Apply wdtinc/mapbox-vector-tile-java#53

sebasbaumh · May 18, 2022 · f3dda05 · f3dda05
1 parent 4cf5b37
commit f3dda05
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/main/java/com/wdtinc/mapbox_vector_tile/adapt/jts/MvtReader.java b/src/main/java/com/wdtinc/mapbox_vector_tile/adapt/jts/MvtReader.java
@@ -211,9 +211,13 @@ private static Geometry readPoints(GeometryFactory geomFactory, List<Integer> ge
 
         // Guard: header data unsupported by geometry command buffer
         //  (require header and at least 1 value * 2 params)
-        if(cmdLength * GeomCmd.MoveTo.getParamCount() + 1 > geomCmds.size()) {
+        int requiredgeomCmdsLength = cmdLength * GeomCmd.MoveTo.getParamCount() + 1;
+        if(requiredgeomCmdsLength > geomCmds.size()) {
             return null;
         }
+        if (requiredgeomCmdsLength < geomCmds.size()) {
+            geomCmds = geomCmds.subList(0, requiredgeomCmdsLength); // ignore extra commands... should it return null instead?
+        }
 
         final CoordinateSequence coordSeq = geomFactory.getCoordinateSequenceFactory().create(cmdLength, 2);
         int coordIndex = 0;