1. (TCOs 16) TicketsRUs needs an application to calculate ticket prices. There are three ticket prices: Orchestra $85 each Mezzanine $70 each Balcony $45 each There is also a 15% discount on matinee performances. Your application has the GUI shown below. With the following named components: Component Type Purpose txtNum JTextField Input for number of tickets chkMatinee JCheckBox Check if matinee performance radOrchestra JRadioButton Check for orchestra tickets radMezzanine JRadioButton Check for mezzanine tickets radBalcony JRadioButton Check for balcony tickets btnCalc JButton Click to calculate price txtEach JTextField Displays price of each ticket txtTotal JTextField Displays total price Clicking the CalcPrice button should determine the price per ticket and the total price based on the users input and display in txtEach and txtTotal. You should make sure the number of tickets is entered and a ticket type is selected, otherwise give an error message. The action listener for btnCalc is set up as follows. 1 2 3 4 5 btnCalc.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { calcPrice(); //write the code for this method } }); Write the calcPrice method that is called by the action listener. This class method has access to all of the GUI components. You DO NOT HAVE TO CODE THE GUI. ONLY write the code for this method which does all the work. The header for the method is: 1 private void calcPrice() (Points : 20) 2. (TCOs 16) Employees at a certain company get a yearly bonus based on years of service. The bonus is a percentage of their annual salary based on the table below. Years of Service Bonus Percentage < 5 3% 5 14 7% 15++ 12% Create a class called Employee that can be used for this. It should have attributes of Name; Years; and Salary. Create the following methods. Default constructor to initialize all attributes Get/Set for name, years, salary Get to calculate and return bonus rate Get to calculate and return bonus amount This class will be used with the Bonus Calculator GUI shown below. With the following named components: Component Type Purpose txtName JTextField Input for name txtYears JTextField Input for years txtSalary JTextField Input for salary btnCalc JButton Click to calculate bonus txtBonusPercent JTextField Displays bonus percentage txtBonusAmount JTextField Displays bonus amount You DO NOT have to code the GUI. The action listener for btnCalc is set up as follows. 1 2 3 4 5 btnCalc.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { calcBonus(); //write the code for this method } }); (Points : 20) 3. (TCOs 16) A trucking company has an application to track data from their trucks regarding miles driven and fuel used each month. This information is stored in a file named trucks.txt . This table has the following fields. TruckID Truck Number (String) Miles Miles Driven (double) Fuel Fuel Used (double) Format of file note the # delimiter character between fields TruckID#miles#fuel The application has a button that is clicked to read each line of the file and calculates and displays in the console the total miles driven, total fuel used, and average miles per gallon. You DO NOT have to write a separate class to process the data. The output in the console should look like: Total miles driven by all trucks xxx Total gallons of fuel used yyy Average miles per gallon for the fleet zz.zz The class method readFile() is called by the action listener to do the work. Write the code for this method. (Points : 15) 4. (TCOs 16) Assume a College database has a table to keep transcript data on students. The transcript table has fields for SSN, TotalPoints, and TotalCredits. You are to design an application that allows a student to input their SSN into a textbox (txtSSN) and press a button (btnCalc). The students GPA is calculated (divide points by credits) and displayed in txtGPA. Describe the process/steps to do this. Write pseudocode/...
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