context.setSubscribedInstruments( java.util.Collections.singleton( instrument ), true );
ITick lastTick = history.getLastTick( instrument );
long time = lastTick.getTime();

List<IOrder> previousOrders = history.getOrdersHistory(
        instrument,
        time - hoursBack * Period.ONE_HOUR.getInterval(),
        time );
for( IOrder order : previousOrders ) {
    console.getOut().println(String.format("%7.5f %7.5f %7.5f %7.5f %5.3f %s",
        order.getProfitLossInPips(),
        order.getOpenPrice() - order.getClosePrice(),
        order.getOpenPrice(),
        order.getClosePrice(),
        order.getAmount(),
        order));
}

package jforex;

import java.math.BigDecimal;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.TimeUnit;

import com.dukascopy.api.Configurable;
import com.dukascopy.api.IAccount;
import com.dukascopy.api.IBar;
import com.dukascopy.api.IConsole;
import com.dukascopy.api.IContext;
import com.dukascopy.api.IEngine;
import com.dukascopy.api.IHistory;
import com.dukascopy.api.IIndicators;
import com.dukascopy.api.IMessage;
import com.dukascopy.api.IMessage.Type;
import com.dukascopy.api.IOrder;
import com.dukascopy.api.IStrategy;
import com.dukascopy.api.ITick;
import com.dukascopy.api.Instrument;
import com.dukascopy.api.JFException;
import com.dukascopy.api.OfferSide;
import com.dukascopy.api.Period;
import com.dukascopy.api.util.DateUtils;

public class StrategyTester implements IStrategy {
    IEngine engine;
    IConsole console;
    IHistory history;
    IContext context;
@Override
    public void onStart( IContext context ) throws JFException {
        this.context = context;
        engine = context.getEngine();
        console = context.getConsole();
        history = context.getHistory();

        int hoursBack = 17;

        context.setSubscribedInstruments( java.util.Collections.singleton( Instrument.EURUSD ), true );
        ITick lastTick = history.getLastTick( Instrument.EURUSD );
        long time = lastTick.getTime();

        List<IOrder> previousOrders = history.getOrdersHistory(
                Instrument.EURUSD,
                time - hoursBack * Period.ONE_HOUR.getInterval(),
                time );
        console.getOut().println(
                String.format( "Instrument %s, from \"%s\" to \"%s\"",
                    Instrument.EURUSD,
                    DateUtils.format( time - hoursBack * Period.ONE_HOUR.getInterval() ),
                    DateUtils.format( time ) ) );
        for( IOrder order : previousOrders ) {
            console.getOut().println(String.format("%7.5f %7.5f %7.5f %7.5f %5.3f %s",
                        order.getProfitLossInPips(),
                        order.getOpenPrice() - order.getClosePrice(),
                        order.getOpenPrice(),
                        order.getClosePrice(),
                        order.getAmount(),
                        order));
        }
    }

@Override
    public void onAccount( IAccount account ) throws JFException {}

@Override
    public void onMessage( IMessage message ) throws JFException {}

@Override
    public void onStop() throws JFException {}

@Override
    public void onTick( Instrument instrument, ITick tick ) throws JFException {}

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