Java Resources

Connecting Elasticsearch Directly to your Java EE Application

Elasticsearch can help the Java EE world with both NoSQL documents and a search engine. See how to join the best of these two worlds using Eclipse JNoSQL.

April 20, 2018

by Otavio Santana

CORE

· 30,678 Views · 11 Likes

REST API Testing With Spring Cloud Feign Clients

Looking to make the job of testing your REST API easier and more relevant? Then this post is for you. Read on for details.

April 20, 2018

by Dzmitry Ihnatsyeu

· 53,825 Views · 1 Like

Optional.isEmpty() Coming to Java?

Is it really needed? Let's take a look at the justification provided and see if this method is coming to Java any time soon.

April 19, 2018

by Dustin Marx

· 16,461 Views · 9 Likes

Spring Cloud Gateway - Configuring a Simple Route

Spring Cloud Gateway can help implement the gateway pattern for your API, especially in a microservices environment. Learn how to make use of it by way of an example.

April 18, 2018

by Biju Kunjummen

· 47,245 Views · 12 Likes

Waiting for Another Thread With CyclicBarrier

Let's outline the ideal scenarios and steps involved when invoking CyclicBarrier to wait for threads, or when other classes might be better.

Updated April 16, 2018

by Thomas Krieger

· 17,773 Views · 11 Likes

Java 8 (A Comprehensive Look)

Here's everything you wanted to know about what Java 8 brought to development, with a special focus on functional programming.

Updated April 16, 2018

by Robin Rizvi

CORE

· 82,247 Views · 201 Likes

Integrate SendGrid With a Spring Boot and Java App

In this post, you will learn how to integrate SendGrid's Java Web APIs into your Spring Boot application. Read on to get started!

April 16, 2018

by Ajitesh Kumar

· 34,394 Views · 4 Likes

Spring Boot + JPA + Hibernate + Oracle

This tutorial will walk you through the steps needed to combine the power of Spring Boot, Hibernate, and Oracle.

April 14, 2018

by Hussein Terek

· 463,560 Views · 29 Likes

Getting Started With Jenkins: The Ultimate Guide

If you've heard the buzz about Jenkins for CI/CD and want to get started, this guide will teach you all the steps (and workarounds for problems) you'll need.

April 13, 2018

by Rodrigo Moutinho

· 40,339 Views · 27 Likes

Host Your Maven Artifacts Using Amazon S3

If you are looking for somewhere to host your artifacts, using AWS bring you halfway there. Follow these steps for the rest of the process.

April 13, 2018

by Emmanouil Gkatziouras

CORE

· 37,910 Views · 5 Likes

Implement Secure Microservices With Spring Security and OAuth 2.0

As microservices take root, it's important to make sure you're keeping them secure. See how to do that with Spring Security and OAuth 2.0.

April 13, 2018

by Matt Raible

· 53,876 Views · 16 Likes

Blockchain Implementation With Java Code

Let's take a look at a possible blockchain implementation using Java. We build up from first principles and develop some code to help show how it all fits together.

April 12, 2018

by David Pitt

· 58,208 Views · 31 Likes

Java Quiz 15: Improve Encapsulation of Your Code

Get caught up with the answer to the previous quiz on overloading methods, and try your hand at this quiz, which deals with improving the encapsulation of your code.

April 11, 2018

by Sar Maroof

· 14,173 Views · 5 Likes

Host Your Maven Artifacts Using Azure Blob Storage

Want to use Azure Blob Storage to host your Maven artifacts? Here's a simple guide to bringing your Java projects to the cloud for ease of accessibility.

Updated April 10, 2018

by Emmanouil Gkatziouras

CORE

· 17,329 Views · 4 Likes

Apache Flink Basic Transformation Example

Apache Flink helps build big data in a efficient and scalable way. Learn how to use it to read data from a file, transform it to uppercase, and write it to another file.

April 10, 2018

by Upender Chinthala

· 20,789 Views · 4 Likes

SSL-Based REST Web Service in Java JAX-RS With Spring

In this post, we go over how to add an SSL-based REST web service to a web applicaiton based on the Spring framework. Let's get started!

Updated April 9, 2018

by Abhijit Pritam Dutta

· 43,991 Views · 17 Likes

A RESTful Web Service Project in Java JAX-RS with Spring and Apache CXF

We show you step-by-step, how to use these tools and frameworks to create a callable, REST web service. Let's get started!

Updated April 9, 2018

by Abhijit Pritam Dutta

· 76,135 Views · 15 Likes

Using Java's Future and ExecutorService

See how Future and ExecutorService work independently and how they can be combined to solve issues with intense calculations, background tasks, and more.

April 9, 2018

by Kostadin Hamanov

· 118,812 Views · 38 Likes

Hybrid Spring Boot and React or Angular: A Better Way

In this post, a developer presents a better solution for creating a hybrid development project using React or Angular and Spring Boot.

April 6, 2018

by Eric Murphy

· 30,734 Views · 18 Likes

Hibernate Tips: How to Map a View With Hibernate

Using Hibernate and need to map read-only database views? Here's a quick, simple solution to your problem using the @Immutable annotation.

April 5, 2018

by Thorben Janssen

· 42,996 Views · 4 Likes

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