Java Programming Basics with Examples

Java Architecture Java architecture explains how a Java program is written, compiled, and executed. The Java architecture is broadly classified into three main stages: Coding Compilation Execution 1. Coding Coding is the process of writing Java program instructions inside a Java class using the main method. Key points: A Java program is saved with the .java file extension. To write Java programs, programmers use editors or Integrated Development Environments (IDEs). Editor An editor is software that supports only writing code. It does not support compilation, execution, or debugging. Examples of Editors: Notepad Notepad++ IDE (Integrated Development Environment) An IDE provides complete support for: Writing code Compiling programs Executing programs Debugging errors Examples of IDEs: Eclipse NetBeans IntelliJ IDEA 2. Compilation Compilation is the process of converting a .java file into a .class file. Key points: The Java compiler used for compilation is called javac. The compiler conv...