if quantity = 0 we break

Author: philipperemy

src/orderbook/OrderBookEngine.java

@@ -42,6 +42,9 @@ public void onOrder(double price, int quantity, Side side) {
                         removeAskOrder(ask_price, quantity);
                         quantity = 0;
                     }
+                    if (quantity == 0) {
+                        break;
+                    }
                 }
             }
             if (quantity > 0) {
@@ -60,6 +63,9 @@ public void onOrder(double price, int quantity, Side side) {
                         removeBidOrder(bid_price, quantity);
                         quantity = 0;
                     }
+                    if (quantity == 0) {
+                        break;
+                    }
                 }
 
             }