more and more
An Intro to the Java Debug Interface (JDI) 1. Overview We may wonder how widely recognized IDEs like IntelliJ IDEA and Eclipse implement debugging features. These tools rely heavily on the Java Platform Debugger Architecture (JPDA). In this introductory article, we’ll discuss the Java Debug Interface API (JDI) available under… Continue Reading java-debug-interface
getdocs
Guide to JNI (Java Native Interface) 1. Introduction As we know, one of the main strengths of Java is its portability – meaning that once we write and compile code, the result of this process is platform-independent bytecode. Simply put, this can run on any machine or device capable of… Continue Reading jni
getdocs
Java Web Weekly, Issue 154 1. Spring and Java ===== >> Feeding Spring Boot metrics to Elasticsearch [frankel.ch] After low level system data, the next family of metrics you want to start tracking and monitoring are JVM level metrics. Here’s a good way to go it with the ELK stack.… Continue Reading java-web-weekly-154
getdocs
Introduction to Reladomo 1. Overview Reladomo (formerly known as Mithra) is an object-relational mapping (ORM) framework for Java, developed at Goldman Sachs, currently released as an open-source project. The framework provides the features commonly needed from an ORM as well as some additional ones. Let’s see some of the key… Continue Reading reladomo
getdocs
Feature Flags with Spring 1. Overview In this article, we’ll briefly define feature flags and propose an opinionated and pragmatic approach to implement them in Spring Boot applications. Then, we’ll dig into more sophisticated iterations taking advantage of different Spring Boot features. We’ll discuss various scenarios that might require feature… Continue Reading spring-feature-flags
getdocs
Convert String to int or Integer in Java 1. Introduction Converting a String to an int or Integer is a very common operation in Java. In this article, we will show multiple ways of dealing with this issue. There are a few simple ways to tackle this basic conversion. 2.… Continue Reading java-convert-string-to-int-or-integer
getdocs
A Guide to EclipseLink with Spring 1. Overview By default, Spring Data uses Hibernate as the default JPA implementation provider. However, Hibernate is certainly not the only JPA implementation available to us. In this article, we’ll go through steps necessary to set up EclipseLink as the implementation provider for Spring… Continue Reading spring-eclipselink
getdocs
Introduction to Apache CXF 1. Overview Apache CXF is a JAX-WS fully compliant framework. On top of features defined by JAX-WS standards, Apache CXF provides the capability of conversion between WSDL and Java classes, APIs used to manipulate raw XML messages, the support for JAX-RS, integration with the Spring Framework,… Continue Reading introduction-to-apache-cxf
getdocs
OAuth2.0 and Dynamic Client Registration 1. Introduction In this tutorial, we are going to prepare a dynamic client registration with the OAuth2.0. The OAuth2.0 is an authorization framework that enables obtaining limited access to user accounts on an HTTP service. The OAuth2.0 client is the application that wants to access… Continue Reading spring-security-oauth-dynamic-client-registration
getdocs
Java 9 – Exploring the REPL 1. Introduction This article is about jshell, an interactive REPL (Read-Evaluate-Print-Loop) console that is bundled with the JDK for the upcoming Java 9 release. For those not familiar with the concept, a REPL allows to interactively run arbitrary snippets of code and evaluate their… Continue Reading java-9-repl
getdocs