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27 lines (22 loc) · 855 Bytes
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Building.java
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27 lines (22 loc) · 855 Bytes
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public class Building {
private String name;
private int numRooms;
public Building(String name) { this.name = name; }
public String getName() { return name; }
public int getNumRooms() { return numRooms; }
public class Room {
private String name; // shadows outer class' name field
public Room(String name) {
this.name = name;
numRooms++;
}
public String getName() { return name; }
public String getBuildingName() { return Building.this.name; }
}
public static void main(String[] args) {
Building building = new Building("My Building");
Building.Room room1 = building.new Room("New Room 1");
Building.Room room2 = building.new Room("New Room 2");
System.out.println("Num rooms: " + building.getNumRooms());
}
}