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Guide to ParameterMessageInterpolator 1. Overview One of the features of Java JSR 380 is allowing expressions while interpolating the validation messages with parameters. When we use Hibernate Validator, there is a requirement that we need to add one of the uniform implementations of Java JSR 341 as a dependency to our… Continue Reading hibernate-parametermessageinterpolator
Validations for Enum Types 1. Introduction In the tutorial Java Bean Validation Basics, we saw how we can apply javax validations using JSR 380 to various types. And in the tutorial Spring MVC Custom Validation, we saw how to create custom validations. In this next tutorial, we’ll focus on building validations for… Continue Reading javax-validations-enums
How to Set Up a WildFly Server 1. Introduction In this tutorial, we explore the different server modes and configurations of the JBoss WildFly application server. WildFly is a lightweight application server with a CLI and an admin console. Before we get started, though, we need to make sure we… Continue Reading wildfly-server-setup
An Introduction to CDI (Contexts and Dependency Injection) in Java Java EE 1. Overview CDI (Contexts and Dependency Injection) is a standard dependency injection framework included in Java EE 6 and higher. It allows us to manage the lifecycle of stateful components via domain-specific lifecycle contexts and inject components (services)… Continue Reading java-ee-cdi
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Introduction to Mustache 1. Overview In this article, we’ll focus on Mustache templates and use one of its Java APIs for producing dynamic HTML content. Mustache is a logicless template engine for creating dynamic content like HTML, configuration files among other things. 2. Introduction Simply put, the engine is classified… Continue Reading mustache
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Validating Container Elements with Bean Validation 2.0 1. Overview The 2.0 Version of the Java Bean Validation specification adds several new features, among which is the possibility to validate elements of containers. This new functionality takes advantage of type annotations introduced in Java 8. Therefore it requires Java version 8… Continue Reading bean-validation-container-elements
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Difference Between @NotNull, @NotEmpty, and @NotBlank Constraints in Bean Validation 1. Overview Bean Validation is a standard validation specification that allows us to easily validate domain objects by using a set of constraints declared in the form of annotations. While overall, the use of bean validation implementations such as Hibernate Validator… Continue Reading java-bean-validation-not-null-empty-blank
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Deploy a WAR File in JBoss 1. Introduction In this tutorial, we’re going to have a look at how to deploy a war file on the JBoss server. We can deploy the war file either by placing the file in the suitable directory manually or directly from Eclipse. 2. Deploying… Continue Reading jboss-war-deploy
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Routing In Play Applications in Java 1. Overview Routing is a common concept that appears in most web development frameworks including Spring MVC. A route is a URL pattern that is mapped to a handler. The handler can be a physical file, such as a downloadable asset in the web… Continue Reading routing-in-play
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Increase Heap Memory for WildFly 1. Overview In this quick tutorial, we’ll have a look at how to increase the heap memory size for WildFly. Naturally, increasing memory size can be useful in order to handle a large number of applications running on the server 2. Using the Startup File… Continue Reading wildfly-increase-heap
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