Groovy and Grails Development

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5 days practical workshop for up to 12 people.
Only £1975
Groovy is a popular open-source dynamic language targeting the JVM. Groovy uses a familiar Java-like syntax that will be comfortable for existing Java developers, and provides many features found in other dynamic languages such as Ruby and Python.

Layout

This course is a mixture of lectures and hands on exercises designed to reinforce the topics learnt

Training Course Objectives

  • Understanding the role of Groovy and Grails
  • Writing clean code in Groovy
  • Defining a user interface in Grails
  • Building domains and services in Grails
  • Implementing security
  • Working with web services
  • Reporting and batch processing

Training Course Prerequisites

  • Solid Java language experience
  • Familiarity with Spring Web would be advantageous but is not a requirement

Chapters

Chapter 1 Introduction to Groovy

  • Groovy language features
  • Setting up a Groovy environment
  • Simple Groovy examples
  • Key differences between Java and Groovy

Chapter 2 Groovy Essential Syntax

  • Scripts
  • Assertions
  • Strings
  • Methods and closures
  • Operators
  • Arrays
  • Collections
  • Regular expressions

Chapter 3 Going Further with Groovy Syntax

  • Domain-Specific Languages
  • Unit testing
  • XML support

Chapter 4 Getting Started with Grails

  • Overview of Grails
  • Grails architecture
  • Setting up a Grails environment
  • Scaffolding
  • Controllers and domain classes

Chapter 5 Defining a User Interface with Grails

  • Defining the overall look-and-feel
  • Defining actions and views
  • Integration testing
  • Validating user input
  • Defining filters and action interceptors

Chapter 6 Building Domains and Services

  • Overview of GORM
  • Creating domain objects
  • Performing validation
  • Database queries
  • Creating and calling a service
  • Injecting services
  • Supporting transactions

Chapter 7 Implementing Security in Grails

  • Getting started with authentication and authorization
  • Understanding Grails security concepts
  • JSecurity
  • CAS
  • Spring Security

Chapter 8 Using Ajax with Grails

  • Ajax frameworks
  • Uses of Ajax
  • Tag libraries
  • RSS support

Chapter 9 Using Web Services

  • Overview of RESTful Web services
  • Implementing RESTful services in Grails
  • Invoking RESTful services from the UI

Chapter 10 Reporting

  • Overview of reporting
  • Installing JasperReports and iReports
  • Creating a report
  • Using the Report tag
  • Using ReportController and ReportService

Chapter 11 Batch Processing

  • Overview of batch processing
  • Creating a job
  • Building a batch-reporting solution