import org.apache.commons.lang.builder.CompareToBuilder;
public class Main {
public static void main(String[] args) {
Fruit orange = new Fruit("A", "B");
Fruit watermelon = new Fruit("C", "D");
if (orange.compareTo(watermelon) == 0) {
System.out.println(orange.getName() + " == " + watermelon.getName());
} else {
System.out.println(orange.getName() + " != " + watermelon.getName());
}
}
}
class Fruit {
private String name;
private String colour;
public Fruit(String name, String colour) {
this.name = name;
this.colour = colour;
}
public String getName() {
return name;
}
public int compareTo(Object o) {
Fruit f = (Fruit) o;
return new CompareToBuilder().append(this.name, f.name).append(this.colour, f.colour)
.toComparison();
}
}