] commaDelimitedListToStringArray(@Nullable String string, boolean trimAllElements)
public static int length(@Nullable
String string)
public static void nullSafeAdd(Collection<String> collection, @Nullable String element)
public static void nullSafeAddAll(Collection<String> collection, @Nullable String... elements)
public static void nullSafeAddAll(Collection<String> collection, @Nullable Collection<String> elements)
public static void emptySafeAdd(Collection<String> collection, @Nullable String element)
public static void emptySafeAddAll(Collection<String> collection, @Nullable String... elements)
public static void emptySafeAddAll(Collection<String> collection, @Nullable Collection<String> elements)
public static void blankSafeAdd(Collection<String> collection, @Nullable String element)
public static void blankSafeAddAll(Collection<String> collection, @Nullable String... elements)
public static void blankSafeAddAll(Collection<String> collection, @Nullable Collection<String> elements)
public static String nullSafeJoin(@Nullable Iterable<?> iterable, @Nullable String separator)
public static String nullSafeJoin(@Nullable Iterator<?> iterator, @Nullable String separator)
public static boolean startsWithIgnoreCase(@Nullable
String str,
String prefix)
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