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import java.math.BigInteger;

public class Java3

{

private static final int NUM_RECORDS = 50 * 1000 * 444;

private static JavaMemoryTrade[] trades;

public static void main(final String[] args)

{

trades = new JavaMemoryTrade[NUM_RECORDS];

for (int i = 0; i < NUM_RECORDS; i++)

{

trades[i]= new JavaMemoryTrade();

}

for (int i = 0; i < 5; i++)

{

System.gc();

perfRun(i);

}

}

private static void perfRun(final int runNum)

{

long start = System.currentTimeMillis();

init();

BigInteger buyCost = BigInteger.valueOf(0);

BigInteger sellCost = BigInteger.valueOf(0);

for (int i = 0; i < NUM_RECORDS; i++)

{

if (trades[i].getSide() == 'B')

{

buyCost = buyCost.add(BigInteger.valueOf(trades[i].getPrice() * trades[i].getQuantity() ) );

}

else

{

sellCost = sellCost.add(BigInteger.valueOf(trades[i].getPrice() * trades[i].getQuantity() ) );

}

}

long duration = System.currentTimeMillis() - start;

System.out.println(runNum + " - duration " + duration + "ms");

System.out.println("buyCost = " + buyCost + " sellCost = " + sellCost);

}

public static void init()

{

for (int i = 0; i < NUM_RECORDS; i++)

{

trades[i].setTradeId(i);

trades[i].setClientId(1);

trades[i].setVenueCode(123);

trades[i].setInstrumentCode(321);

trades[i].setPrice(i);

trades[i].setQuantity(i);

trades[i].setSide((i & 1) == 0 ? 'B' : 'S');

}

}

private static class JavaMemoryTrade

{

private long tradeId;

private long clientId;

private int venueCode;

private int instrumentCode;

private long price;

private long quantity;

private char side;

public long getTradeId()

{

return tradeId;

}

public void setTradeId(final long tradeId)

{

this.tradeId = tradeId;

}

public long getClientId()

{

return clientId;

}

public void setClientId(final long clientId)

{

this.clientId = clientId;

}

public int getVenueCode()

{

return venueCode;

}

public void setVenueCode(final int venueCode)

{

this.venueCode = venueCode;

}

public int getInstrumentCode()

{

return instrumentCode;

}

public void setInstrumentCode(final int instrumentCode)

{

this.instrumentCode = instrumentCode;

}

public long getPrice()

{

return price;

}

public void setPrice(final long price)

{

this.price = price;

}

public long getQuantity()

{

return quantity;

}

public void setQuantity(final long quantity)

{

this.quantity = quantity;

}

public char getSide()

{

return side;

}

public void setSide(final char side)

{

this.side = side;

}

}

}