Code example for Set

Methods: equals

0
    public <T> T[] toArray(T[] array) {
        return map.keySet().toArray(array);
    } 
 
    public boolean equals(Object obj) {
        return map.keySet().equals(obj);
    } 
 
    public int hashCode() { 
        return map.keySet().hashCode();
    } 
 
} 
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