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 String[]	copyThenStrip(String[] strs)
static String[]	copyThenTrim(String[] strs)
static u.Optional<String>	substring(String str, char delimiterOfInclusiveBeginIndex)	Returns an empty Optional if N.isNullOrEmpty(str) || str.indexOf(delimiterOfInclusiveBeginIndex) < 0, otherwise an Optional with String value: str.substring(str.indexOf(delimiterOfInclusiveBeginIndex)) is returned.
static u.Optional<String>	substring(String str, char delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)
static u.Optional<String>	substring(String str, int inclusiveBeginIndex)	Returns an empty Optional if inclusiveBeginIndex < 0, otherwise an Optional with String value: str.substring(inclusiveBeginIndex) is returned.
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, char delimiterOfExclusiveEndIndex)
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, int exclusiveEndIndex)	Returns an empty Optional if inclusiveBeginIndex < 0 || exclusiveEndIndex < 0 || inclusiveBeginIndex > exclusiveEndIndex, otherwise an Optional with String value: str.substring(exclusiveBeginIndex, exclusiveEndIndex) is returned.
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, String delimiterOfExclusiveEndIndex)
static u.Optional<String>	substring(String str, int inclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex)
static u.Optional<String>	substring(String str, String delimiterOfInclusiveBeginIndex)	Returns an empty Optional if N.isNullOrEmpty(str) || str.indexOf(delimiterOfInclusiveBeginIndex) < 0, otherwise an Optional with String value: str.substring(str.indexOf(delimiterOfInclusiveBeginIndex)) is returned.
static u.Optional<String>	substring(String str, String delimiterOfInclusiveBeginIndex, int exclusiveEndIndex)
static u.Optional<String>	substring(String str, IntUnaryOperator funcOfInclusiveBeginIndex, int exclusiveEndIndex)
static u.Optional<String>	substringAfter(String str, String delimiterOfExclusiveBeginIndex)	Returns the substring after first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.
static u.Optional<String>	substringAfterLast(String str, String delimiterOfExclusiveBeginIndex)	Returns the substring after last delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.
static u.Optional<String>	substringBefore(String str, String delimiterOfExclusiveEndIndex)	Returns the substring before first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.
static u.Optional<String>	substringBeforeLast(String str, String delimiterOfExclusiveEndIndex)	Returns the substring last first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.
static u.Optional<String>	substringBetween(String str, char delimiterOfExclusiveBeginIndex, char delimiterOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, char delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, char delimiterOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, int exclusiveEndIndex)	Returns an empty Optional if exclusiveBeginIndex < 0 || exclusiveEndIndex < 0 || exclusiveBeginIndex >= exclusiveEndIndex, otherwise an Optional with String value: str.substring(exclusiveBeginIndex + 1, exclusiveEndIndex) is returned.
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, String delimiterOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, int fromIndex, String delimiterOfExclusiveBeginIndex, String delimiterOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, int exclusiveBeginIndex, IntUnaryOperator funcOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, String tag)
static u.Optional<String>	substringBetween(String str, String delimiterOfExclusiveBeginIndex, int exclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, String delimiterOfExclusiveBeginIndex, String delimiterOfExclusiveEndIndex)
static u.Optional<String>	substringBetween(String str, IntUnaryOperator funcOfExclusiveBeginIndex, int exclusiveEndIndex)

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,
 int exclusiveEndIndex)

Returns an empty Optional if inclusiveBeginIndex < 0 || exclusiveEndIndex < 0 || inclusiveBeginIndex > exclusiveEndIndex, otherwise an Optional with String value: str.substring(exclusiveBeginIndex, exclusiveEndIndex) is returned.

Parameters:

str -

inclusiveBeginIndex -

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, int, int)

substring

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

Returns an empty Optional if inclusiveBeginIndex < 0, otherwise an Optional with String value: str.substring(inclusiveBeginIndex) is returned.

Parameters:

str -

inclusiveBeginIndex -

Returns:

See Also:

• Strings.substring(String, int)

substring

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

Returns an empty Optional if N.isNullOrEmpty(str) || str.indexOf(delimiterOfInclusiveBeginIndex) < 0, otherwise an Optional with String value: str.substring(str.indexOf(delimiterOfInclusiveBeginIndex)) is returned.

Parameters:

str -

delimiterOfInclusiveBeginIndex - inclusiveBeginIndex <- str.indexOf(delimiterOfInclusiveBeginIndex)

Returns:

See Also:

• Strings.substring(String, char)

substring

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

Returns an empty Optional if N.isNullOrEmpty(str) || str.indexOf(delimiterOfInclusiveBeginIndex) < 0, otherwise an Optional with String value: str.substring(str.indexOf(delimiterOfInclusiveBeginIndex)) is returned.

Parameters:

str -

delimiterOfInclusiveBeginIndex - inclusiveBeginIndex <- str.indexOf(delimiterOfInclusiveBeginIndex)

Returns:

See Also:

• Strings.substring(String, String)

substring

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

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex - exclusiveEndIndex <- str.indexOf(delimiterOfExclusiveEndIndex, inclusiveBeginIndex + 1) if inclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substring(String, int, char)

substring

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

Parameters:

str -

inclusiveBeginIndex -

delimiterOfExclusiveEndIndex - exclusiveEndIndex <- str.indexOf(delimiterOfExclusiveEndIndex, inclusiveBeginIndex + 1) if inclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substring(String, int, String)

substring

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

Parameters:

str -

inclusiveBeginIndex -

funcOfExclusiveEndIndex - exclusiveEndIndex <- funcOfExclusiveEndIndex.applyAsInt(inclusiveBeginIndex) if inclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substring(String, int, IntUnaryOperator)

substring

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

Parameters:

str -

delimiterOfInclusiveBeginIndex - inclusiveBeginIndex <- str.lastIndexOf(delimiterOfInclusiveBeginIndex, exclusiveEndIndex - 1) if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, char, int)

substring

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

Parameters:

str -

delimiterOfInclusiveBeginIndex - inclusiveBeginIndex <- str.lastIndexOf(delimiterOfInclusiveBeginIndex, exclusiveEndIndex - 1) if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, String, int)

substring

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

Parameters:

str -

funcOfInclusiveBeginIndex - inclusiveBeginIndex <- funcOfInclusiveBeginIndex.applyAsInt(exclusiveEndIndex)) if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substring(String, IntUnaryOperator, int)

substringAfter

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

Returns the substring after first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfter(String, String)

substringAfterLast

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

Returns the substring after last delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.

Parameters:

str -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringAfterLast(String, String)

substringBefore

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

Returns the substring before first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBefore(String, String)

substringBeforeLast

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

Returns the substring last first delimiterOfExclusiveBeginIndex if it exists, otherwise return null String.

Parameters:

str -

delimiterOfExclusiveEndIndex -

Returns:

See Also:

• Strings.substringBeforeLast(String, String)

substringBetween

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

Returns an empty Optional if exclusiveBeginIndex < 0 || exclusiveEndIndex < 0 || exclusiveBeginIndex >= exclusiveEndIndex, otherwise an Optional with String value: str.substring(exclusiveBeginIndex + 1, exclusiveEndIndex) is returned.

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)

Parameters:

str -

exclusiveBeginIndex -

delimiterOfExclusiveEndIndex - exclusiveEndIndex <- str.indexOf(delimiterOfExclusiveEndIndex, beginIndex + 1) if exclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substringBetween(String, int, char)

substringBetween

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

Parameters:

str -

exclusiveBeginIndex -

delimiterOfExclusiveEndIndex - exclusiveEndIndex <- str.indexOf(delimiterOfExclusiveEndIndex, beginIndex + 1) if exclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substringBetween(String, int, String)

substringBetween

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

Parameters:

str -

exclusiveBeginIndex -

funcOfExclusiveEndIndex - exclusiveEndIndex <- funcOfExclusiveEndIndex.applyAsInt(inclusiveBeginIndex) if inclusiveBeginIndex >= 0

Returns:

See Also:

• Strings.substringBetween(String, int, IntUnaryOperator)

substringBetween

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

Parameters:

str -

delimiterOfExclusiveBeginIndex - exclusiveBeginIndex <- str.lastIndexOf(delimiterOfExclusiveBeginIndex, exclusiveEndIndex - 1) if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, char, int)

substringBetween

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

Parameters:

str -

delimiterOfExclusiveBeginIndex - exclusiveBeginIndex <- str.lastIndexOf(delimiterOfExclusiveBeginIndex, exclusiveEndIndex - 1) + delimiterOfExclusiveBeginIndex.length() - 1 if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, String, int)

substringBetween

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

Parameters:

str -

funcOfExclusiveBeginIndex - exclusiveBeginIndex <- funcOfExclusiveBeginIndex.applyAsInt(exclusiveEndIndex)) if exclusiveEndIndex > 0

exclusiveEndIndex -

Returns:

See Also:

• Strings.substringBetween(String, IntUnaryOperator, int)

substringBetween

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

Parameters:

str -

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringBetween(String, char, char)

substringBetween

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

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)

Parameters:

str -

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• Strings.substringBetween(String, String, String)

substringBetween

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

Parameters:

str -

fromIndex - start index for delimiterOfExclusive. str.indexOf(delimiterOfExclusiveBeginIndex, fromIndex)

delimiterOfExclusiveBeginIndex -

delimiterOfExclusiveBeginIndex -

Returns:

See Also:

• substringBetween(String, int, int)

copyThenTrim

@Beta
public static String[] copyThenTrim(String[] strs)

Parameters:

strs -

Returns:

See Also:

• N.copyThenApply(Object[], com.landawn.abacus.util.Throwables.Function)
• Fn.trim()
• Fn.trimToEmpty()
• Fn.trimToNull()

copyThenStrip

@Beta
public static String[] copyThenStrip(String[] strs)

Parameters:

strs -

Returns:

See Also:

• N.copyThenApply(Object[], com.landawn.abacus.util.Throwables.Function)
• Fn.strip()
• Fn.stripToEmpty()
• Fn.stripToNull()