}

    /**
     * Compare two addresses for equality. Two <tt>UniAddress</tt>s are equal
     * if they are both <tt>UniAddress</tt>' and refer to the same IP address.
     */
    public boolean equals( Object obj ) {
        return obj instanceof UniAddress && addr.equals(((UniAddress)obj).addr);
    }
/*
    public boolean equals( Object obj ) {
        return obj instanceof UniAddress && addr.hashCode() == obj.hashCode();

    }


    /**
     * Compare two addresses for equality. Two <tt>UniAddress</tt>s are equal
     * if they are both <tt>UniAddress</tt>' and refer to the same IP address.
     */
    @Override
    public boolean equals ( Object obj ) {
        return obj instanceof UniAddress && this.addr.equals( ( (UniAddress) obj ).addr);
    }


    /**