Developers make assumptions about how our code will behave when executed, but we’re not always right. Without certainty, it is challenging to write programs that work correctly at runtime. Java ...

creator and the consumer about the functioning of the application. Assertions provide a mechanism for implementing the design-by-contract principal. Assertions were introduced in early programming ...

The Object Oriented paradigm is influenced by the design by contract principal, wherein, the creator and the consumer mutually agree to follow certain rules. The design by contract theory states that ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

You probably have used assertion methods when unit testing through frameworks like JUnit or third-party assertion libraries like AssertJ. But, do you know that Java has a built-in assert mechanism? If ...

The term assert is a Java keyword that was introduced into the language with the JDK 1.4 release in February 2002. Java's assert keyword is unique in two very interesting ways: The Java assert is ...

A program can fail for just about any reason. Here are a few posibilities commonly covered in OCP: Your program tries to read a file that doesn't exist. Your program tries to access a database, but ...

Abstract: This paper addresses the need for rapid and robust integration of external statechart assertions with the software components of a system of systems (SoSes) for the purpose of runtime ...