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## 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 `CharSet`s.
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 `String`s.
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 `String`s 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.

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