From 92df2471329ab4caf9e9afcb91487aa6cfe93872 Mon Sep 17 00:00:00 2001
From: oblonski <jsprit.vehicle.routing@gmail.com>
Date: Tue, 28 Apr 2015 05:55:53 +0200
Subject: [PATCH] allow coordinate switch

---
 .../java/jsprit/instance/reader/TSPLIB95Reader.java    | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/TSPLIB95Reader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/TSPLIB95Reader.java
index 7d185284..58d64b4a 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/TSPLIB95Reader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/TSPLIB95Reader.java
@@ -39,6 +39,11 @@ public class TSPLIB95Reader {
 
     private VehicleRoutingProblem.Builder vrpBuilder;
 
+    private boolean switchCoordinates = false;
+
+    public void setSwitchCoordinates(boolean switchCoordinates) {
+        this.switchCoordinates = switchCoordinates;
+    }
 
     public TSPLIB95Reader(VehicleRoutingProblem.Builder vrpBuilder) {
         this.vrpBuilder = vrpBuilder;
@@ -128,7 +133,10 @@ public class TSPLIB95Reader {
                 if(coords == null) throw new IllegalStateException("DIMENSION tag missing");
                 String[] tokens = line.trim().split("\\s+");
                 Integer id = Integer.parseInt(tokens[0]);
-                coords[coordIndex] = Coordinate.newInstance(Double.parseDouble(tokens[1]), Double.parseDouble(tokens[2]));
+                if(switchCoordinates){
+                    coords[coordIndex] = Coordinate.newInstance(Double.parseDouble(tokens[2]), Double.parseDouble(tokens[1]));
+                }
+                else coords[coordIndex] = Coordinate.newInstance(Double.parseDouble(tokens[1]), Double.parseDouble(tokens[2]));
                 indexMap.put(id,coordIndex);
                 coordIndex++;
                 continue;