Apache Commons Lang

Extra Java utilities for String, object, and concurrency handling.

Highlights:
Java core utility extensions
String, Date, Array, etc. utils
Immutable objects & builders
Fast and reliable
Thread-safe library modules

More Details

About this Item

What is Apache Commons Lang?

Apache Commons Lang is a widely used open-source Java library that provides a comprehensive set of utility classes and helper methods designed to extend the core functionality of the Java programming language. Developed as part of the Apache Commons project, Commons Lang addresses many of the common tasks and challenges that Java developers encounter when working with the standard Java API. By offering a rich collection of reusable components, Apache Commons Lang helps developers write cleaner, more efficient, and more maintainable code.

Key Features

  • String Manipulation:One of the standout features of Apache Commons Lang is its extensive support for string operations. The library includes powerful utilities for string comparison, searching, splitting, joining, escaping, and formatting. Classes like StringUtils and WordUtils make it easy to handle complex string processing tasks that would otherwise require verbose or repetitive code.
  • Number Utilities:Apache Commons Lang simplifies working with numbers in Java. It provides utilities for parsing, formatting, and converting numbers, as well as handling ranges and performing arithmetic operations. The NumberUtils class, for example, offers methods to safely convert strings to numbers, compare numeric values, and check for numeric types, reducing the risk of errors and exceptions.
  • Builders:The library includes builder classes that streamline the creation of common Java objects such as toString(), hashCode(), and equals() methods. With classes like ToStringBuilder, HashCodeBuilder, and EqualsBuilder, developers can implement these methods quickly and consistently, improving code readability and maintainability.
  • System Utilities:Apache Commons Lang also provides utilities for working with system properties, environment variables, and Java reflection. These tools help developers interact with the underlying system and runtime environment more effectively.

Use Cases

  • Java Development:Apache Commons Lang is an essential toolkit for Java developers of all experience levels. It accelerates development by providing ready-made solutions for everyday programming challenges, allowing developers to focus on business logic rather than reinventing the wheel.
  • String Handling:Applications that require advanced string manipulation—such as data parsing, text formatting, or input validation—benefit greatly from the robust string utilities in Commons Lang.
  • System Utilities:For projects that need to interact with system-level properties or perform reflection-based operations, Commons Lang offers reliable and well-tested components that simplify these tasks.

In summary, Apache Commons Lang is a must-have library for any Java project, offering a rich set of utilities that enhance productivity, reduce boilerplate code, and promote best practices in software development.

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App Type and Industry Use Cases

Take a look at the diverse range of application types and industries that can leverage this solution. Understanding these potential uses can help identify how this can integrate into different business models and digital solutions across various sectors.

Tech Stack Compatibility

We've outlined the compatible tech stacks for this solution, encompassing various development areas like frontend, backend, and database, alongside specific stack environments. This provides you with the crucial information needed for seamless integration into your preferred frameworks and programming environments.

Apache Commons Lang
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Pricing Tiers

Community
Java core language helper utilities: String, Numbers, Objects, Arrays.
Free
Java utils
String utils
Math
Docs
BSD
Enterprise
Audit, integration, custom docs, training, SLA.
Varies
SLA
Audit
Integration
Docs

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