JSON
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Core Java
Converting a JSON Object to a JSON Array in Java
This article explores various ways to perform Java JSON Object to Array conversion using popular libraries. Let us delve into…
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Core Java
JUnit Testing with External Data Files
When writing unit tests, it’s often necessary to test your logic against structured input data. Instead of hardcoding input in…
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Core Java
JSONObject Extract Keys Example
Working with JSON in Java is common when dealing with APIs, configurations, or data pipelines. One common task is extracting…
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Software Development
Returning JSON Responses in a Micronaut Controller
Micronaut is a modern Java framework designed to build lightweight and fast microservices. One of its core features is seamless…
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Core Java
Jackson Field Absent vs Null Difference
When working with JSON data in Java applications, distinguishing between absent fields and fields with null values is a common…
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Software Development
Apache Avro for Data Serialization: Efficient Data Handling in Kafka
In the world of data-driven applications, efficient data serialization is critical for performance, scalability, and interoperability. Apache Avro is a popular data…
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Core Java
PostgreSQL Hibernate 6 JSON Example
1. Introduction Hibernate 6 enhances the Object-Relational Mapping(ORM) framework by supporting JSON Data types. In this example, I will create…
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Core Java
JsonUnit Assertj JSON Unit Test Example
In today’s software development landscape, ensuring the reliability and accuracy of data interchange formats like JSON is crucial. As applications…
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Core Java
Fix the JsonMappingException – HashMap vs START_ARRAY token
1. Introduction In this example. I will create a simple Java project that demonstrates how to fix the JsonMappingException problem:…
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