Package org.apache.commons.lang3

Provides highly reusable static utility methods, chiefly concerned with adding value to the java.lang classes.

See:
Description

Class Summary

ArrayUtils	Operations on arrays, primitive arrays (like int[]) and primitive wrapper arrays (like Integer[]).
BitField	Operations on bit-mapped fields.
BooleanUtils	Operations on boolean primitives and Boolean objects.
CharEncoding	Character encoding names required of every implementation of the Java platform.
CharRange	A contiguous range of characters, optionally negated.
CharSequenceUtils	Null-safe CharSequence utility methods.
CharSet	A set of characters.
CharSetUtils	Operations on CharSets.
CharUtils	Operations on char primitives and Character objects.
ClassUtils	Operates on classes without using reflection.
EnumUtils	Utility library to provide helper methods for Java enums.
LocaleUtils	Operations to assist when working with a Locale.
ObjectUtils	Operations on Object.
ObjectUtils.Null	Class used as a null placeholder where null has another meaning.
Pair<L,R>	A basic immutable Object pair.
RandomStringUtils	Operations for random Strings.
Range<T>	Range represents an immutable range of numbers of the same type.
SerializationUtils	Assists with the serialization process and performs additional functionality based on serialization.
StringEscapeUtils	Escapes and unescapes Strings for Java, Java Script, HTML and XML.
StringUtils	Operations on String that are null safe.
SystemUtils	Helpers for java.lang.System.
Validate	This class assists in validating arguments.

Exception Summary

SerializationException

Exception thrown when the Serialization process fails.

Package org.apache.commons.lang3 Description

Provides highly reusable static utility methods, chiefly concerned with adding value to the java.lang classes.

Since:

1.0

Most of these classes are immutable and thus thread-safe. However Charset is not currently guaranteed thread-safe under all circumstances.