Exercise 2:
Add a list of numbers in the text area, then calculate their Maximum, Minimum and Average. Use the following GUI to build your application. Handel all exceptions.
Exercise 3:
Complete the program below in order to make run properly by competing validName methods and add try- catch block in the main method

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Complete the program below in order to make run properly by competing validName methods and add trycatch block in the main method public class ExceptionWithThrow { public static String validName(String name) throws InputMismatchException{ // check here if the name is a valid name // through InputMismatchException if invalid //throw // return the name if it is valid } public static void main(String[] args) { // Ask the user to enter a name and their validity through validName method // Add...
Please use netBeans Exercise 4:A librarian needs to keep track of the books he has in his Library.1. Create a class Book that has the following attributes: ISBN, Title, Author, Subject, and Price. Choose anappropriate type for each attribute.2. Add a static member BookCount to the class Book and initialize it to zero.3. Add a default constructor for the class Book. Increment the BookCount static member variable and an initialization constructor for the class Book. Increment the BookCount in all constructors.4....
I want to extend this GUI application in java language.
Thanks for the help in advance.
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
public class FormWindow {
private JFrame frame;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new
Runnable() {
public
void run() {
try {
FormWindow window = new
FormWindow();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the application.
*/
public FormWindow() {
initialize();
...
I. User Interface Create a JavaFX application with a graphical user interface (GUI) based on the attached “GUI Mock-Up”. Write code to display each of the following screens in the GUI: A. A main screen, showing the following controls: • buttons for “Add”, “Modify”, “Delete”, “Search” for parts and products, and “Exit” • lists for parts and products • text boxes for searching for parts and products • title labels for parts, products, and the application title B. An add...
import java.util.Scanner; import java.io.File; public class Exception2 { public static void main(String[] args) { int total = 0; int num = 0; File myFile = null; Scanner inputFile = null; myFile = new File("inFile.txt"); inputFile = new Scanner(myFile); while (inputFile.hasNext()) { num = inputFile.nextInt(); total += num; } System.out.println("The total value is " + total); } } /* In the first program, the Scanner may throw an...
Lab 10: ArrayLists and Files in a GUI Application For this lab, you will work on a simple GUI application. The starting point for your work consists of four files (TextCollage, DrawTextItem, DrawTextPanel, and SimpleFileChooser) in the code directory. These files are supposed to be in package named "textcollage". Start an Eclipse project, create a package named textcollage in that project, and copy the four files into the package. To run the program, you should run the file TextCollage.java, which...
Write the C# code and make a screenshot of the output according to tasks given below: Create a class named Prism with protected data fields named height and volume (Use double data type for the fields) [5 points] Include public properties for each field. The Height and Volume properties should have get and set accessors. [5 points] Add default constructor which sets the value of Height and Volume properties to 1 and 1 respectively. [5 points] Add overloading constructor which...
create a new Java application called "CheckString" (without the quotation marks) according to the following guidelines. ** Each method below, including main, should handle (catch) any Exceptions that are thrown. ** ** If an Exception is thrown and caught, print the Exception's message to the command line. ** Write a complete Java method called checkWord that takes a String parameter called word, returns nothing, and is declared to throw an Exception of type Exception. In the method, check if the...
This project involves writing a program with functionality of your choosing. You must include the programming elements as described below and must adhere to the general requirements below. Programming elements: The code must contain the following elements: (You may complete one program containing all of these elements or you may submit more than one program where all program together contain the following elements.) Classes (at least 3) Instance Fields and Methods Constructors Overloaded Method/Constructor (at least one) Arrays / ArrayLists...
Program 2 #include #include using namespace std; int main() { int total = 0; int num = 0; ifstream inputFile; inputFile.open("inFile.txt"); while(!inputFile.eof()) { // until we have reached the end of the file inputFile >> num; total += num; } inputFile.close(); cout << "The total value is " << total << "." << endl; Lab Questions: We should start by activating IO-exceptions. Do so using the same method in Step 3 of the Program 1 assignment above, except that instead...