# Apache Commons Lang 3.11 API

Packages
org.apache.commons.lang3: Provides highly reusable static utility methods, chiefly concerned with adding value to the `java.lang` classes.
org.apache.commons.lang3.arch: Provides classes to work with the values of the os.arch system property.
org.apache.commons.lang3.builder: Assists in creating consistent `equals(Object)`, `toString()`, `hashCode()`, and `compareTo(Object)` methods.
org.apache.commons.lang3.compare: Provides classes to work with the `Comparable` and `Comparator` interfaces.
org.apache.commons.lang3.concurrent: Provides support classes for multi-threaded programming.
org.apache.commons.lang3.concurrent.locks: Provides support classes for multi-threaded programming.
org.apache.commons.lang3.event: Provides some useful event-based utilities.
org.apache.commons.lang3.exception: Provides functionality for Exceptions.
org.apache.commons.lang3.function: Provides functional interfaces to complement those in `java.lang.function` and utilities for working with Java 8 lambdas.
org.apache.commons.lang3.math: Extends `java.math` for business mathematical classes.
org.apache.commons.lang3.mutable: Provides typed mutable wrappers to primitive values and Object.
org.apache.commons.lang3.reflect: Accumulates common high-level uses of the `java.lang.reflect` APIs.
org.apache.commons.lang3.stream: Provides utility classes to complement those in `java.util.stream`.
org.apache.commons.lang3.text: Provides classes for handling and manipulating text, partly as an extension to `java.text`.
org.apache.commons.lang3.text.translate: An API for creating text translation routines from a set of smaller building blocks.
org.apache.commons.lang3.time: Provides classes and methods to work with dates and durations.
org.apache.commons.lang3.tuple: Tuple classes, starting with a Pair class in version 3.0.