Added Interface for EstateAgents and Estates

Added the Command Line Interface for EstateAgents and Estates without
functionality.
Added Data Structures for Estates, Apartments and Houses.

02/src/de/dis2017/data/Apartment.java

@@ -0,0 +1,40 @@
+package de.dis2017.data;
+
+public class Apartment extends Estate{
+	int floor;
+	int rent;
+	int rooms;
+	boolean balcony;
+	boolean builtinKitchen;
+	
+	public int getFloor() {
+		return floor;
+	}
+	public void setFloor(int floor) {
+		this.floor = floor;
+	}
+	public int getRent() {
+		return rent;
+	}
+	public void setRent(int rent) {
+		this.rent = rent;
+	}
+	public int getRooms() {
+		return rooms;
+	}
+	public void setRooms(int rooms) {
+		this.rooms = rooms;
+	}
+	public boolean isBalcony() {
+		return balcony;
+	}
+	public void setBalcony(boolean balcony) {
+		this.balcony = balcony;
+	}
+	public boolean isBuiltinKitchen() {
+		return builtinKitchen;
+	}
+	public void setBuiltinKitchen(boolean builtinKitchen) {
+		this.builtinKitchen = builtinKitchen;
+	}
+}

02/src/de/dis2017/data/Estate.java

@@ -0,0 +1,61 @@
+package de.dis2017.data;
+
+/**
+ * EstateAgent data class
+ */
+public abstract class Estate {
+	private int id = -1;
+	private String city;
+	private int postalcode;
+	private String street;
+	private int streetnumber;
+	private int squarearea;
+	
+	public int getId() {
+		return id;
+	}
+	
+	public void setId(int id) {
+		this.id = id;
+	}
+	
+	public String getCity() {
+		return city;
+	}
+	
+	public void setCity(String city) {
+		this.city = city;
+	}
+	
+	public int getPostalcode() {
+		return postalcode;
+	}
+	
+	public void setPostalcode(int postalcode) {
+		this.postalcode = postalcode;
+	}
+	
+	public String getStreet() {
+		return street;
+	}
+	
+	public void setStreet(String street) {
+		this.street = street;
+	}
+	
+	public int getStreetNumber() {
+		return streetnumber;
+	}
+	
+	public void setStreetnumber(int streetnumber) {
+		this.streetnumber = streetnumber;
+	}
+	
+	public int getSquareArea() {
+		return streetnumber;
+	}
+	
+	public void setSquareArea(int squarearea) {
+		this.squarearea = squarearea;
+	}
+}

02/src/de/dis2017/data/House.java

@@ -0,0 +1,28 @@
+package de.dis2017.data;
+
+public class House extends Estate {
+	int floors;
+	int price;
+	boolean garden;
+	
+	public int getFloors() {
+		return floors;
+	}
+	public void setFloors(int floors) {
+		this.floors = floors;
+	}
+	public int getPrice() {
+		return price;
+	}
+	public void setPrice(int price) {
+		this.price = price;
+	}
+	public boolean isGarden() {
+		return garden;
+	}
+	public void setGarden(boolean garden) {
+		this.garden = garden;
+	}
+	
+	
+}