The general design of the Headstart Framework makes it flexible to implement an Identity Access Management (IAM) service. Then, we could use the service with both monolith or distributed applications.
Spring Boot Security Tests With PreAuth And WithMockUser
When we implement authorization in Spring Boot with Spring Security, for instance, using the PreAuth annotation, we should never skip automated tests for it. We could use the @PreAuth, among
Headstart Framework: Flyway and Supported Databases
We have designed the Headstart framework to be database-agnostic to support major database products with the help of Flyway. To achieve this database agnosticism, Headstart uses Spring Data/Hibernate but relies
The Number of Entities In a Hibernate Persistence Context
One of my worries with Hibernate was the number of entities accumulating in a Persistence Context. If I were not careful, my codes could potentially store thousands of entities in
How to use Hibernate JPA in a simple Application
This article demonstrates how to use Hibernate Entity Manager 4.3.7 in a simple application.
File Compression in Java with Apache Commons Compress
Apache Commons Compress can be downloaded from http://commons.apache.org/compress/
How To Use Java 8 Stream Reduce Example
This post shows how to use Java Stream Reduce with example codes. The idea of the reduce operation is the generation of a single result from a collection of values
iReport 2.0.0 Page Numbers and Page Count
This post shows how to create a jasper report using iReport that displays page numbers and page count, e.g., 1/10. Moreover, the iReport will show the page numbers and page
Run Java Applications from Apache Ant and a build file
Back in the day, Apache Ant was king. Nowadays, it is Apache Maven. This post shows how to run a Java application from Ant because using the java compiler alone
Java 8 – Get my current timezone using ZonedDateTime
This post shows how to get your current timezone in Java using ZonedDateTime class. Get Current Timezone Using ZonedDateTime Since Java 8, it is possible to determine your current timezone