DV_sheet04

DV sheet4

Aufgabe 1_1
public class Person {
	private String firstname;
	private String lastname;
	private String address;
	public String getFirstname() {
		return firstname;
	}
	public void setFirstname(String firstname) {
		this.firstname = firstname;
	}
	public String getLastname() {
		return lastname;
	}
	public void setLastname(String lastname) {
		this.lastname = lastname;
	}
	public String getAddress() {
		return address;
	}
	public void setAddress(String address) {
		this.address = address;
	}
	public String toString() {
		return "firstname= " + firstname + " lastname= " + lastname + " address=" + address;
	}
}

Aufgabe 1_2
public class Employee extends Person {
	private int ssn;
	private double salary;
	private String status;
	public Employee(int socialsecuritynumber) {
		ssn=socialsecuritynumber;
	}
	public int getSsn() {
		return ssn;
	}
	public void setSsn(int ssn) {
		this.ssn = ssn;
	}
	public double getSalary() {
		return salary;
	}
	public void setSalary(double salary) {
		this.salary = salary;
	}
	public String getStatus() {
		return status;
	}
	public void setStatus(String status) {
		this.status = status;
	}
}

Aufgabe 1_3
public class Client extends Person {
	private int clientNumber;
	private int priority;
	private String lastOrder;
	public Client(int clientNumber) {
		this.clientNumber=clientNumber;
	}
	public int getClientNumber() {
		return clientNumber;
	}
	public void setClientNumber(int clientNumber) {
		this.clientNumber = clientNumber;
	}
	public int getPriority() {
		return priority;
	}
	public void setPriority(int priority) {
		this.priority = priority;
	}
	public String getLastOrder() {
		return lastOrder;
	}
	public void setLastOrder(String lastOrder) {
		this.lastOrder = lastOrder;
	}
}
Aufgabe 1_4
Client clione = new Client(1);
		Client clitwo = new Client(2);
		Employee empone = new Employee(1);
		Employee emptwo = new Employee(2);
		Person[] people = new Person[4];
		empone.setFirstname("Hans");
		empone.setLastname("Peter");
		empone.setAddress("123");
		emptwo.setFirstname("Hans");
		emptwo.setLastname("Peter");
		emptwo.setAddress("123");
		clione.setFirstname("Hans");
		clione.setLastname("Peter");
		clione.setAddress("123");
		clitwo.setFirstname("Hans");
		clitwo.setLastname("Peter");
		clitwo.setAddress("123");
		people[0] = clione;
		people[1] = clitwo;
		people[2] = empone;
		people[3] = emptwo;
		for(Person p : people)
			System.out.println(p);

Aufgabe 2_1
import java.util.Scanner;
public interface Player {
	public int chooseNext();
}

Aufgabe 2_2
import java.util.Scanner;

public class Human implements Player{
	public int chooseNext(){
        Scanner sc = new Scanner(System.in);
        int x = sc.nextInt();
        return x;
    }
}

Aufgabe 2_3
public class Computer implements Player {
	public int chooseNext() {
		double x = Math.random();
		if(x<0.33)
			return 0;
		if(x<0.66)
			return 1;
		else
			return 2;
	}
}

Aufgabe 3_1
public interface Clickable{
    public void click();
    public void doubleClick(int ms);
}

Aufgabe 3_2
public interface Drawable{
    public void draw();
}

Aufgabe 3_3
public class LaunchButton implements Clickable, Drawable {

	public void draw() {
		System.out.println("box");
	}


	public void click() {
		System.out.println("select");
	}


	public void doubleClick(int ms) {
		if(ms<200)
        	System.out.println("launch");
	}

}