Package com.axelor.common

Class StringUtils

java.lang.Object

com.axelor.common.StringUtils

public final class StringUtils
extends Object

This class provides static helper methods for CharSequence.

Constructor Summary

Constructors

Constructor	Description
StringUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	isAscii(char c)	Returns true if the character is in the ASCII charset.
static boolean	isAscii(CharSequence text)	Returns true if the text is in the ASCII charset.
static boolean	isBlank(CharSequence value)	Check whether the given string value is blank.
static boolean	isEmpty(CharSequence value)	Check whether the given string value is empty.
static String	normalizeLanguageTag(String languageTag)	Normalizes a language tag to a valid IETF BCP 47 language tag.
static boolean	notBlank(CharSequence value)	Check whether the given string value is not blank.
static boolean	notEmpty(CharSequence value)	Check whether the given string value is not empty.
static String[]	splitToArray(String text, String delimiter)	Split the given text into an array using the given delimiter.
static String[]	splitToArray(String text, String delimiter, boolean trimResult, boolean ignoreEmpty)	Split the given text into an array using the given delimiter.
static String	stripAccent(CharSequence value)	Remove diacritics (accents) from a CharSequence.
static String	stripIndent(CharSequence text)	Strip the leading indentation from the given text.
static String	stripMargin(CharSequence text)	Strip leading whitespace/control characters followed by '|' from every line in the given text.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringUtils

public StringUtils()

Method Detail

isEmpty

public static boolean isEmpty(CharSequence value)

Check whether the given string value is empty. The value is empty if null or length is 0.

Parameters:

value - the string value to test

Returns:

true if empty false otherwise

notEmpty

public static boolean notEmpty(CharSequence value)

Check whether the given string value is not empty. The value is empty if null or length is 0.

Parameters:

value - the string value to test

Returns:

true if not empty false otherwise

isBlank

public static boolean isBlank(CharSequence value)

Check whether the given string value is blank. The value is blank if null or contains white spaces only.

Parameters:

value - the string value to test

Returns:

true if empty false otherwise

notBlank

public static boolean notBlank(CharSequence value)

Check whether the given string value is not blank. The value is blank if null or contains white spaces only.

Parameters:

value - the string value to test

Returns:

true if not empty false otherwise

stripAccent

public static String stripAccent(CharSequence value)

Remove diacritics (accents) from a CharSequence.

Parameters:

value - the string to be stripped

Returns:

text with diacritics removed

stripIndent

public static String stripIndent(CharSequence text)

Strip the leading indentation from the given text.

The line with the least number of leading spaces determines the number to remove. Lines only containing whitespace are ignored when calculating the number of leading spaces to strip.

Parameters:

text - the text to strip indent from

Returns:

stripped text

stripMargin

public static String stripMargin(CharSequence text)

Strip leading whitespace/control characters followed by '|' from every line in the given text.

Parameters:

text - the text to strip the margin from

Returns:

the stripped String

isAscii

public static boolean isAscii(CharSequence text)

Returns true if the text is in the ASCII charset.

Parameters:

text - the text to check

Returns:

true if the text is in the ASCII charset; false otherwise

isAscii

public static boolean isAscii(char c)

Returns true if the character is in the ASCII charset.

Parameters:

c - the character to check

Returns:

true if the character is in the ASCII charset; false otherwise

splitToArray

public static String[] splitToArray(String text,
                                    String delimiter)

Split the given text into an array using the given delimiter.

The result parts are trimmed and empty part omitted.

Parameters:

text - the text to slip

delimiter - the delimiter

Returns:

array of string

splitToArray

public static String[] splitToArray(String text,
                                    String delimiter,
                                    boolean trimResult,
                                    boolean ignoreEmpty)

Split the given text into an array using the given delimiter.

Parameters:

text - the text to slip

delimiter - the delimiter

trimResult - whether to trim the result parts

ignoreEmpty - whether to omit empty part

Returns:

array of string

normalizeLanguageTag

public static String normalizeLanguageTag(String languageTag)

Normalizes a language tag to a valid IETF BCP 47 language tag. For example: fr_fr" will be normalized to "fr-FR".

Parameters:

languageTag - the language tag to normalize

Returns:

the normalized language tag