Training: Web Services – Fundamentals and Architectures

Ref. WSFA

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Duration:

2

days

Exam:

Not certifying

Level:

Fundamental

Funding:

Temptraining

Home > Trainings > Development > Web Development > Web Services – Fundamentals and Architectures

Description

In this course, we will explore, explain, and create web services. Web services are a fundamental element of modern computing and rely on open standards such as TCP/IP, HTTP, JSON, and SOAP.

Whether you are a new software developer or already experienced, in this course you will learn the basics of web services and gain valuable knowledge. Web services are rapidly evolving and a real-world developer needs to know just how useful this tool is in creating modern applications.

Participant profiles

Decision makers
IT directors
Project managers
Developers

Objectives

A deep understanding of the current architecture of web services and the technologies that support web services
Subjects include: SOAP, WSDL, JAX-WS, XML, UDDI, REST, JSON, AJAX

Prerequisites

Basic knowledge of computer systems and programming

Course content

Module 1: Overview of Web Services

Interoperable applications with SOA
Designing a SOA integration architecture
Implementing SOA with web services
Standard Java API for web services
Creating SOAP services with JAX-WS

Module 2: Defining SOAP Messages with WSDL

Essential elements of XML
XML namespaces
XML description with schema
Structure of SOAP messages
Role of SOAP in web services
Operations, messages and faults
Anatomy of a WSDL document
Defining the interfaces of a web service
Specifying implementation

Module 3: Code-First Web Service Implementation

Exposing simple Java objects (POJOs) as web services
Applying JAX-WS annotations to POJOs
Configuring and deploying a W service implementation
Implementing SOAP clients in Java
Generating client-side artifacts from WSDL
Modifying client code to allow message monitoring
Client authentication and authorization
Enhancing SOAP-based services
Integrating best practices for web services
Implementing security, reliability and message optimization policies

Module 4: Contract-First Web Service Development

Developing contract-based services
Comparing contract-first and code-first services
Creating portable Java artifacts
Importing a WSDL document
Creating interoperable applications in accordance with WS-I (Web Services Interoperability) standards
Implementing a web service endpoint using JAX-WS

Module 5: Web Service Security (WS-Security)

Definitions
Challenges Public Key Infrastructure (PKI)
Digital signature
Certificates
Overview of web service security
SOAP message security
Message integrity
Message confidentiality
Example of symmetric encryption
Identity token-based authentication
Authentication
Audit tracking

Module 6: Introduction to REST (Representational State Transfer)

Description of the REST architectural style
Comparison of SOAP and RESTful web services

Module 7: RESTful Methods

POST
GET
PUT
DELETE
Others…

Module 8: RESTful Architecture

Distributed resources
Client/server, stateless, layered, and cacheable

Module 9: Development of RESTful Web Services with JAX-RS

Adding JAX-RS annotations to a POJO
Configuring result types using HTTP request headers
Deploying a JAX-WS service

Module 10: Server-side Support for Ajax Clients

Handling JavaScript Object Notation (JSON)
Applying JSON case studies to RESTful services
Interpreting a JSON format message
Mapping Java to JSON
Controlling JSON generation with JAXB annotations
Defining a JSON return type from a Java method

Module 11: Sending REST Messages with JAX-RS

Building the client request
Handling service response code and exceptions.

Documentation

Digital Courseware included

Complementary courses

Temptraining funding

ITTA is a partner of Temptraining, the continuing education fund for temporary workers. This training fund can subsidize continuing education for anyone who works for an employer subject to the Collective Work Agreement (CCT) Rental of services.