This article discusses the steps to solve the error “org.jboss.resteasy.core.NoMessageBodyWriterFoundFailure: Could not find MessageBodyWriter for response object of type” that you can have at runtime in a REST application.
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How to create a Maven project from Eclipse
Maven is a popular build automation tool used primarily for Java-based projects, one of the most widely used programming languages. When it comes to Java development, Eclipse is a commonly used integrated development environment (IDE). Basics of Eclipse Eclipse is a powerful IDE widely used for Java and Android application development. It offers an excellent … Read more
How to list Maven local artifacts using JBang
Listing the available artifacts in your Maven local repository generally requires a Maven project. In this article we will show how to create a simple JBang script to list all dependencies for an artifact in your local Maven repository.
Modern Java interview questions (2023)
Are you going for a Java Interview ? This article contains a list of Interview Questions which are covering modern aspects of Java, such as Functional programming, Stream API, new IO API and much more.
How to reverse Engineer your DB schema in Java
[Updated] In this article we will show how to reverse engineer your database schema into JPA/Hibernate Entity objects using JBoss Forge which is a free tool that enables to scaffold Java projects. It also enables to reverse engineer the Entities from the Database. Installing Forge Firstly, install JBoss forge as IDE plugin or as OS tool … Read more
How do I fire an action every time a JBPM Node enters?
One of the key components of jBPM is the Service Task, which provides a way to integrate custom actions and logic into your business processes. In this article, we will explore how to utilize a jBPM Service Task to execute Java actions when entering or leaving a specific node.
How to do a Database dump of H2 DB
Using the H2 Database is a common option when developing application prototypes. Once challenge is that, if you are using it as in-memory embedded H2 database , you cannot access the database from outside the JVM. A simple trick is to create a dump of the database, to check the data in all tables In this tutorial we will learn several ways to do that in a standard JPA application and in a Spring Boot application.
How to create a custom WorkItem Handler in jBPM
In this second tutorial about jBPM WorkItemHandler we will discuss how to create a custom WorkItemHandler which can be used to plug into your BPMN process some complex Java logic. A WorkItemHandler is a class that implements the org.kie.runtime.instance.WorkItemHandler interface. There are several built-in WorkItemHandler available in jBPM, for example: In this tutorial we have … Read more
15 Eclipse Tips to improve your productivity
Are you an Eclipse IDE user looking to boost your productivity? Eclipse is a powerful integrated development environment with a wide range of features and functionalities that can enhance your coding experience. In this article, we will explore 15 Eclipse tips and tricks that can help you work more efficiently, navigate through your codebase effortlessly, and make the most of this popular Java IDE.
How to assert Exceptions in JUnit
JUnit 5 provides several ways to assert that a certain exception is thrown in a @Test method. In this tutorial, we will show you how to use assert Exceptions using JUnit5 and JUnit4 Tests.