Learn GROOVY with Real Code Examples

Updated Nov 19, 2025

Introduction & Fundamentals Setup & Configuration Architecture & Deep Internals Performance & Security Development Workflow Learning & Career Growth Business & Strategy Examples

Installation Setup

Install Groovy via SDKMAN

Use brew or apt for Linux/macOS

Verify using groovy -v

Install Gradle if using Groovy builds

Use IntelliJ or VS Code with Groovy extension

Environment Setup

Install via SDKMAN

Use IntelliJ plugin

Configure Gradle

Set GROOVY_HOME

Add to PATH

Config Files

Jenkinsfile

build.gradle

gradle.properties

settings.gradle

application.groovy

Cli Commands

groovy script.groovy

groovyc compile

gradle build

jenkins-pipeline

groovyConsole

Internationalization

UTF-8 compatibility

Java locale APIs

GString formatting

Resource bundles

Unicode-safe strings

Accessibility

Java-like syntax

GroovyConsole playground

Large Jenkins/Gradle community

Excellent testing tools

IDE autocomplete via IntelliJ

Ui Styling

Console scripts

Custom DSLs

Builders for UI config

Formatted output

CLI enhancements

State Management

Dynamic variables

Java object usage

Closures as stateful functions

Class-based structures

Config binding

Data Management

GDK-enhanced collections

JSON/XML handling

Maps/lists/ranges

File operations

REST client automation