Hello, anyone help me with this please...
On Dec 24, 12:42 am, mscwd01 <mscw...@gmail.com> wrote:
> I am getting the following exception:
>
> 12-24 00:29:25.922: ERROR/AndroidRuntime(267): Uncaught handler:
> thread main exiting due to uncaught exception
> 12-24 00:29:25.960: ERROR/AndroidRuntime(267):
> java.util.ConcurrentModificationException
> 12-24 00:29:25.960: ERROR/AndroidRuntime(267): at
> java.util.AbstractList$SimpleListIterator.next(AbstractList.java:59)
> 12-24 00:29:25.960: ERROR/AndroidRuntime(267): at
> com.google.android.maps.OverlayBundle.draw(OverlayBundle.java:41)
> 12-24 00:29:25.960: ERROR/AndroidRuntime(267): at
> com.google.android.maps.MapView.onDraw(MapView.java:454)
>
> I believe this is whats happening:
>
> I have a MapView with a few Map Overlays (simple markers),
> occasionally the locations of the markers change so I clear the map
> overlays using: "map.getOverlays().clear()" and insert new marker
> overlays onto the map.
>
> However, if I happen to be moving the map, or zooming the map when the
> update occurs I get the above ConcurrentModificationException.
>
> I tried synchronizing on the map overlay list, like:
> synchronized (map.getOverlays()) {
> // clear and update overlays
>
> }
>
> However I still get the above exception.
>
> Can someone explain the correct way to clear overlays on a map and to
> repopulate them without encountering ConcurrentModification
> Exceptions.
>
> Oh and I am calling: "map.postInvalidate()" to "refresh" the map and
> display the changes made to the overlays. Is this the correct way to
> "repaint" a map?
>
> Thanks
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