JBoss Fuse Interview Questions | Freshers & Experienced

Jboss fuse is an open-source integration platform. It is based on Apache Camel which is a Java object-based implementation of the Enterprise Integration Patterns using an API. It is also known as Fuse ESB and widely used as a tool to integrate services, microservices, and application components.

JBoss fuse is used for

• Simplifying the problem of integration with variant compatible applications.
• It acts as a Middleware, which serves as a mediator of all your applications.
• It is responsible for translating messages to/from a common format and routing them to their destinations.

OSGi stands for Open Services Gateway initiative. It is an open standards organization founded in March 1999 that originally specified and continues to maintain the OSGi standard. It is used to solve common class loading issues that are seen in traditional Java EE environments.

ESB stands for Enterprise Service Bus.It is an architecture or set to rules for integrating numerous applications together over a bus-like infrastructure. ESB implements a communication system between mutually interacting software applications in a service-oriented architecture.

It is an open-source integration framework that is based on well-known Enterprise Integration Patterns. It is a messaging technology with is associated with routing.

According to Wikipedia, Apache Camel is a rule-based routing and mediation engine which provides a Java object-based implementation of the Enterprise Integration Patterns using an API (or declarative Java Domain Specific Language) to configure routing and mediation rules.

Fuse Fabric is an open-source integration platform for deep management of Java Containers (JVMs). It is a supported component of the JBoss Fuse Platform. Fuse Fabric makes it really easy to provision, automate, configure, and manage from a central location with a consistent User Interface and User Experience.

Major components of Jboss Fuse are

• ActiveMQ: Used for JMS Messaging with Apache ActiveMQ.
• AHC: It is used to Call external HTTP servers using the Async Http Client library.
• APNS: For sending notifications to Apple iOS devices.
• AMQP: For messaging with the AMQP protocol.
• Atom: Working with Apache Abdera for atom integration, such as consuming an atom feed.

View: Complete list of Jboss Fuse Components

Karaf is a modular open-source OSGi(Open Services Gateway initiative) runtime environment. It provides polymorphic applications runtime for the enterprise, running on-premise or on the cloud.

Apache AMQ or ActiveMQ is an open-source message broker which is written in Java Programming Language with a full Java Message Service client.

Apache CXF is an open-source, fully-featured Web services framework. It was originated by a combination of two open-source projects: Celtix and XFire. Apache is developed by Apache Software Foundation and released under Apache License 2.0.