/**
* Computes and returns the sum of two cardinalities. If an overflow occurs, the maximum Long
* value is returned (Long.MAX_VALUE).
*/
public static long addCardinalities(long a, long b) {
try {
return LongMath.checkedAdd(a, b);
} catch (ArithmeticException e) {
LOG.warn("overflow when adding cardinalities: " + a + ", " + b);
return Long.MAX_VALUE;
}
}
@Override
public boolean noAddOverflow(long a, long b) {
try {
LongMath.checkedAdd(a, b);
return true;
} catch (ArithmeticException e) {
return false;
}
}
public Fiat add(final Fiat value) {
checkArgument(value.currencyCode.equals(currencyCode));
return new Fiat(currencyCode, LongMath.checkedAdd(this.value, value.value));
}
public Coin add(final Coin value) {
return new Coin(LongMath.checkedAdd(this.value, value.value));
}