Package com.landawn.abacus.util

Class Strings.MoreStringUtil

java.lang.Object

com.landawn.abacus.util.Strings.MoreStringUtil

Enclosing class:

Strings

public static final class Strings.MoreStringUtil
extends Object

Method Summary

Modifier and Type	Method	Description
static u.Optional<BigDecimal>	createBigDecimal(String str)	Returns an empty Optional<BigDecimal> if the specified string is blank or a invalid BigDecimal string.
static u.Optional<BigInteger>	createBigInteger(String str)	Returns an empty Optional<BigInteger> if the specified string is blank or a invalid BigInteger string.
static u.OptionalDouble	createDouble(String str)	Returns an empty OptionalDouble if the specified string is blank or a invalid double string.
static u.OptionalFloat	createFloat(String str)	Returns an empty OptionalFloat if the specified string is blank or a invalid float string.
static u.OptionalInt	createInteger(String str)	Returns an empty OptionalInt if the specified string is blank or a invalid integer string.
static u.OptionalLong	createLong(String str)	Returns an empty OptionalLong if the specified string is blank or a invalid long string.
static u.Optional<Number>	createNumber(String str)	Returns an empty Optional<Number> if the specified string is blank or a invalid number string.
static u.Optional<String>	substring(String str, char delimiterOfInclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, char delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, int inclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, char delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, String delimiterOfInclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, String delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substring(String str, IntUnaryOperator funcOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfter(String str, char delimiterOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfter(String str, String delimiterOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfter(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfterAny(String str, char... delimitersOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfterAny(String str, String... delimitersOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfterLast(String str, char delimiterOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfterLast(String str, String delimiterOfExclusiveBeginIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringAfterLast(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static String	substringAfterLastOrElse(String str, String delimiterOfExclusiveBeginIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringAfterLastOrElseItself(String str, char delimiterOfExclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringAfterLastOrElseItself(String str, String delimiterOfExclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringAfterLastOrElseItself(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringAfterOrElse(String str, String delimiterOfExclusiveBeginIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringAfterOrElseItself(String str, char delimiterOfExclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringAfterOrElseItself(String str, String delimiterOfExclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringAfterOrElseItself(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static u.Optional<String>	substringBefore(String str, char delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBefore(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBefore(String str, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBeforeAny(String str, char... delimitersOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBeforeAny(String str, String... delimitersOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBeforeLast(String str, char delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBeforeLast(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBeforeLast(String str, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static String	substringBeforeLastOrElse(String str, String delimiterOfExclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringBeforeLastOrElseItself(String str, char delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringBeforeLastOrElseItself(String str, int exclusiveEndIndex, String delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringBeforeLastOrElseItself(String str, String delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringBeforeOrElse(String str, String delimiterOfExclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringBeforeOrElseItself(String str, char delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringBeforeOrElseItself(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringBeforeOrElseItself(String str, String delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static u.Optional<String>	substringBetween(String str, char delimiterOfExclusiveBeginIndex, char delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, char delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, char delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, int fromIndex, String delimiterOfExclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, String tag)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, String delimiterOfExclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static u.Optional<String>	substringBetween(String str, IntUnaryOperator funcOfExclusiveBeginIndex, int exclusiveEndIndex)	Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>
static String	substringOrElse(String str, char delimiterOfInclusiveBeginIndex, int exclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, char delimiterOfInclusiveBeginIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, int inclusiveBeginIndex, char delimiterOfExclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, int inclusiveBeginIndex, int exclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, int inclusiveBeginIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, int inclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, String delimiterOfInclusiveBeginIndex, int exclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, String delimiterOfInclusiveBeginIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElse(String str, IntUnaryOperator funcOfInclusiveBeginIndex, int exclusiveEndIndex, String defaultStr)	Returns the substring if it exists, otherwise returns defaultStr.
static String	substringOrElseItself(String str, char delimiterOfInclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, char delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, int inclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, int inclusiveBeginIndex, char delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, int inclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, int inclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, String delimiterOfInclusiveBeginIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, String delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.
static String	substringOrElseItself(String str, IntUnaryOperator funcOfInclusiveBeginIndex, int exclusiveEndIndex)	Returns the substring if it exists, otherwise returns str itself.

Methods inherited from class java.lang.Object

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

Method Details

substring

public static u.Optional<String> substring(String str,
 int inclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, int)

substring

public static u.Optional<String> substring(String str,
 char delimiterOfInclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfInclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, char)

substring

public static u.Optional<String> substring(String str,
 String delimiterOfInclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfInclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, String)

substring

public static u.Optional<String> substring(String str,
 int inclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, int)

substring

public static u.Optional<String> substring(String str,
 int inclusiveBeginIndex,
 char delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, char)

substring

public static u.Optional<String> substring(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, String)

substring

public static u.Optional<String> substring(String str,
 int inclusiveBeginIndex,
 IntUnaryOperator funcOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

funcOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, IntUnaryOperator)

substring

public static u.Optional<String> substring(String str,
 char delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, char, int)

substring

public static u.Optional<String> substring(String str,
 String delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, String, int)

substring

public static u.Optional<String> substring(String str,
 IntUnaryOperator funcOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

funcOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, IntUnaryOperator, int)

substringOrElse

@Beta
public static String substringOrElse(String str,
 int inclusiveBeginIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

inclusiveBeginIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, int)

substringOrElse

@Beta
public static String substringOrElse(String str,
 char delimiterOfInclusiveBeginIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, char)

substringOrElse

@Beta
public static String substringOrElse(String str,
 String delimiterOfInclusiveBeginIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, String)

substringOrElse

@Beta
public static String substringOrElse(String str,
 int inclusiveBeginIndex,
 int exclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

inclusiveBeginIndex -

exclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, int, int)

substringOrElse

@Beta
public static String substringOrElse(String str,
 int inclusiveBeginIndex,
 char delimiterOfExclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, int, char)

substringOrElse

@Beta
public static String substringOrElse(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, int, String)

substringOrElse

@Beta
public static String substringOrElse(String str,
 int inclusiveBeginIndex,
 IntUnaryOperator funcOfExclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

inclusiveBeginIndex -

funcOfExclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, int, IntUnaryOperator)

substringOrElse

@Beta
public static String substringOrElse(String str,
 char delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, char, int)

substringOrElse

@Beta
public static String substringOrElse(String str,
 String delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, String, int)

substringOrElse

@Beta
public static String substringOrElse(String str,
 IntUnaryOperator funcOfInclusiveBeginIndex,
 int exclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

funcOfInclusiveBeginIndex -

exclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substring(String, IntUnaryOperator, int)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 int inclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, int)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 char delimiterOfInclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, char)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 String delimiterOfInclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, String)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 int inclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, int)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 int inclusiveBeginIndex,
 char delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, char)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, String)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 int inclusiveBeginIndex,
 IntUnaryOperator funcOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

funcOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, IntUnaryOperator)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 char delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, char, int)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 String delimiterOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, String, int)

substringOrElseItself

@Beta
public static String substringOrElseItself(String str,
 IntUnaryOperator funcOfInclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

funcOfInclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, IntUnaryOperator, int)

substringAfter

@Beta
public static u.Optional<String> substringAfter(String str,
 char delimiterOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfter(String, char)

substringAfter

@Beta
public static u.Optional<String> substringAfter(String str,
 String delimiterOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfter(String, String)

substringAfter

@Beta
public static u.Optional<String> substringAfter(String str,
 String delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringAfter(String, String, int)

substringAfterLast

@Beta
public static u.Optional<String> substringAfterLast(String str,
 char delimiterOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringAfterLast

@Beta
public static u.Optional<String> substringAfterLast(String str,
 String delimiterOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringAfterLast

@Beta
public static u.Optional<String> substringAfterLast(String str,
 String delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String, int)

substringAfterAny

@Beta
public static u.Optional<String> substringAfterAny(String str,
 char... delimitersOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimitersOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterAny(String, char...)

substringAfterAny

@Beta
public static u.Optional<String> substringAfterAny(String str,
 String... delimitersOfExclusiveBeginIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimitersOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterAny(String, String...)

substringBefore

@Beta
public static u.Optional<String> substringBefore(String str,
 char delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBefore

@Beta
public static u.Optional<String> substringBefore(String str,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBefore

@Beta
public static u.Optional<String> substringBefore(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, int, String)

substringBeforeLast

@Beta
public static u.Optional<String> substringBeforeLast(String str,
 char delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBeforeLast

@Beta
public static u.Optional<String> substringBeforeLast(String str,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBeforeLast

@Beta
public static u.Optional<String> substringBeforeLast(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, int, String)

substringBeforeAny

@Beta
public static u.Optional<String> substringBeforeAny(String str,
 char... delimitersOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimitersOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeAny(String, char...)

substringBeforeAny

@Beta
public static u.Optional<String> substringBeforeAny(String str,
 String... delimitersOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimitersOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeAny(String, String...)

substringAfterOrElse

@Beta
public static String substringAfterOrElse(String str,
 String delimiterOfExclusiveBeginIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

defaultStr -

Returns:

See Also:

• Strings.substringAfter(String, String)

substringAfterLastOrElse

@Beta
public static String substringAfterLastOrElse(String str,
 String delimiterOfExclusiveBeginIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

defaultStr -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringBeforeOrElse

@Beta
public static String substringBeforeOrElse(String str,
 String delimiterOfExclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfExclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBeforeLastOrElse

@Beta
public static String substringBeforeLastOrElse(String str,
 String delimiterOfExclusiveEndIndex,
 String defaultStr)

Returns the substring if it exists, otherwise returns defaultStr.

Parameters:

str -

delimiterOfExclusiveEndIndex -

defaultStr -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringAfterOrElseItself

@Beta
public static String substringAfterOrElseItself(String str,
 char delimiterOfExclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfter(String, char)

substringAfterOrElseItself

@Beta
public static String substringAfterOrElseItself(String str,
 String delimiterOfExclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfter(String, String)

substringAfterOrElseItself

@Beta
public static String substringAfterOrElseItself(String str,
 String delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringAfter(String, String)

substringAfterLastOrElseItself

@Beta
public static String substringAfterLastOrElseItself(String str,
 char delimiterOfExclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringAfterLastOrElseItself

@Beta
public static String substringAfterLastOrElseItself(String str,
 String delimiterOfExclusiveBeginIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringAfterLastOrElseItself

@Beta
public static String substringAfterLastOrElseItself(String str,
 String delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringBeforeOrElseItself

@Beta
public static String substringBeforeOrElseItself(String str,
 char delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBeforeOrElseItself

@Beta
public static String substringBeforeOrElseItself(String str,
 String delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBeforeOrElseItself

@Beta
public static String substringBeforeOrElseItself(String str,
 int inclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBeforeLastOrElseItself

@Beta
public static String substringBeforeLastOrElseItself(String str,
 char delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBeforeLastOrElseItself

@Beta
public static String substringBeforeLastOrElseItself(String str,
 String delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBeforeLastOrElseItself

@Beta
public static String substringBeforeLastOrElseItself(String str,
 int exclusiveEndIndex,
 String delimiterOfExclusiveEndIndex)

Returns the substring if it exists, otherwise returns str itself.

Parameters:

str -

exclusiveEndIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBetween

public static u.Optional<String> substringBetween(String str,
 int exclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

exclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, int, int)

substringBetween

public static u.Optional<String> substringBetween(String str,
 int exclusiveBeginIndex,
 char delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

exclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, int, char)

substringBetween

public static u.Optional<String> substringBetween(String str,
 int exclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

exclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, int, String)

substringBetween

public static u.Optional<String> substringBetween(String str,
 int exclusiveBeginIndex,
 IntUnaryOperator funcOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

exclusiveBeginIndex -

funcOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, int, IntUnaryOperator)

substringBetween

public static u.Optional<String> substringBetween(String str,
 char delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, char, int)

substringBetween

public static u.Optional<String> substringBetween(String str,
 String delimiterOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, String, int)

substringBetween

public static u.Optional<String> substringBetween(String str,
 IntUnaryOperator funcOfExclusiveBeginIndex,
 int exclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

funcOfExclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, IntUnaryOperator, int)

substringBetween

public static u.Optional<String> substringBetween(String str,
 char delimiterOfExclusiveBeginIndex,
 char delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, char, char)

substringBetween

public static u.Optional<String> substringBetween(String str,
 String tag)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

tag -

Returns:

See Also:

• substringBetween(String, String, String)
• substringBetween(String, int, int)

substringBetween

public static u.Optional<String> substringBetween(String str,
 String delimiterOfExclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, String, String)

substringBetween

public static u.Optional<String> substringBetween(String str,
 int fromIndex,
 String delimiterOfExclusiveBeginIndex,
 String delimiterOfExclusiveEndIndex)

Returns Optional<String> with value of the substring if it exists, otherwise returns an empty Optional<String>

Parameters:

str -

fromIndex -

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• substringBetween(String, int, int)

createInteger

@Beta
public static u.OptionalInt createInteger(String str)

Returns an empty OptionalInt if the specified string is blank or a invalid integer string. Otherwise returns OptionalInt with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createInteger(String)

createLong

@Beta
public static u.OptionalLong createLong(String str)

Returns an empty OptionalLong if the specified string is blank or a invalid long string. Otherwise returns OptionalLong with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createLong(String)

createFloat

@Beta
public static u.OptionalFloat createFloat(String str)

Returns an empty OptionalFloat if the specified string is blank or a invalid float string. Otherwise returns OptionalFloat with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createFloat(String)

createDouble

@Beta
public static u.OptionalDouble createDouble(String str)

Returns an empty OptionalDouble if the specified string is blank or a invalid double string. Otherwise returns OptionalDouble with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createDouble(String)

createBigInteger

@Beta
public static u.Optional<BigInteger> createBigInteger(String str)

Returns an empty Optional<BigInteger> if the specified string is blank or a invalid BigInteger string. Otherwise returns Optional<BigInteger> with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createBigInteger(String)

createBigDecimal

@Beta
public static u.Optional<BigDecimal> createBigDecimal(String str)

Returns an empty Optional<BigDecimal> if the specified string is blank or a invalid BigDecimal string. Otherwise returns Optional<BigDecimal> with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createBigDecimal(String)

createNumber

@Beta
public static u.Optional<Number> createNumber(String str)

Returns an empty Optional<Number> if the specified string is blank or a invalid number string. Otherwise returns Optional<Number> with value converted from the specified String.

Parameters:

str -

Returns:

See Also:

• Numbers.createNumber(String)