Structure of Java Application | Core Java Tutorials

This Core Java Tutorial: “Java application Structure” explains clearly what is the format of java application, what are the elements of java application, how to write a basic program in java.


Structure of Java application:

  • Every application is a set of files/programs.
  • Every java application is a set of class files.
  • Every class file is a Model that represents Object.
  • JVM runs java application.
  • main() method is the starting point of every java application.
  • Every application should have a single starting point(main method).
  • We need to place main method only inside a single java class file by which application should starts.
  • It is allowed to defined main() in each class(but not recommended in real time applications).
  • The following program explains clearly how to structure a java application with very general example.



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