imagery: Concurrent Modification Exception using jahoo sat.

[skyper]

What steps will reproduce the problem?

What is the expected result?

What happens instead?

Please provide any additional information below. Attach a screenshot if
possible.

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-05-07 01:31:40
Last Changed Author: framm
Revision: 4076
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-05-06 23:18:24 +0200 (Fri, 06 May 2011)
Last Changed Rev: 4076

Identification: JOSM/1.5 (4076 en)
Memory Usage: 127 MB / 1820 MB (49 MB allocated, but free)
Java version: 1.6.0_20, Sun Microsystems Inc., OpenJDK 64-Bit Server VM
Operating system: Linux
Dataset consistency test: No problems found

Plugin: buildings_tools (25905)
Plugin: public_transport (25192)
Plugin: terracer (25199)
Plugin: undelete (25199)
Plugin: utilsplugin2 (25912)

java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:810)
	at java.util.HashMap$KeyIterator.next(HashMap.java:845)
	at org.openstreetmap.josm.data.imagery.WmsCache.setAreaToCache(WmsCache.java:537)
	at org.openstreetmap.josm.gui.layer.WMSLayer.downloadAndPaintVisible(WMSLayer.java:399)
	at org.openstreetmap.josm.gui.layer.WMSLayer.paint(WMSLayer.java:242)
	at org.openstreetmap.josm.gui.MapView.paintLayer(MapView.java:450)
	at org.openstreetmap.josm.gui.MapView.paint(MapView.java:529)
	at javax.swing.JComponent.paintChildren(JComponent.java:866)
	at javax.swing.JSplitPane.paintChildren(JSplitPane.java:1042)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent.paintToOffscreen(JComponent.java:5138)
	at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:302)
	at javax.swing.RepaintManager.paint(RepaintManager.java:1145)
	at javax.swing.JComponent._paintImmediately(JComponent.java:5086)
	at javax.swing.JComponent.paintImmediately(JComponent.java:4896)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:740)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:696)
	at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:676)
	at javax.swing.RepaintManager.access$700(RepaintManager.java:57)
	at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1550)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:647)
	at java.awt.EventQueue.access$000(EventQueue.java:96)
	at java.awt.EventQueue$1.run(EventQueue.java:608)
	at java.awt.EventQueue$1.run(EventQueue.java:606)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:617)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)
Grabbing HTML http://josm.openstreetmap.de/wmsplugin/YahooDirect.html?bbox=13.8347597,46.3758819,13.8382055,46.3782591&srs=EPSG:4326&width=500&height=500

[jttt]

In [4077/josm]:

Fix #6320 imagery: Concurrent Modification Exception using jahoo sat