Code example for Collection

Methods: hashCode

    public String getMessage() {
        return exception.getMessage();
    public int hashCode() { 
        return controls.hashCode();
    private boolean equals(Object o1, Object o2) {
        if (o1 == null && o2 == null) return true;
        if (o1 != null) return o1.equals(o2);
        return o2.equals(o1);
    public boolean equals(Object object) {
        if (this == object) return true;
        if (object == null) return false;
        if (object.getClass() != this.getClass()) return false;
        Response response = (Response)object;
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