Core Java
-
Moshi BigDecimal requires explicit JsonAdapter
When working with JSON in Java, handling numerical data with precision is crucial, especially in financial applications. The BigDecimal class…
Read More » -
MapStruct With Inheritance Examples
1. Introduction MapStruct is an open-source, compile-time code generator, and annotation processor. It simplifies the implementation of mappings between different…
Read More » -
Unit Testing of ExecutorService in Java With No Thread sleep
Unit testing concurrent code, especially code utilizing ExecutorService, presents unique challenges due to its asynchronous nature. Traditional approaches often involve…
Read More » -
Java Stream contains, containsAny and containsAll examples
The Java 8 Stream API provides various methods for operating on sequences of elements, such as filtering, mapping, and collecting.…
Read More » -
Java Object Mapping Made Easy: A Guide to MapStruct
Juggling data conversions between different object structures can be a tedious and error-prone task in Java applications. Traditionally, developers write…
Read More » -
Casting Maps into Complex Objects in Java
In Java, there is often a need to convert a Map to a complex object (POJO – Plain Old Java…
Read More » -
Preventing IndexOutOfBoundsException with List.subList() in Java
The List.subList() method in Java allows you to create a view of a portion of a list, defined by a…
Read More » -
Implement Elvis Operator in Java 8
In Java 8, the Elvis operator (often written as ?: in Groovy and Kotlin) is not available as a built-in…
Read More » -
Choosing the Right Java ORM for Your Project
Java applications often interact with relational databases to store and retrieve data. This can involve writing tedious and error-prone SQL…
Read More »
