public class fcmFloatFuzzyValue
{
    private float value;
    private float membership;

    /**
     * Constructs a new fuzzy value given a crisp value and its membership
     * @param value Real value
     * @param membership Membership should be within the interval [0, 1]
     */
    public  fcmFloatFuzzyValue(float value, float membership)
    {
        setValue(value);
        setMembership(membership);
    }

    /**
     * Sets the membership of the current fuzzy value
     * @param membership Membership should be within the interval [0, 1]
     */
    public void setMembership(float membership)
    {
        if ( (membership >= 0) && (membership <= 1) )
        {
            this.membership = membership;
        }
        else
        {
            this.membership = -1; // invalid membership
        }
    }

    /**
     * Sets the crisp value of the fuzzy value
     * @param value Real value
     */
    public void setValue(float value)
    {
        this.value = value;
    }

    /**
     * Reads the membership value of the current fuzzy value
     * @return Membership value within the interval [0, 1]
     */
    public float getMembership()
    {
        return membership;
    }

    /**
     * Reads the crisp value of the current fuzzy value
     * @return Real value
     */
    public float getValue()
    {
        return value;
    }

     /**
     * Converts the current fuzzy value into a string
     * @return Returns the fuzzy value as a string
     */
    public String toString()
    {
        return value + " " + membership;
    }