What you’ll learn:
- All things Groovy including its ecosystem, basic syntax, its object oriented features, meta programming etc
- The use of the Groovy console and building Groovy applications
- The different features of the Groovy language
Course content
Getting Started with Groovy
- Introduction
- Polyglot Programming
- Why Groovy
- Installation
- Groovy Shell
- Groovy Scripts
- IDEs
Installation and introduction to groovy
- Installing sdkman
- Installing groovy development kit using sdkman
- Understanding the various tools like groovyc, groovy shell and groovy console
- Writing very basic commands on the groovy shell
- How groovy compares to other JVM languages like Java
Working with XML
- Introducing Our Sample Project
- The GPX File Format
- Reading XML Documents
- Writing XML Documents
Variables & Operators
- Defining variables using the ‘def’ keyword
- Dynamic typing
- Explicitly defining data types for a variable
- Arithmetic, relational, logical operators
- Elvis and spaceship operators in groovy
Functions
- Defining functions in groovy
- Function with implicit and explicit returns
- Default arguments in functions
- Closures
- Functional programming in groovy
- Functions that take groovy map as argument
Branching & Looping
- ‘if’ , ‘if-else if-else’ selection statements for branching
- The groovy ‘switch’ statement to achieve branching
- Looping using ‘while’ and ‘for’
- ‘break’ and ‘continue’ statements
Object oriented programming
- Classes and objects
- Difference between instance variables and static variables.
- Instance and static functions
- Constructors
- Groovy bean class
- On demand encapsulation of object attributes in groovy
- Operator overloading in groovy classes
- Composition
- Inheritance
- Abstract classes
- Interfaces
- Traits
- Organizing groovy code in packages
- Default packages imported in groovy code
Collections
- Using the List data type of groovy
- Functional programming on list data structure using groovy closures
- Meta programming on list data structure
- Map data structure in groovy and various operations on a map
Exception handling
- Flow of a program in the event of an exception thrown in the program
- Exception handling using try-catch
- Defining custom exceptions and throwing them
- The finally block
- How groovy exception handling is different from java exception handling
Metaprogramming
- Meta Object protocol (MOP)
- MetaClass
- Adding dynamic methods to build in groovy classes at run time
- Adding dynamic methods in custom groovy classes at run time
Builders
- Introduction to the builder pattern
- Designing domain specific language (DSL) to initialize objects in groovy
- JSON builder
- Object graph builder
- Other builders available in the groovy programming language
Applications of groovy
- Build GUIs using SwingBuilder in groovy
- Build multi screen gui’s
- Connect gui’s to a database using groovy sql package
- Introduction to gradle
- Writing custom gradle scripts in groovy for automating build tasks
Working with REST Services
- Introduction
- Working with the Groovy RESTClient
- Parsing JSON Data with Groovy
- Working with the Groovy ConfigSlurper
Working with Databases Using Groovy
- Introduction
- Creating SQL Connections
- Inserting Data
- Querying and Updating Data
To see the full course content Download now
Course Prerequisites
There are no mandatory prerequisites to fulfil in order to learn Groovy. But it is always helpful for you to have the following knowledge and skills:- It is preferable for you to have exposure to Java or any other object-oriented programming language.
- A little knowledge on databases and SQL will be an added advantage.
Who can attend
- Java developers who want to adopt Grails
- Those who want to automate day to day programming tasks using Groovy
- Java developers looking out for a JVM language that expresses more with less code
- Developers of all levels who have some experience in another language
Number of Hours: 40hrs
Certification
NoneKey features
- One to One Training
- Online Training
- Fastrack & Normal Track
- Resume Modification
- Mock Interviews
- Video Tutorials
- Materials
- Real Time Projects
- Virtual Live Experience
- Preparing for Certification
FAQs
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- Resume Modification
- Mock Interviews
- Video Tutorials
- Materials
- Real Time Projects
- Materials
- Preparing for Certification
Call now: +91-99003 49889 and know the exciting offers available for you!
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