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PlaceSetting.java
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executable file
·80 lines (72 loc) · 1.51 KB
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//: reusing/PlaceSetting.java
package reusing; /* Added by Eclipse.py */
// Combining composition & inheritance.
import static net.mindview.util.Print.*;
class Plate {
Plate(int i) {
print("Plate constructor");
}
}
class DinnerPlate extends Plate {
DinnerPlate(int i) {
super(i);
print("DinnerPlate constructor");
}
}
class Utensil {
Utensil(int i) {
print("Utensil constructor");
}
}
class Spoon extends Utensil {
Spoon(int i) {
super(i);
print("Spoon constructor");
}
}
class Fork extends Utensil {
Fork(int i) {
super(i);
print("Fork constructor");
}
}
class Knife extends Utensil {
Knife(int i) {
super(i);
print("Knife constructor");
}
}
// A cultural way of doing something:
class Custom {
Custom(int i) {
print("Custom constructor");
}
}
public class PlaceSetting extends Custom {
private Spoon sp;
private Fork frk;
private Knife kn;
private DinnerPlate pl;
public PlaceSetting(int i) {
super(i + 1);
sp = new Spoon(i + 2);
frk = new Fork(i + 3);
kn = new Knife(i + 4);
pl = new DinnerPlate(i + 5);
print("PlaceSetting constructor");
}
public static void main(String[] args) {
PlaceSetting x = new PlaceSetting(9);
}
} /* Output:
Custom constructor
Utensil constructor
Spoon constructor
Utensil constructor
Fork constructor
Utensil constructor
Knife constructor
Plate constructor
DinnerPlate constructor
PlaceSetting constructor
*///:~