fix incorrect time unit for GenericWeighting.calcMillis, fixes graphhopper#898

Author: karussell

core/src/main/java/com/graphhopper/routing/util/DataFlagEncoder.java

@@ -129,7 +129,7 @@ public DataFlagEncoder() {
                 "delivery",
                 "agricultural",
                 "no"
-                );
+        );
 
 
         counter = 0;
@@ -210,9 +210,9 @@ int getHighwayValue(ReaderWay way) {
     int getAccessValue(ReaderWay way) {
         int accessValue = 0;
         Integer tmpAccessValue = 0;
-        for (String restriction: restrictions) {
+        for (String restriction : restrictions) {
             tmpAccessValue = accessMap.get(way.getTag(restriction, "yes"));
-            if(tmpAccessValue != null && tmpAccessValue > accessValue){
+            if (tmpAccessValue != null && tmpAccessValue > accessValue) {
                 accessValue = tmpAccessValue;
             }
         }
@@ -221,9 +221,9 @@ int getAccessValue(ReaderWay way) {
     }
 
     //TODO It is bad that it's a bit static right now. If anyone changes the accessMap this method won't work anymore...
-    public AccessValue getEdgeAccessValue(long flags){
+    public AccessValue getEdgeAccessValue(long flags) {
         int accessValue = (int) accessEncoder.getValue(flags);
-        switch (accessValue){
+        switch (accessValue) {
             case 0:
                 return AccessValue.ACCESSIBLE;
             case 5:
@@ -355,6 +355,9 @@ public String getHighwayAsString(EdgeIteratorState edge) {
     }
 
     public double[] getHighwaySpeedMap(Map<String, Double> map) {
+        if (map == null)
+            throw new IllegalArgumentException("Map cannot be null when calling getHighwaySpeedMap");
+
         double[] res = new double[highwayMap.size()];
         for (Entry<String, Double> e : map.entrySet()) {
             Integer integ = highwayMap.get(e.getKey());
@@ -575,7 +578,7 @@ public ConfigMap readStringMap(PMap weightingMap) {
         return cMap;
     }
 
-    public enum AccessValue{
+    public enum AccessValue {
 
         ACCESSIBLE,
         EVENTUALLY_ACCESSIBLE,

core/src/main/java/com/graphhopper/routing/weighting/GenericWeighting.java

@@ -38,10 +38,9 @@
  */
 public class GenericWeighting extends AbstractWeighting {
     /**
-     * Converting to seconds is not necessary but makes adding other penalties easier (e.g. turn
-     * costs or traffic light costs etc)
+     * Convert to milliseconds for correct calcMillis.
      */
-    protected final static double SPEED_CONV = 3.6;
+    private final static double SPEED_CONV = 3600;
     private final double headingPenalty;
     private final long headingPenaltyMillis;
     private final double maxSpeed;

core/src/test/java/com/graphhopper/routing/weighting/GenericWeightingTest.java

@@ -41,14 +41,14 @@
  * @author Peter Karich
  */
 public class GenericWeightingTest {
-    private final EncodingManager em = new EncodingManager("generic");
-    private final DataFlagEncoder encoder = (DataFlagEncoder) em.getEncoder("generic");
+    private final DataFlagEncoder encoder = new DataFlagEncoder();
+    private final EncodingManager em = new EncodingManager(encoder);
     private Graph graph;
 
-    private final double edgeWeight = 566;
+    private final double edgeWeight = 566111;
 
     @Before
-    public void setup() {
+    public void setUp() {
         ReaderWay way = new ReaderWay(27l);
         way.setTag("highway", "primary");
         way.setTag("maxspeed", "10");
@@ -98,4 +98,12 @@ public void testBlockedByShape() {
         instance.setGraph(graph);
         assertEquals(edgeWeight, instance.calcWeight(edge, false, EdgeIterator.NO_EDGE), 1e-8);
     }
+
+    @Test
+    public void testCalcTime() {
+        ConfigMap cMap = encoder.readStringMap(new PMap());
+        GenericWeighting weighting = new GenericWeighting(encoder, cMap);
+        EdgeIteratorState edge = graph.getEdgeIteratorState(0, 1);
+        assertEquals(edgeWeight, weighting.calcMillis(edge, false, EdgeIterator.NO_EDGE), .1);
+    }
 }