From 405dab41b73dabbd3dab13a406252401ac7c430a Mon Sep 17 00:00:00 2001
From: Mo <born19th@gmail.com>
Date: Sun, 18 Dec 2016 19:28:37 +0300
Subject: [PATCH] add more log

---
 .../main/java/ru/trader/analysis/VendorsCrawler.java | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/ru/trader/analysis/VendorsCrawler.java b/core/src/main/java/ru/trader/analysis/VendorsCrawler.java
index 2825096..1447714 100644
--- a/core/src/main/java/ru/trader/analysis/VendorsCrawler.java
+++ b/core/src/main/java/ru/trader/analysis/VendorsCrawler.java
@@ -1,6 +1,8 @@
 package ru.trader.analysis;
 
 import org.jetbrains.annotations.NotNull;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import ru.trader.analysis.graph.*;
 import ru.trader.core.Order;
 import ru.trader.core.SERVICE_TYPE;
@@ -14,6 +16,8 @@ import java.util.Optional;
 import java.util.stream.Collectors;
 
 public class VendorsCrawler extends Crawler<Vendor> {
+    private final static Logger LOG = LoggerFactory.getLogger(VendorsCrawler.class);
+
     private double startFuel;
     private double startBalance;
     private final VendorsCrawlerSpecification specification;
@@ -84,7 +88,13 @@ public class VendorsCrawler extends Crawler<Vendor> {
             VendorsGraph.VendorsBuildEdge edge = (VendorsGraph.VendorsBuildEdge) e;
             Path<Vendor> path = edge.getPath(fuel);
             if (path == null) return null;
-            VendorsEdge res = new VendorsEdge(edge.getSource(), edge.getTarget(), new TransitPath(path, fuel));
+            VendorsEdge res;
+            try {
+                res = new VendorsEdge(edge.getSource(), edge.getTarget(), new TransitPath(path, fuel));
+            } catch (IllegalStateException ex){
+                LOG.error("Wrong path, entry {}, fuel = {}", this, fuel);
+                return null;
+            }
             List<Order> orders = Collections.emptyList();
             if (edge.getSource().getEntry().has(SERVICE_TYPE.MARKET) || !edge.getTarget().getEntry().has(SERVICE_TYPE.MARKET)){
                 orders = edge.getOrders();