Welcome to the

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Apache Commons Wiki

We're a \[http://wiki.apache.org/jakartacommons/FrontPage JakartaCommons\] community, dedicated to creating reusable library components in Java. JakartaApache Commons is now using \[http://subversion.tigris.org/ Subversion\] as the version control system.

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  \[:BeanUtils\] - Utilities for manipulating java beans, including copying properties, cloning, invoking methods and type conversion.

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  \[:Betwixt\] - Services for mapping JavaBeans to XML documents, and vice versa.

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  \[:Chain\] - A "Chain of Responsibility" pattern implemention for organizing complex processing flows.

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  \[:CLI\] - Command Line Interface library for processing command-line options and arguments.

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  \[:Codec\] - General encoding/decoding algorithms. Includes some phonetic encoders, Hex, Base64, and a URL encoder.

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  \[:Collections\] - Builds upon the Java Collections Framework of List, Set and Map to provide many more implementations, new collections and abstract base classes.

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  \[:Configuration\] - Tools to assist in the reading of configuration/preferences files in various formats

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  \[:Daemon\] - Run (java) applications as windows service or UNIX daemon.

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  \[:DBCP\] - Database connection pooling services.

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  \[:Digester\] - An XML-to-Java-object mapping utility commonly used for parsing XML configuration files.

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  \[:Email\] - Simplify email sending with Java. Built on top of the Java Mail API.

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  \[:FileUpload\] - Makes it easy to add robust, high-performance, file upload capability to your servlets and web applications

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  \[http://wiki.apache.org/jakarta-httpclient/FrontPage HttpClient\] - A framework for working with the client-side of the HTTP protocol.

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  \[:IO\] - Utility classes, stream implementations, file filters and endian classes to assist in input/output operations.

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  \[:JCI\] - Java Compiler Interface

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  \[:JEXL\] - A velocity-esque expression interpreter

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  \[:Jelly\] - An XML-based scripting language

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  \[:JXPath\] - Facilities for applying xpath expressions to graphs of objects of all kinds: Java beans, Maps, Servlet contexts, DOM etc.

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  \[:Lang\] - Common utilities that should be provided by the JDK, including String handling, Object and Date helpers, nested exceptions and enumerated types.

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  \[:Launcher\] - A cross platform Java application launcher which eliminates the need for a batch or shell script to launch a Java class.

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  \[:Logging\] A thin, modular bridging API with out-of-the-box support for the most well known logging systems.

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  \[:Math\] Lightweight, self-contained mathematics and statistics components.

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  \[:Modeler\] Mechanisms to create Model MBeans compatible with the Java Management Extensions (JMX) specification.

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  \[:Net\] - A collection of classes implementing various network protocols such as FTP, NNTP, SMTP, Telnet.

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  \[:Pool\] - A generic object pooling interface, a toolkit for creating modular object pools and several general purpose pool implementations.

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  \[:SCXML\] - A Java implementation of State Chart XML (SCXML), currently a W3C Working Draft.

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  \[:Transaction\] - Utility classes commonly used in transactional programming

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  \[:Validator\] - Components for user input validation

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  \[:VFS\] - Extensible framework to acces various filesystems through an unified api with implementations for e.g. sftp, smb, http, zip, ... \\

On the commons site:

• http://jakartacommons.apache.org/commons/components.html
  

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Sandbox

TheSandbox is an open workspace for jakarta committers. This is also divided into components.

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