Hi,

I set buy StopOrder (ask+delta).
Then the price drops, how modification stop orders?
if ask+delta < PriceOpenStopOrder modify StopOrder to ask+delta.

Please help.

Here is a strategy that should help you.

package jforex;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;

import com.dukascopy.api.*;
import com.dukascopy.api.IEngine.OrderCommand;
import com.dukascopy.api.IIndicators.AppliedPrice;
import com.dukascopy.api.IOrder.State;
import com.dukascopy.api.indicators.IIndicator;

public class Strategy implements IStrategy {
   private IEngine engine;
   private IHistory history;
   private IIndicators indicators;
   private int counter = 0;
   private IConsole console;

   @Configurable("Instrument")
   public Instrument instrument = Instrument.EURUSD;
   @Configurable("Amount")
   public double amount = 0.02;
   @Configurable("Delta pips")
   public int deltaPips = 0;
   
   private IOrder order;
   
   public void onStart(IContext context) throws JFException {
      this.engine = context.getEngine();
      this.history = context.getHistory();
      this.indicators = context.getIndicators();
      this.console = context.getConsole();
      
      // place the order at ask price + delta
      double price = history.getLastTick(instrument).getAsk() + deltaPips * instrument.getPipValue();      
      order = engine.submitOrder( "order", this.instrument, OrderCommand.BUYSTOP, amount, price, 0);
   }

   public void onAccount(IAccount account) throws JFException {
   }

   public void onMessage(IMessage message) throws JFException {
   }

   public void onStop() throws JFException {
      // close all orders
      for (IOrder order : engine.getOrders()) {
         engine.getOrder(order.getLabel()).close();
      }
   }

   public void onTick(Instrument instrument, ITick tick) throws JFException {
      if (!instrument.equals(this.instrument))
         return;
      
      // lower the order price when ask price drops
      double newPrice = tick.getAsk() + deltaPips * instrument.getPipValue();   
      if(order.getState().equals(State.OPENED) && order.getOpenPrice() > newPrice){
         order.setOpenPrice(newPrice);
      }
   }

   public void onBar(Instrument instrument, Period period, IBar askBar,
         IBar bidBar) throws JFException {
   }
}