// Subtract given number from given key
public void sub(String key, Number n) {
BigDecimal v =
new BigDecimal(properties.get(key).toString()).add(new BigDecimal("" + n.toString()));
properties.put(key, v.toString());
}
/** Calls replReturnedResult() */
public Void forNumberValue(Number n) {
_interactionsModel.replReturnedResult(n.toString(), InteractionsDocument.NUMBER_RETURN_STYLE);
return null;
}
private void writeNumberProperty(Writer writer, Number integer) throws IOException {
writer.write(integer.toString());
writer.write(NEW_LINE);
}