This project is a demonstration of how to handle user input in Java and use object-oriented programming (OOP) concepts such as inheritance and polymorphism. The program allows users to select a type ...

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showConfirmDialog(); showMessageDialog(); and showOptionDialog(). JOptionPane import and methods. For example, the following Java class uses JOptionPane’s showInputDialog() method to prompt for user ...

Use java.io package for output operations. 4. User Input: Use Java Console object, Scanner class, Swing JOptionPane, or System.in. 5. Exception Handling: Handle I/O exceptions to prevent ...

The Console’s readPassword() method performs the same function as readLine(), with the following two exceptions:. readPassword() does not echo text back while the user types readPassword() encrypts ...