It is critical for enterprise-level web apps and microservices, which are expected to grow in popularity over the coming year. Mastering Java will prove to be of enormous assistance to Java developers of all levels. This book includes a variety of topics and provides a concise explanation of its Introduction, benefits, characteristics, or why java is so essential. Mastering Java also includes installation advice and information on the many components that make it work, such as Object-Oriented Programming, Strings, Collections, Packages, Databases, and so on.