GitHub

java.lang.NoSuchMethodError when abstract class implementing ExtensionAware is used as type for project.container(Class)

When one accesses the getExtensions() method of an abstract class that implements ExtensionAware a java.lang.NoSuchMethodError is thrown. The conditions for this to ...
TheServerSide

Use sealed classes in Java to control your inheritance

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...
InfoWorld

How to write reusable Java code

Maximizing code reuse in your Java programs means writing code that is easy to read, understand, and maintain. Here are eight ways to get started. Writing reusable code is a vital skill for every ...
IEEE

Detecting Vulnerable Java Classes Based on the Analysis of Java Library Call Graph

Abstract: Java Virtual Machine relies on the SecurityManager class to prevent illegal system resource access by external Java code (e.g., Java Applet). The SecurityManager checks the access right of ...
IEEE

Mining Key Classes in Java Projects by Examining a Very Small Number of Classes: A Complex Network-Based Approach

Abstract: Key classes have become excellent starting points for developers to understand unknown software systems. Up to now, a variety of approaches have been proposed to mine key classes in a ...
GitHub

Confusion over what Concrete types are

The abstract class mechanism supports the notion of a general concept, such as a shape, of which only more concrete variants, such as circle and square, can ...