sealed-classes

Demo project illustrating new features of Java after the 8th version

Immuto - Java Records-first object mapper.An annotation processor generates type-safe mapper implementations at compile time; the generated code calls each target record's canonical constructor directly - zero runtime reflection, sealed class support, full Java 21+ idioms.

Kotlin (K2) compiler plugin that generates enum-like operations (entries / valueOf / label) for sealed class hierarchies

Utilize sealed classes as enums!

Real-Time Bidding engine showcasing JDK 25 modern concurrency (Virtual Threads, ScopedValue)

🚀 Top 20 IBM Java Interview Questions for 3–8 Years Experienced Developers | Core Java · Spring Boot · Microservices · Kafka · Java 21 | Full Code Examples | As seen on Dip Developer YouTube

Example of an app with the System Solar Planets in order to illustrate the use of Sealed Classes.

Why & When Sealed Keyword could lead to a performance boost in .NET C#

Example of using sealed classes in dart-3

This project creates a search page using Spotify's API for finding albums, artists, playlists, and tracks. It's built with Kotlin, Coroutine, Flow, Dagger Hilt, Sealed class, Enum, Retrofit, and Room for offline caching support, following a Single Activity Multiple Fragments architecture.

Parser combinators for Dart. Typed errors, left recursion, stack-safe. Sealed ADT, format parsers, expression evaluator, binary codec.

A sealed Result type and structured Failure hierarchy for Dart, so fallible calls return a typed verdict instead of throwing across layer boundaries

Java Swing desktop application for managing employee tasks, using OOP principles, layered architecture, and data persistence via serialization – Assignment 1 for Fundamental Programming Techniques.

Simple application to learn hilt, retrofit and room to cache data

Dart and Flutter sealed class generator and annotations, with match methods and other utilities.

Type-safe Retrofit CallAdapter for elegant network response handling with built-in caching, retry mechanism, and coroutines support for Android

Using Interfaces, Inheritance. How to create Abstract and Sealed classes, Using famous built-in .NET Framework Interfaces (IComparable, IEnumerable)

Executable tour of Java 21 to 25 LTS: virtual threads, structured concurrency, scoped values, pattern matching, gatherers, FFM, KDF, Class-File API, with tests and JMH benchmarks

A K2 compiler plugin that writes the mapping code between Kotlin types (domain to DTO, row to entity) at compile time, or says exactly why it can't. Based on Scala's Chimney.

Stack-based interpreter for SML assembly language in Java. Features reflection API, Spring dependency injection, sealed classes, and modern design patterns. Demonstrates advanced OOP and enterprise development practices.