Changeset 36198 in osm for applications/viewer/jmapviewer/src

Timestamp:

2023-12-27T16:17:21+01:00 (18 months ago)

Author:

taylor.smock

Message:

See #23367: Give some indication when an integer overflow occurs

In this case, we are throwing an ArithmeticException when an overflow occurs.

File:

• applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/TileRange.java (modified) (1 diff)

applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/TileRange.java

@@ -48 +48 @@
      * Returns size
      * @return size
+     * @throws ArithmeticException – if the result overflows an int (see {@link Math#multiplyExact(int, int)})
      */
-    public int size() {
+    public int size() throws ArithmeticException {
         int xSpan = maxX - minX + 1;
         int ySpan = maxY - minY + 1;
-        return xSpan * ySpan;
+        return Math.multiplyExact(xSpan, ySpan);
     }
 }