erste Aufgabe

PR2_UIB/Exercises/Testat1/Aufgabe1/Aufgabe1_IO_Vererbung

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+Aufgabe 1:
+Schreiben Sie ein Java-Programm, das diese Informationen liest, 
+Objekte entsprechend der Rolle der Person erstellt und eine Liste aller Personen ausgibt. 
+Implementieren Sie Klassen für Person, Employee und Manager, die die entsprechenden Attribute und Methoden enthalten. 
+Verwenden Sie Vererbung, um die Beziehung zwischen den Klassen darzustellen. 
+Das Programm sollte auch die jährlichen Einkommen für jede Person berechnen und ausgeben.

PR2_UIB/Exercises/Testat1/Aufgabe1/Employee.java

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+package Testat1.Aufgabe1;
+
+public class Employee extends Person {
+	protected String department;
+	
+	public Employee (String name, int age, double salary, String department) {
+		super(name, age, salary);
+		this.department = department;
+	}
+}

PR2_UIB/Exercises/Testat1/Aufgabe1/Main.java

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+package Testat1.Aufgabe1;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.util.ArrayList;
+
+public class Main {
+	public static void main (String[] args) {
+		ArrayList<Person> people = new ArrayList<>();
+		
+		try (BufferedReader reader = new BufferedReader(new FileReader("Exercises/Testat1/Aufgabe1/personen"))){
+			String line;
+			while((line = reader.readLine()) != null) {
+				if(!line.isEmpty()) {
+
+                    String key = line.toLowerCase();
+					switch (key) {
+					case "person": {
+						String name = reader.readLine().split(": ")[1];
+						int age = Integer.parseInt(reader.readLine().split(": ")[1]);
+						double salary = Double.parseDouble(reader.readLine().split(": ")[1]);
+						people.add(new Person(name, age, salary));
+						break;
+						}
+					case "employee": {
+						String name = reader.readLine().split(": ")[1];
+						int age = Integer.parseInt(reader.readLine().split(": ")[1]);
+						double salary = Double.parseDouble(reader.readLine().split(": ")[1]);
+						String department = reader.readLine().split(": ")[1];
+						people.add(new Employee(name, age, salary, department));
+						break;
+					}
+					case "manager":{
+						String name = reader.readLine().split(": ")[1];
+						int age = Integer.parseInt(reader.readLine().split(": ")[1]);
+						double salary = Double.parseDouble(reader.readLine().split(": ")[1]);
+						String department = reader.readLine().split(": ")[1];
+						double bonus = Double.parseDouble(reader.readLine().split(": ")[1]);
+						people.add(new Manager(name, age, salary, department, bonus));
+						break;
+					}
+						
+					default:
+						throw new IllegalArgumentException("Unexpected value: " + key);
+					}
+				}
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		for (Person person : people) {
+			System.out.println("Name: " + person.name);
+			System.out.println("Age: " +  person.age);
+			System.out.println("Salary: " + person.salary);
+			System.out.println("Yearly Income: " + person.calculateYearlyIncome());
+			System.out.println();
+		}
+	}
+	
+}

PR2_UIB/Exercises/Testat1/Aufgabe1/Manager.java

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+package Testat1.Aufgabe1;
+
+public class Manager extends Employee{
+	protected double bonus;
+	
+	public Manager(String name, int age, double salary, String department, double bonus) {
+		super(name, age, salary, department);
+		this.bonus = bonus;
+	}
+	
+	@Override
+	public double calculateYearlyIncome() {
+		return super.calculateYearlyIncome() + bonus;
+	}
+	
+}

PR2_UIB/Exercises/Testat1/Aufgabe1/Person.java

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+package Testat1.Aufgabe1;
+
+public class Person {
+	protected String name;
+	protected int age;
+	protected double salary;
+	protected int id;
+	private static int increment = 1;
+	
+	public Person(String name, int age, double salary) {
+		this.name = name;
+		this.age = age;
+		this.salary = salary;
+		this.id = increment++;
+	}
+	
+	public double calculateYearlyIncome() {
+		return salary * 12;
+	}
+}

PR2_UIB/Exercises/Testat1/Aufgabe1/personen

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+Person
+Name: John Doe
+Age: 30
+Salary: 50000
+
+Employee
+Name: Alice Smith
+Age: 25
+Salary: 60000
+Department: Engineering
+
+Manager
+Name: Bob Johnson
+Age: 35
+Salary: 70000
+Department: Management
+Bonus: 10000

PR2_UIB/Exercises/Testat1/Test.java

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-package Testat1;
-
-public class Test {
-
-}