RESTful Web Services Certification Training

Definition

• Legacy Systems
• Benefits of Web Services
• Architecture

Standards and Portability

• XML and Related Standards
• JSON
• HTTP

SOAP-Based Services

• Overview
• SOAP Messages, Requests, and Responses
• WSDL
• Java APIs and Programming Models

• REST Characteristics
• Resources and Operations
• REST Principles
• Requests and Responses
• REST APIs
• URI Templates
• GET, POST, PUT, DELETE
• Safe and Idempotent Methods
• Comparison of REST and SOAP

APIs and Implementations

• JAX-RS Overview, Annotations
• JAX-RS Implementations

Runtime Environment

• Application Server, Servlet-Only Container
• Architectural and Implementation Perspectives
• Configuring the Application

Applications, Resources, and Providers

• JAX-RS Applications
• Resource Classes and @Path
• Provider Classes and @Provider
• Default Lifecycles
• The Application Class and rest-path

Ajax-JavaScript Clients

• Overview
• Classic vs. Ajax Interactions
• Working with Ajax-JavaScript

Resources and Sub-Resources, Root Resource Classes, Resource Methods, Sub Resource Methods @GET, @POST, @PUT, @DELETE

• Sub Resource Locators
• Naming Conventions and Rules
• Dispatching Requests to Methods

Binding Request Data, Request Data Injection and Conversion

• Default Values
• Fields vs. Method Parameters

Context-Based Injection

• Injection via @Context
• Context-Injectable Types
• Context Injection from the Web Container
• Fields vs. Method Parameters

Complex Content and Entities, Working with Complex Content

• @Consumes and @Produces
• Content Negotiation
• Standard Entity Providers

Working with JSON, Returning Data as JSON

• Working with JSON in JavaScript
• Processing JSON Responses

Working with XML, JAXB and Mapping to XML

• Returning Data as XML
• Working with XML on the Client
• Customizing Content, Custom Media Types
• Working with Collections

XML vs. JSON

Response Class, Return Types and HTTP Response Codes

• Appropriate Responses for HTTP Methods
• Choosing the Right Response

Error Handling, Exception Mappers

• Web Application Exception
• Response vs. Thrown Exception
• Error Responses

Sub Resource Locators, Motivation and Uses

• Locating the Locator
• Initializing the Sub Resource

Binary Content

• File, InputStream, StreamingOutput
• Using StreamingOutput

• Java Client – Options and Ingredients
• Building and Sending the Request
• Consuming the Response
• Options for the Response Data
• Asynchronous Requests

Integration with EJB, CDI – Contexts and Dependency Injection

• Activation, Scopes, and JAX-RS Lifecycles
• Injection in CDI-Enabled JAX-RS Applications
• Enhanced Java EE Lifecycle

Java EE Security Overview

• Security Requirements in JAX-RS
• Declarative, Role-Based Security
• Security Constraints
• Annotation-Based Security Authentication
• Configuration
• Authentication Models: Basic, Digest, Client-Cert Programmatic Security
• Security Context
• Client Security HTTPS