@@ -0,0 +1,464 @@
+package com.jbooktrader.indicator.price;%0A%0Aimport com.jbooktrader.platform.indicator.Indicator;%0A%0Apublic class PriceEMA extends Indicator %7B%0A    private final double multiplier;%0A%0A    public PriceEMA(int length) %7B%0A        multiplier = 2. / (length + 1.);        %0A    %7D%0A%0A    @Override%0A    public double calculate() %7B%0A        double price = marketBook.getLastMarketSnapshot().getMidPrice();%0A        value += (price - value) * multiplier;%0A%0A        return value;%0A    %7D%0A%0A%7D%0A

add PriceEMA indicator