public class Association { private T element; private int frequency; public Association(T e, int f) { this.element = e; this.frequency = f; } public void setElement(T e) { this.element = e; } public T getElement() { return this.element; } public void setFrequency(int f) { this.frequency = f; } public int getFrequency() { return this.frequency; } public Association suivant() { } @Override public String toString() { return "[" + this.element + ", " + this.frequency + "]"; } }