The JBoss Enterprise Application Platform (or JBoss EAP) is a subscription-based/

open-source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use and view the source code, design documents, or content of the product. The open source model is a decentrali ...

Java EE Jakarta EE, formerly Java Platform, Enterprise Edition (Java EE) and Java 2 Platform, Enterprise Edition (J2EE), is a set of specifications, extending Java SE with specifications for enterprise features such as distributed computing and web serv ...

-based

application server An application server is a server that hosts applications or software that delivers a business application through a communication protocol. For a typical web application, the application server sits behind the web servers. An application ser ...

runtime platform used for building, deploying, and hosting highly-transactional Java applications and services developed and maintained by Red Hat. The JBoss Enterprise Application Platform is part of Red Hat's Enterprise Middleware portfolio of software. Because it is

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

-based, the JBoss application server operates across platforms; it is usable on any operating system that supports

. JBoss Enterprise Application Platform was originally called JBoss and was developed by the eponymous company

JBoss WildFly, formerly known as JBoss AS, or simply JBoss, is an application server written by JBoss, now developed by Red Hat. WildFly is written in Java and implements the Java Platform, Enterprise Edition (Java EE) specification. It runs on mult ...

, acquired by

Red Hat Red Hat, Inc. (formerly Red Hat Software, Inc.) is an American software company that provides open source software products to enterprises and is a subsidiary of IBM. Founded in 1993, Red Hat has its corporate headquarters in Raleigh, North ...

in 2006.

Product components and features

Red Hat's latest JBoss EAP version is 7, with Cumulative Patches 2 and Cumulative Patches 3 (JBoss EAP 7.2 and JBoss EAP 7.3, respectively). Key features: *

Eclipse An eclipse is an astronomical event which occurs when an astronomical object or spacecraft is temporarily obscured, by passing into the shadow of another body or by having another body pass between it and the viewer. This alignment of three ...

-based

Integrated Development Environment An integrated development environment (IDE) is a Application software, software application that provides comprehensive facilities for software development. An IDE normally consists of at least a source-code editor, build automation tools, an ...

(IDE) is available using JBoss Developer Studio * Supports Java EE and Web Services standards *

Enterprise Java Beans Jakarta Enterprise Beans (EJB; formerly Enterprise JavaBeans) is one of several Java APIs for modular construction of enterprise software. EJB is a server-side software component that encapsulates business logic of an application. An EJB web c ...

(EJB) * Java persistence using

Hibernate Hibernation is a state of minimal activity and metabolic reduction entered by some animal species. Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It is most ...

* Object request broker (ORB) using JacORB for interoperability with

CORBA The Common Object Request Broker Architecture (CORBA) is a standard defined by the Object Management Group (OMG) designed to facilitate the communication of systems that are deployed on diverse platforms. CORBA enables collaboration between sy ...

objects * JBoss Seam framework, including

Java annotation In the Java computer programming language, an annotation is a form of syntactic metadata that can be added to Java source code. Class (computer programming), Classes, Method (computer programming), methods, Variable (computer science), variables ...

s to enhance POJOs, and including JBoss jBPM *

JavaServer Faces Jakarta Faces, formerly Jakarta Server Faces and JavaServer Faces (JSF) is a Java specification for building component-based user interfaces for web applications. It was formalized as a standard through the Java Community Process as part of the ...

(JSF), including RichFaces * Web application services, including

Apache Tomcat Apache Tomcat (called "Tomcat" for short) is a free and open-source implementation of the Jakarta Servlet, Jakarta Expression Language, and WebSocket technologies. It provides a "pure Java" HTTP web server environment in which Java code can also ...

for

JavaServer Pages Jakarta Server Pages (JSP; formerly JavaServer Pages) is a collection of technologies that helps software developers create dynamically generated web pages based on HTML, XML, SOAP, or other document types. Released in 1999 by Sun Microsystems, J ...

(JSP) and

Java Servlet A Jakarta Servlet, formerly Java Servlet is a Java (programming language), Java software component that extends the capabilities of a server (computing), server. Although servlets can respond to many types of requests, they most commonly impl ...

s * Caching, clustering, and

high availability High availability (HA) is a characteristic of a system that aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. There is now more dependence on these systems as a result of modernization ...

, are provided by the subsystem

Infinispan Infinispan is a distributed cache and key–value NoSQL in-memory database developed by Red Hat. Java applications can embed it as library, use it as a service in WildFly or any non-java applications can use it, as remote service through TCP/IP. ...

(formerly JBoss Cache) * EJB that includes JNDI and RMI * Security services, including Java Authentication and Authorization Service (JAAS) and pluggable authentication modules (PAM) * Web Services and interoperability, including JAX-RPC, JAX-WS, many WS-* standards, and MTOM/XOP * Integration and messaging services, including J2EE Connector Architecture (JCA),

Java Database Connectivity Java Database Connectivity (JDBC) is an application programming interface (API) for the Java programming language which defines how a client may access a database. It is a Java-based data access technology used for Java database connectivity. It is ...

(JDBC), and

Java Message Service The Jakarta Messaging API (formerly Java Message Service or JMS API) is a Java application programming interface (API) for message-oriented middleware. It provides generic messaging models, able to handle the producer–consumer problem, that can ...

(JMS) * Management and

Service-Oriented Architecture In software engineering, service-oriented architecture (SOA) is an architectural style that focuses on discrete services instead of a monolithic design. SOA is a good choice for system integration. By consequence, it is also applied in the field ...

(SOA) using

Java Management Extensions Java Management Extensions (JMX) is a Java technology that supplies tools for managing and monitoring applications, system objects, devices (such as printers) and service-oriented networks. Those resources are represented by objects called MBean ...

(JMX) * Additional administration and monitoring features are available using JBoss Operations Network Key components: *

JBoss Application Server WildFly, formerly known as JBoss AS, or simply JBoss, is an application server written by JBoss, now developed by Red Hat. WildFly is written in Java and implements the Java Platform, Enterprise Edition (Java EE) specification. It runs on mult ...

, the framework used to support the development and implementation of applications *

, an object/relational mapping and persistence (ORM) framework * JBoss Seam, a framework for building web applications * JBoss Web Framework Kit, for building Java applications Lists of components, features, and standards supported are available.

Licensing and pricing

JBoss itself is free and open-source, but Red Hat charges to provide a support subscription for JBoss Enterprise Middleware. Red Hat allows the use of JBoss EAP for development, but to obtain support in production a support subscription is required and customizations are not supported.

Related products

These products are part of the JBoss Enterprise Middleware portfolio of software, or are included with the JBoss Enterprise Application Platform software. * JBoss Enterprise Web Platform (or JBoss EWP)
This software is a lighter weight version of the JBoss Enterprise Application Platform. The key components are essentially the same as the full JBoss Enterprise Application Platform, but uses a slimmed down profile of the

.
Lists of components and standards supported are available. * JBoss Enterprise Portal Platform (or JBoss EPP)
This software is an

enterprise portal An enterprise portal, also known as an enterprise information portal (EIP), is a framework for integrating information, people and processes across organizational boundaries in a manner similar to the more general web portals. Enterprise portals p ...

with the core portal features of presentation, master page objects, containers, and a repository, and also an optional site publisher.
Key components: ** JBoss Enterprise Application Platform – the software infrastructure ** GateIn Portal – both an enterprise

web portal A web portal is a specially designed website that brings information from diverse sources, like emails, online forums and search engines, together in a uniform way. Usually, each information source gets its dedicated area on the page for displayin ...

and also a portal framework to build upon. GateIn Portal includes support for Web Services for Remote Portlets (WSRP), Java Content Repository (JCR), Single Sign-On (SSO), and OpenSocial gadgets. ** JBoss Portlet Bridge – a non-final draft implementation of the JSR-301 and JSR-329 specifications that support

(JSF) within a JSR-286 portlet. This software also supports other web frameworks such as JBoss Seam and RichFaces to run inside a portlet. ** Site Publisher – web content management (optional) (by eXo) :JBoss EPP implements the standards for Portlet 2.0 (JSR-286), JCR (JSR-170), OASIS

WSRP WSRP (910 AM broadcasting, AM) is a radio station broadcasting a Regional Mexican format. Licensed to Jacksonville, North Carolina, United States. The station is currently owned by Estuardo Valdemar Rodriguez & Leonor Rodriguez. History WLAS ...

1.0, and OpenSocial. :A list of components is available. :The GateIn project is a merge of JBoss Portal 2.7 and eXo Portal 2.5 that produced GateIn Portal 3.0, and also the related projects GateIn Portlet Container, eXo JCR, and JBoss Portlet Bridge. * JBoss Enterprise Web Server (or JBoss EWS)
This software is a platform for lightweight Java applications, but also handles large scale websites. JBoss EWS may be deployed as a standard enterprise web server, a simple Java application server, or an enterprise open source application infrastructure.
Key components: **

– including

and

Apache Web Server The Apache HTTP Server ( ) is a free and open-source cross-platform web server, released under the terms of Apache License 2.0. It is developed and maintained by a community of developers under the auspices of the Apache Software Foundation. ...

– including common modules and connectors for

authentication Authentication (from ''authentikos'', "real, genuine", from αὐθέντης ''authentes'', "author") is the act of proving an Logical assertion, assertion, such as the Digital identity, identity of a computer system user. In contrast with iden ...

, caching, proxying,

filtering Filtration is a physical process that separates solid matter and fluid from a mixture. Filter, filtering, filters or filtration may also refer to: Science and technology Computing * Filter (higher-order function), in functional programming * Fil ...

, and load balancing ( mod_jk) :Lists of components and standards supported are available. * JBoss Web Framework Kit
This software is a set of web frameworks used for building light and rich Java applications.
Components: **

Google Web Toolkit Google Web Toolkit (GWT ), or GWT Web Toolkit, is an open-source software, open-source set of Programming tool, tools that allows web developers to create and maintain JavaScript Front and back ends, front-end applications in Java (programming ...

– framework for rich Internet applications ** RichFaces – framework for rich Internet applications ** Spring Framework – Java framework **

Apache Struts Apache Struts 2 is an open-source web application framework for developing Java EE web applications. It uses and extends the Java Servlet API to encourage developers to adopt a model–view–controller (MVC) architecture. The WebWork framework s ...

– Java framework * JBoss Cache (or JBC)
This software implements a

cache Cache, caching, or caché may refer to: Science and technology * Cache (computing), a technique used in computer storage for easier data access * Cache (biology) or hoarding, a food storing behavior of animals * Cache (archaeology), artifacts p ...

for frequently accessed Java objects to improve application performance. The cache can be replicated and transactional. The cache can be replicated across one or more

Java Virtual Machine A Java virtual machine (JVM) is a virtual machine that enables a computer to run Java programs as well as programs written in other languages that are also compiled to Java bytecode. The JVM is detailed by a specification that formally descr ...

s (JVM) across a network. The cache can be transactional because a JTA compliant transaction manager can be configured and make any cache interaction transactional. The two types of JBoss Cache are Core and POJO, with the POJO library built on top the Core library. * JBoss Netty
This software is a New I/O (NIO) client-server framework for the development of Java network applications such as protocol servers and clients. The asynchronous event-driven network application framework and tools is used to simplify network programming such as TCP and UDP socket servers. Netty includes an implementation of the

reactor pattern The reactor software design pattern is an event handling strategy that can respond to many potential service requests concurrently. The pattern's key component is an event loop, running in a ''single'' thread or process, which demultiplexes inc ...

of programming.

References

Bibliography

* * {{refend

External links