Java Web Services  Course

A web service is a software program that makes itself available over the internet for another system to use. Web services use a set of international standards for communication between different systems. This course will teach you how to develop web services using Java. You will learn about the various standards involved, the difference between SOAP and REST web services, and how to write client programs that use web services.

"Lewis was great in presenting the course material in a clear manner. It was also very helpful how he would provide technical background on the building blocks on which the course material is built. Incus Data has made a great transition from classroom-based training to virtual training, and this really works for me. I can strongly recommend their courses."

R. van Suilichem, Private   (Lecturer: Lewis - Virtual course)

"This course was extremely informative, got extra out of it. Lewis is very knowledgeable, it was great learning from him."

D. Abrahams, Standard Bank   (Lecturer: Lewis)

"This is a great Web Services course. The structure & technical depth is ideal for developers."

E. Letebele, Standard Bank   (Lecturer: Lewis)

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Audience: Is This The Right Course For Me?

You should attend the Java Web Services course if:

  • You are a Java programmer and you need to develop web services.
  • You are a Java programmer and you need to support web services.
  • You are a Java programmer and you want to use web services for internal interfaces.

Prerequisites: Am I Ready For The Course?

Before you attend the Java Web Services course:

  • You must have a good knowledge of the Java language. So you should have attended our Java Programming course or already have practical experience programming in Java.
  • You should have some knowledge of basic XML. It is not essential, but it will help you to first attend our XML Development course.

Please check that you meet the prerequisites for this course before you attend. Read the importance of course prerequisites to understand why this is necessary.

If you are not sure which is the right course for you, please call us. We will be happy to advise you, based on your training goals and your experience.

Objectives: What Will I Learn?

After you have completed the Java Web Services course, you will be able to:

  • Understand the various web service technologies and how to use them.
  • Write SOAP and REST web services.
  • Write Java clients that can use SOAP and REST web services.

Download the Java Web Services course contents in PDF format

Technical Contents: What Does The Course Cover?

Web Services Overview.
  • Why use web services in enterprise applications.
  • Service-oriented architectures (SOA) vs resource-oriented architectures (ROA).
  • SOAP web services as a service-oriented architecture.
  • REST web services as a resource-oriented architecture.
  • SOAP vs REST.
SOAP Web Services, Technologies and Java APIs.
  • SOAP architecture, initiatives and specifications.
  • Web Service Description Language (WSDL).
  • Web Service Interoperability (WS-I).
  • Java API for XML Web Services (JAX-WS).
  • Java API for XML Processing (JAXP).
  • Java Architecture for XML Binding (JAXB).
  • Binary Attachments using SAAJ, DIME and MTOM.
Overview of XML (EXtensible Markup Language).
  • XML syntax and validity.
  • XML namespaces.
  • Document Type Definition (DTD).
  • XML schemas.
SOAP Web Services Endpoints and Clients.
  • Exposing Web service endpoints in JSE applications, servlets and EJBs.
  • Creating web services with the code-first vs contract-first approaches.
  • SOAP web service client applications.
SOAP Security and Exceptions.
  • Handling exceptions.
  • User-defined exceptions.
  • Web services security requirements.
  • Basic authentication.
  • Message-layer security.
  • Second generation WS-* initiatives.
REST Web Services and Java APIs.
  • REST web services overview.
  • Review of HTTP features - HTTP methods, headers, query strings, status codes.
  • HTTP methods and CRUD systems.
  • Designing REST URLs.
  • Data representations - XML, JSON, text.
  • Java API for XML REST Web Services (JAX-RS).
  • Implementation with various Java APIs - servlet API, JAX-RS, @WebServiceProvider.
  • REST web service client applications.
  • OpenAPI and RAML for describing REST services.
Best Practices and Design Patterns.
  • Best practices and choosing the correct WS technology.
  • Use of JEE design patterns in web services architecture.
  • Practical application of JEE design patterns.

Testimonials: What Other Delegates Say About This Course

"Excellent learning environment - very serene. Lecturer is highly knowledgeable and proficient. Course was interesting and applicable to my work environment."

G. Bhana, ABSA   (Lecturer: Lewis)

"Very informative. I loved it. From the very basics to the hardcore topics transitions was what I enjoyed the most."

T. Sithole, Standard Bank   (Lecturer: Lewis)

"Lewis has the ability to simplify complex concepts and make it easy to understand. (1 day Overview)"

G. Naicker, Standard Bank   (Lecturer: Lewis)

"The lecturer was very knowledgeable and posed a list of questions to test that we understand. That was a very important course and would recommend."

J. Chauke, Standard Bank   (Lecturer: Lewis)

"Very impressed about the course I had for 4 days and I am looking forward to come back for the Struts 2 Course."

N. Jiyane, SAQA   (Lecturer: Lewis)

"Great course, will recommend it to a person."

O. Lehong, Standard Bank   (Lecturer: Lewis)

"Thank you very much Mr. Coosner, you are a star. Keep up the good work."

V. Memani, TUT   (Lecturer: Lewis)

"Thoroughly enjoyed the course. Have so much I want to go and experiment with."

E. de Beer, Investec   (Lecturer: Lewis)

"The course was very nice. The lecturer was able to unpack the course very well."

S. Sibeko, Standard Bank   (Lecturer: Lewis)

"The course is very informative and in-depth, which is great."

N. Khumalo, Paycorp   (Lecturer: Lewis)

"The course is very good especially for Java Developers. The lecturer is very knowledgeable and I really enjoyed the course."

C. Chidamba, Standard Bank   (Lecturer: Lewis)

"Excellently explained in detail. Very satisfactory and I really enjoyed the course. Thumbs up."

A. Anosike, Private   (Lecturer: Lewis)

"Loved the food, the lecturer knows his stuff, he makes sure you understand."

K. Madona, ABSA   (Lecturer: Lewis)

"Even though Lewis had an injured leg, he still delivered a brilliant course. Hats off to Lewis!"

M. Kadir, ABSA   (Lecturer: Lewis)

"Excellent environment. Excellent lecturer."

O. Chakanyuka, FBC Holdings Ltd   (Lecturer: Lewis)

"Lewis was great in presenting the course material in a clear manner. It was also very helpful how he would provide technical background on the building blocks on which the course material is built. Incus Data has made a great transition from classroom-based training to virtual training, and this really works for me. I can strongly recommend their courses."

R. van Suilichem, Private   (Lecturer: Lewis - Virtual course)

"This course was extremely informative, got extra out of it. Lewis is very knowledgeable, it was great learning from him."

D. Abrahams, Standard Bank   (Lecturer: Lewis)

"This is a great Web Services course. The structure & technical depth is ideal for developers."

E. Letebele, Standard Bank   (Lecturer: Lewis)

Price: R12,900.00 excluding VAT per delegate.

This price includes everything that you need:

  • All course material, provided in an electronic format.
  • An attendance certificate after the course, in PDF format.
  • A voucher to re-attend the course for a minimal fee within 6 months.

All you have to bring to the course is the desire to learn.

To support the economy during the pandemic, we have not increased prices in 2021.

Duration: 5 days. Courses are presented from 08:30 to 16:30.
Location: Due to COVID-19, all courses will be presented virtually.
Read more about the Incus Data Virtual Classroom
Date: Please check the course schedule for the next date.
You can also contact us at tel: (+27) 12-666-2020 or cell/WhatsApp: (+27) 76-694-7705, or email us at info@incusdata.com to find out about dates that suit you.

How do I book?

It's easy to book: just email us at info@incusdata.com.

You can also fill in our course enrolment form (editable PDF file) and email it to info@incusdata.com. (Type in the information, and your PDF reader won't save it, just print it to PDF. Then email the completed form to us.

After we have received your booking, we will confirm that you are booked, and we'll send you an invoice.