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RESTful Web Service Discovery

1. Introduction This is an in-depth article related to the discovery of Restful Web Service. Spring Boot framework has features to build applications. Spring Boot has features related to building rest services and unit testing the application. It has a eureka registry to lookup and discover the RESTful Web Services. The standard HATEOAS (Hypermedia As The Engine Of Application State) ...

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Apache Spark Streaming Example

1. Introduction This is an article showing the Apache Spark Streaming Example. Apache Spark was created in UC Berkeley’s AMPLab in 2009. It was created by Matei Zaharia. It was open-sourced in 2010 with a BSD license. Apache acquired Spark in 2013. It became a popular project in the Apache program in 2014. Apache Spark is based on a cluster ...

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Apache Spark Architecture Tutorial

In this tutorial, we will take a look at the Apache Spark Architecture. 1. Introduction Apache Spark was created in UC Berkeley’s AMPLab in 2009. It was created by Matei Zaharia. It was open-sourced in 2010 with a BSD license. Apache acquired Spark in 2013. It became a popular project in the Apache program in 2014. Apache Spark is based ...

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Java Web Services Tutorial

In this article, we will demonstrate examples of Java Web Services. We will provide a brief introduction to the topic, followed by a SOAP and a REST example in Java. You can also check this tutorial in the following video: Java Web Services Tutorial – video 1. Introduction From W3C’s definition we are able to infer that there a web ...

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Understanding WebLogic Web Service

1. Overview In this article, we will take a look at Weblogic Web Service examples. 2. WebLogic Web Service Using weblogic webservices framework, SOAP web services are built. SOAP is an acronym for Simple Object Access Protocol. SOAP is used for developing web services that are based on XML based industry-standard protocol. SOAP security is based on WS Security. SOAP web services ...

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SOAP Web Service Example in Java

1. Overview In this article, we will take a look at the SOAP Web Service examples. 2. SOAP Web Service Example Using Apache Axis, SOAP web services are built. SOAP is an acronym for Simple Object Access Protocol. SOAP is used for developing web services that are based on XML based industry-standard protocol. SOAP security is based on WS Security. SOAP web ...

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Introduction to Apache Wink

1. Overview In this article, we will take a look at the Apache Wink Web Service examples. Apache Wink 1.0 is a JAX-RS 1.0 compliant and it has features related to the coreJAX-RS specification. 2. Apache Wink Using Apache Wink, REST web services are built. REST is an acronym for “Representational State Transfer”. Roy Fielding was the first person to ...

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Apache CXF Web Service Example

In this article, we will implement an Apache CXF Web service example. Webservices can be developed using SOAP and REST. SOAP refers to Simple Object Access Protocol. REST stands for Representational State Transfer. 1. Overview Roy Fielding was the first person to come up with the REST architecture proposal. In REST, a Resource is a Uniform Resource Identifier or URI. The ...

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EJB Security Example

1. Introduction Developers using the Java EE platform achieve security through its built-in security APIs. There are two approaches to securing enterprise java applications, more specifically Enterprise Java Beans. These approaches are the programmatic approach and the declarative approach. The programmatic approach is the one which is meant to be used when one wants to have more control over how the application ...

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EJB Schedule Example

1. Introduction There are times when building enterprise software that the requirement is for the system to execute a particular business logic, such as creating and storing periodic business reports on remote FTP locations, sent weekly automated emails to a mailing list so on and so forth. This is why in the Java EE specification particularly the EJB specification there ...

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