Spring Batch Job Example - Java Code Geeks
In this article we present an example of setting up a Spring Batch Job that reads data from a CSV file and writes them to an XML file. We will use Spring’s JobLauncherTestUtils to fire the job. The full example code is available for download at the end of the article. But before we delve into the example code, we present a few concepts in brief that should help one to quickly grasp what Spring Bat
JSP Tutorial For Beginners - Java Code Geeks
JSP is a server side technology which helps to create dynamic, platform-independent java web applications and is mainly used for implementing the presentation layer. In this tutorial, we will look into the essentials of the JSP technology with illustrating some simple code. As a prerequisite of this post, we assume you have knowledge what is HTML, web server and Java programming language and how w
JAX-RS Security Example - Java Code Geeks
1. IntroductionSecurity is an important aspect of web-services. Security can be ensured at several different application layers. The Oracle document here propounds different mechanisms of implementing security. In this article we are going to keep it simple and demonstrate how transport layer security could be introduced. So we are going to cook-up a simple jax-rs application that entertains some
JSON with JAX-RS Example - Java Code Geeks
IntroductionThis article presents an example of using JSON with the JAX-RS API. Well, this a simple introductory statement that carries a lot of weight as it assumes that the reader is familiar with JAX-RS, Jersey and JSON; terms that we are going to frequent in this example. For those unfamiliar but still interested in the adventure we will skim through a bit. JAX-RS is a Java API designed to be
Creating JAX-RS web service using Jersey Example - Java Code Geeks
IntroductionJersey as it states in the website, is more than just a reference implementation. It also has it’s own API that extends the specification toolkit with additional wrapped features and utilities to simplify RESTful service and client development. It also exposes numerous extension SPIs so that developers may extend Jersey to best suit their needs. For this post, we’re going to demonstrat
Tomcat server.xml Configuration Example - Java Code Geeks
Alvin ReyesFebruary 24th, 2015Last Updated: April 3rd, 2019 Almost every application container will have some form of a server.xml file. It’s basically where every meta-data or configurations that the container needs for it to complete it’s initialization. This can be configured so that software designers and architects can inject services needed on runtime or upon destruction (stop). It is equall
java.nio.channels.FileLock Example - Java Code Geeks
Prasad SayaDecember 30th, 2014Last Updated: March 19th, 2019 This article introduces the FileLock class and its basic usage. This article examples show using file locks with FileChannels. The examples in this article are compiled and run in Windows OS environment. Note that Java SE 7 is required to run the code. 1. IntroductionFileLock is a token representing a lock on a region of a file. This is
Java 8 Optional Example - Java Code Geeks
In this article, we are going to show how to use the new Java 8 Optional – java.util.Optional class. 1. IntroductionThe null reference is a very common problem in Java, everybody got once a NullPointerException because some variable or input parameter was not properly validated. In Java, null, can have a logical value and a meaning; so it is important to take it into consideration and do not ignor
RESTful Java Client With java.net.URL - Java Code Geeks
Nikos MaravitsasDecember 28th, 2013Last Updated: December 28th, 2013 In this example we are going to see how you can use java.net package utilities, to create RESTful clients that can consume simpele REST Services. It is not the easiest way to create a RESTful client, as you have to read the response yourself, as well as marshal and unmarshal Java Objects to some kind of stream, if that’s what is
JUnit Using Assertions and Annotations Example - Java Code Geeks
In this example we are going to create test cases so as to understand the use of assertions and annotations in JUnit testing framework. Also, we will see how to run these test cases from the command line by using the org.junit.runner.JUnitCore. If you prefer running your test cases via Eclipse, you can have a look at JUnit Getting Started Example. Let’s start with an example with the most importan
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
JDBC Batch Insert Example - Java Code Geeks
JDBC Batch Update Example - Java Code Geeks
Introduction to JSF Facelets Templates - Java Code Geeks
JSF Managed Beans Example - Java Code Geeks
JDBC Transaction Management Example
JAX-RS @FormParam Example - Java Code Geeks
JAX-WS Spring Integration Example - Java Code Geeks
Jersey Hello World Example - Java Code Geeks
Spring 3 Bean Reference Example - Java Code Geeks