java.lang does not contain a class called StringUtils. Several third-party libs do, such as Apache Commons Lang or the Spring framework. Make sure you have the relevant jar in your project classpath and import the correct class.
GeeksforGeeks
geeksforgeeks.org › java › string-handling-with-apache-commons-stringutils-class-in-java
String Handling with Apache Commons' StringUtils Class in Java - GeeksforGeeks
April 28, 2025 - StringUtils is a utility class that provides a wide range of String manipulation methods that are not available in the standard Java String class.
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java.lang does not contain a class called StringUtils. Several third-party libs do, such as Apache Commons Lang or the Spring framework. Make sure you have the relevant jar in your project classpath and import the correct class.
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StringUtils is an Apache Commons project. You need to download and add the library to your classpath.
To use:
import org.apache.commons.lang3.StringUtils;
Videos
Apache Commons
commons.apache.org › proper › commons-lang › jacoco › org.apache.commons.lang3 › StringUtils.java.html
StringUtils.java
ring if not present</li> * <li><strong>LeftPad/RightPad/Center/Repeat</strong> * - pads a String</li> * <li><strong>UpperCase/LowerCase/SwapCase/Capitalize/Uncapitalize</strong> * - changes the case of a String</li> * <li><strong>CountMatches</strong> * - counts the number of occurrences of one String in another</li> * <li><strong>IsAlpha/IsNumeric/IsWhitespace/IsAsciiPrintable</strong> * - checks the characters in a String</li> * <li><strong>DefaultString</strong> * - protects against a null input String</li> * <li><strong>Rotate</strong> * - rotate (circular shift) a String</li> * <li><stron
Educative
educative.io › answers › what-is-stringutilsright-in-java
What is StringUtils.right() in Java?
the methods in Java that can be called without creating an object of the class. method of the StringUtils class that is used to get the rightmost characters of a string.
Oracle
docs.oracle.com › cd › E55783_02 › Platform.11-2 › apidoc › atg › core › util › StringUtils.html
StringUtils (ATG Java API)
Package · Class · Tree · Deprecated · Index · Help · Prev Class · Next Class · Frames · No Frames · All Classes · Summary: Nested | Field | Constr | Method · Detail: Field | Constr | Method · atg.core.util · java.lang.Object · atg.core.util.StringUtils ·
Codehaus-plexus
codehaus-plexus.github.io › plexus-utils › apidocs › org › codehaus › plexus › util › StringUtils.html
StringUtils (Plexus Common Utilities 4.0.2 API)
Package org.codehaus.plexus.util · java.lang.Object · org.codehaus.plexus.util.StringUtils · public class StringUtils extends Object · Common String manipulation routines. Originally from Turbine and the GenerationJavaCore library. Since: 1.0 · Author: Jon S.
Medium
medium.com › @nagarjun_nagesh › java-apache-commons-stringutils-33c6d779dabe
[Java] Apache Commons StringUtils | by Nagarjun (Arjun) Nagesh | Medium
July 10, 2024 - Apache Commons Lang is a popular library that provides a host of helper utilities for the Java standard library. The StringUtils class is particularly useful for string manipulation, offering methods for handling null inputs, whitespace, ...
Apache Commons
commons.apache.org › proper › commons-lang › javadocs › api-2.6 › org › apache › commons › lang › StringUtils.html
StringUtils (Commons Lang 2.6 API)
The StringUtils class defines certain words related to String handling.
Apache Commons
commons.apache.org › proper › commons-lang › apidocs › org › apache › commons › lang3 › package-summary.html
Package org.apache.commons.lang3
Lang has a series of String utilities. The first is StringUtils, oodles and oodles of functions which tweak, transform, squeeze and cuddle java.lang.Strings. In addition to StringUtils, there are a series of other String manipulating classes; RandomStringUtils and StringEscapeUtils.
Go Packages
pkg.go.dev › github.com › agrison › go-commons-lang › stringUtils
stringUtils package - github.com/agrison/go-commons-lang/stringUtils - Go Packages
Package stringUtils provides various string utilities.
AWS
sdk.amazonaws.com › java › api › latest › software › amazon › awssdk › utils › StringUtils.html
StringUtils (AWS SDK for Java - 2.42.8)
The StringUtils class defines certain words related to String handling.
Groovy
docs.groovy-lang.org › latest › html › gapi › org › apache › groovy › parser › antlr4 › util › StringUtils.html
StringUtils (Groovy 5.0.4)
Package: org.apache.groovy.parser.antlr4.util · org.apache.groovy.parser.antlr4.util.StringUtils · public class StringUtils extends Object · Utilities for handling strings · Copied from Apache commons-lang3-3.6 · Checks if a CharSequence is empty ("") or null.
Apache Commons
commons.apache.org › proper › commons-lang › apidocs › src-html › org › apache › commons › lang3 › StringUtils.html
StringUtils.isBlank - Source code - Apache Software Foundation
ads a String</li> 077 * <li><strong>UpperCase/LowerCase/SwapCase/Capitalize/Uncapitalize</strong> 078 * - changes the case of a String</li> 079 * <li><strong>CountMatches</strong> 080 * - counts the number of occurrences of one String in another</li> 081 * <li><strong>IsAlpha/IsNumeric/IsWhitespace/IsAsciiPrintable</strong> 082 * - checks the characters in a String</li> 083 * <li><strong>DefaultString</strong> 084 * - protects against a null input String</li> 085 * <li><strong>Rotate</strong> 086 * - rotate (circular shift) a String</li> 087 * <li><strong>Reverse/ReverseDelimited</strong> 088
PyPI
pypi.org › project › stringutils
stringutils · PyPI
All functions are available directly off the stringutils package.
» pip install stringutils
Groovy
docs.groovy-lang.org › next › html › gapi › org › apache › groovy › parser › antlr4 › util › StringUtils.html
StringUtils (Groovy 5.0.0-SNAPSHOT)
Package: org.apache.groovy.parser.antlr4.util · org.apache.groovy.parser.antlr4.util.StringUtils · public class StringUtils extends Object · Utilities for handling strings · Copied from Apache commons-lang3-3.6 · Checks if a CharSequence is empty ("") or null.
Apache Commons
commons.apache.org › proper › commons-lang › apidocs › org › apache › commons › lang3 › StringUtils.html
StringUtils (Apache Commons Lang 3.20.0 API)
The StringUtils class defines certain words related to String handling.
Medium
medium.com › @vino7tech › useful-stringutils-methods-in-java-833dc5236f0a
Useful StringUtils Methods in Java | by Vinotech | Medium
September 29, 2024 - Apache Commons Lang (org.apache.commons.lang3.StringUtils): A widely used library that offers a robust set of methods for string manipulation.
Baeldung
baeldung.com › home › java › java string › string processing with apache commons lang 3
String Processing with Apache Commons Lang 3 | Baeldung
January 8, 2024 - The StringUtils class provides methods for null-safe operations on strings.
GitHub
github.com › apache › commons-lang › blob › master › src › main › java › org › apache › commons › lang3 › StringUtils.java
commons-lang/src/main/java/org/apache/commons/lang3/StringUtils.java at master · apache/commons-lang
* StringUtils.abbreviate("abcdefghij", "abra", 0, 4) = Throws {@link IllegalArgumentException}.
Author apache
Spring
docs.spring.io › spring-framework › docs › current › javadoc-api › org › springframework › util › StringUtils.html
StringUtils (Spring Framework 7.0.5 API)
StringUtils() All MethodsStatic MethodsConcrete MethodsDeprecated Methods · Modifier and Type · Method · Description · static String[] addStringToArray · (String @Nullable [] array, String str) Append the given String to the given String array, returning a new array consisting of the input array contents plus the given String.