Java Resources

Converting XML to JSON, Raw Use in MongoDB, and Spring Batch

Need to convert your XML data to JSON? Here's how to do it using MongoDB as a sample use case and Spring Batch to help.

December 3, 2017

by Michael Good

· 32,317 Views · 9 Likes

This tutorial shows how to mock a REST API using SOAP UI, with screenshots included, for testing and developing your front end if the back end isn't available.

December 1, 2017

by Dilini Rajapaksha

· 62,189 Views · 5 Likes

Testing Your API Assertions With the Spock Framework

Learn how to test your APIs with Spock, a comprehensive testing framework that uses Java and Groovy, leveraging the benefits of several existing Java frameworks.

November 30, 2017

by Grigor Avagyan

· 14,064 Views · 5 Likes

Intro to Redis With Spring Boot

In this tutorial, get an introduction Spring Data Redis and learn one way of connecting it to a web application to perform CRUD operations.

November 29, 2017

by Michael Good

· 173,421 Views · 9 Likes

Spring Data REST and Projections

This overview of projections in Spring Data REST shows how we can use Projections in a similarly to Data Transfer Objects to control what clients see.

November 29, 2017

by Martin Farrell

· 42,184 Views · 6 Likes

Build a Secure SPA With Spring Boot and OAuth

Learn how to build a secure SPA using Spring Boot and OAuth while using a Spring Boot starter to get additional support for validation and authority mapping.

Updated November 28, 2017

by Brian Demers

· 32,569 Views · 33 Likes

Add User Management to Your Play Framework App With OIDC

This dive into Play Framework explores how you can bring user management to your app using Okta, pac4j, and OpenID Connect.

November 27, 2017

by Matt Raible

· 11,322 Views · 3 Likes

Spring Web Service to Securely Transfer SOAP Request and Response Call

In this post, we explore the way in which you can apply encryption to a SOAP request and response call using a 256-bit key.

November 27, 2017

by Shrisowdhaman Selvaraj

· 14,837 Views · 6 Likes

Encrypting Working Files Locally in Spring Batch

Java is still one of the most ubiquitous programming languages out there. Learn how to secure your Java-based applications with encryption.

November 26, 2017

by Rik Scarborough

· 9,505 Views · 1 Like

MicroProfile: 5 Things You Need to Know

Here is everything you need to know about the ongoing design, philosophy, and process of developing the MicroProfile initiative.

November 26, 2017

by Alex Theedom

· 56,913 Views · 5 Likes

Java: The Factory Method Pattern

Explored the Factory Method pattern, walk through a Java example, and examine some other patterns that can be good alternatives to it.

November 25, 2017

by Justin Albano

CORE

· 111,298 Views · 32 Likes

An Intro to JSP, JSF, and EL

Let's talk about accessing HTTP objects using JSP, the newer and preferred JSF, and how to use Expression Language in your Java EE projects.

Updated November 24, 2017

by Alex Theedom

· 14,573 Views · 4 Likes

Comparing RESTful APIs and SOAP APIs Using MuleSoft as an Example

This overview will help you understand both RESTful and SOAP APIs, the differences between them, and how to choose between the two.

November 23, 2017

by Ajaysankar J

· 15,153 Views · 3 Likes

Installing Java, Supervisord, and Other Service Dependencies With Ansible

Learn how to use a playbook in Ansible to install and configure an instance of Java and Supervisord, to restart the process in case of a crash.

November 22, 2017

by Bill O'Neil

· 11,154 Views · 2 Likes

With so many voices out there on the Internet, who should you really be following to get the latest and greatest Java news and tips? Here are 10 experts.

November 22, 2017

by Anna Smith

· 28,735 Views · 37 Likes

Java: What to Know About Passing by Value

Of course, in Java, arguments are always passed by value. Let's see what that means inside and the heap with primitives, collections, and making modifications.

Updated November 22, 2017

by Hussein Terek

· 64,363 Views · 50 Likes