// Path: src/main/java/org/terasology/cities/deco/Decoration.java
// public interface Decoration {
//     // empty
// }
// 
// Path: src/main/java/org/terasology/cities/door/Door.java
// public interface Door {
//     // empty marker interface
// }
// 
// Path: src/main/java/org/terasology/cities/model/roof/Roof.java
// public interface Roof {
// 
// 
// }
// 
// Path: src/main/java/org/terasology/cities/window/Window.java
// public interface Window {
//     // empty 
// }


import com.google.common.collect.Sets;
import org.terasology.cities.deco.Decoration;
import org.terasology.cities.door.Door;
import org.terasology.cities.model.roof.Roof;
import org.terasology.cities.window.Window;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
        return baseHeight;
    }

    /**
     * @param window the window to add
     */
    public void addWindow(Window window) {
        windows.add(window);
    }

    /**
     * @param door the door to add
     */
    public void addDoor(Door door) {
        doors.add(door);
    }

    /**
     * @param decoration the decoration to add
     */
    public void addDecoration(Decoration decoration) {
        decorations.add(decoration);
    }

    @Override
    public Set<Window> getWindows() {
        return Collections.unmodifiableSet(windows);
    }

    @Override
// Path: src/main/java/org/terasology/cities/deco/Decoration.java
// public interface Decoration {
//     // empty
// }
// 
// Path: src/main/java/org/terasology/cities/door/Door.java
// public interface Door {
//     // empty marker interface
// }
// 
// Path: src/main/java/org/terasology/cities/model/roof/Roof.java
// public interface Roof {
// 
// 
// }
// 
// Path: src/main/java/org/terasology/cities/window/Window.java
// public interface Window {
//     // empty 
// }


// Path: src/main/java/org/terasology/cities/bldg/AbstractBuildingPart.java
import com.google.common.collect.Sets;
import org.terasology.cities.deco.Decoration;
import org.terasology.cities.door.Door;
import org.terasology.cities.model.roof.Roof;
import org.terasology.cities.window.Window;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

        return baseHeight;
    }

    /**
     * @param window the window to add
     */
    public void addWindow(Window window) {
        windows.add(window);
    }

    /**
     * @param door the door to add
     */
    public void addDoor(Door door) {
        doors.add(door);
    }

    /**
     * @param decoration the decoration to add
     */
    public void addDecoration(Decoration decoration) {
        decorations.add(decoration);
    }

    @Override
    public Set<Window> getWindows() {
        return Collections.unmodifiableSet(windows);
    }

    @Override
    public Set<Door> getDoors() {