net.commerce.zocalo.currency
Class Currency

java.lang.Object
  net.commerce.zocalo.currency.Currency

Direct Known Subclasses:

Coupons, Funds

public abstract class Currency
extends java.lang.Object

The basic trading unit. Funds (representing money) and Coupons (representing other assets) are derived from Currency.

Field Summary

static double

CURRENCY_SCALE

Constructor Summary

protected

Currency(CurrencyToken toke, double bal)

Method Summary

boolean	balanceLessThan(double amount)
boolean	balanceSameOrGreaterThan(double amount)
double	getBalance()
java.lang.String	getTokenName()
protected abstract Currency	makeEmpty(CurrencyToken token)
protected Currency	makeEmptyCurrency()
boolean	negligible()
boolean	sameCurrency(Currency otherCurrency)
double	transfer(Currency recipient)
double	transfer(double value, Currency recipient)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CURRENCY_SCALE

public static final double CURRENCY_SCALE

See Also:

Constant Field Values

Constructor Detail

Currency

protected Currency(CurrencyToken toke,
                   double bal)

Method Detail

makeEmptyCurrency

protected Currency makeEmptyCurrency()

makeEmpty

protected abstract Currency makeEmpty(CurrencyToken token)

getTokenName

public java.lang.String getTokenName()

negligible

public boolean negligible()

sameCurrency

public boolean sameCurrency(Currency otherCurrency)

balanceSameOrGreaterThan

public boolean balanceSameOrGreaterThan(double amount)

balanceLessThan

public boolean balanceLessThan(double amount)

transfer

public double transfer(Currency recipient)

transfer

public double transfer(double value,
                       Currency recipient)

getBalance

public double getBalance()