Зашел в вопросы, у всех практически такая же проблема
package com.javarush.task.task17.task1714;
/*
Comparable
*/
public class Beach implements Comparable<Beach>{
private String name; //название
private float distance; //расстояние
private int quality; //качество
public Beach(String name, float distance, int quality) {
this.name = name;
this.distance = distance;
this.quality = quality;
}
public synchronized String getName() {
return name;
}
public synchronized void setName(String name) {
this.name = name;
}
public synchronized float getDistance() {
return distance;
}
public synchronized void setDistance(float distance) {
this.distance = distance;
}
public synchronized int getQuality() {
return quality;
}
public synchronized void setQuality(int quality) {
this.quality = quality;
}
public static void main(String[] args) {
}
@Override
public synchronized int compareTo( Beach o) {
int oldB = 0;
int newB = 0;
if (this.getDistance() > o.getDistance()){
oldB++;
} else {
newB++;
}
if (this.getQuality() > o.getQuality()){
oldB++;
} else {
newB++;
}
return oldB - newB ;
}
}