Apache Jelly is a

Java Java (; id, Jawa, ; jv, ꦗꦮ; su, ) is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea to the north. With a population of 151.6 million people, Java is the world's mos ...

and

XML Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing arbitrary data. It defines a set of rules for encoding documents in a format that is both human-readable and machine-readable ...

based scripting and processing engine for turning

into executable code. Jelly is a component of Apache Commons. Custom XML languages are commonly created to perform some kind of processing action. Jelly is intended to provide a simple XML based processing engine that can be extended to support various custom actions.

Usage

CA Project and Portfolio Management, or CA PPM, formerly known as CA Clarity PPM or just Clarity, is a product of

Broadcom Broadcom Inc. is an American designer, developer, manufacturer and global supplier of a wide range of semiconductor and infrastructure software products. Broadcom's product offerings serve the data center, networking, software, broadband, wirel ...

. CA PPM uses an extended version of the Jelly tag-language as an automation and integration scripting language in its Process Management engine. CA PPM implementation of Jelly is called GEL (Generic Execution Language) and encompasses a new custom tag library that allows easier connection to CA PPM via its XML Open Gateway (XOG). The following example shows how CA PPM implements the classical "

Hello World ''Hello'' is a salutation or greeting in the English language. It is first attested in writing from 1826. Early uses ''Hello'', with that spelling, was used in publications in the U.S. as early as the 18 October 1826 edition of the '' Norwich ...

" application. Hello World $! Jelly is also used by the

ServiceNow ServiceNow is an American software company based in Santa Clara, California that develops a cloud computing platform to help companies manage digital workflows for enterprise operations. Founded in 2003 by Fred Luddy, ServiceNow is listed on the ...

platform, which uses Jelly tag-language for scripting the UI, and by the Jenkins continuous integration server, which uses Jelly to allow plugins to extend its UI.

References

External links

Apache JellyApache Commons Homepage
{{Apache Software Foundation Java platform Jelly