[PATCH] unhandled Exception when trying to download data while offline

[Cobra]

I just had some network outage and tried to fetch some data when this error popped up:
(josm was run on ubuntu 8.04 with sun java 6)

Path: trunk
URL: http://josm.openstreetmap.de/svn/trunk
Repository Root: http://josm.openstreetmap.de/svn
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Revision: 1738
Node Kind: directory
Last Changed Author: stoecker
Last Changed Rev: 1738
Last Changed Date: 2009-07-05 19:42:18 +0200 (Sun, 05 Jul 2009)


Memory Usage: 109 MB / 1016 MB (22 MB allocated, but free)
Java version: 1.6.0_07

Plugins: Intersect_wayPicLayermeasurementmultipolyopenstreetbugsremotecontrolusertoolsutilspluginvalidatorwmsplugin
Plugin Intersect_way Version: 12781
Plugin PicLayer Version: 16302
Plugin measurement Version: 16317
Plugin multipoly Version: ${version.entry.commit.revision}
Plugin openstreetbugs Version: 16294
Plugin remotecontrol Version: 16290
Plugin usertools Version: 14125
Plugin utilsplugin Version: 16162
Plugin validator Version: 16346
Plugin wmsplugin Version: 16351


java.lang.RuntimeException: java.lang.RuntimeException: org.openstreetmap.josm.io.OsmTransferException: Verbindung zum OSM-Server fehlgeschlagen. Bitte prüfen sie ihre Internetverbindung.
	at org.openstreetmap.josm.gui.PleaseWaitRunnable$3.run(PleaseWaitRunnable.java:120)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Caused by: java.lang.RuntimeException: org.openstreetmap.josm.io.OsmTransferException: Verbindung zum OSM-Server fehlgeschlagen. Bitte prüfen sie ihre Internetverbindung.
	at org.openstreetmap.josm.io.BoundingBoxDownloader.parseRawGps(BoundingBoxDownloader.java:84)
	at org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask$Task.realRun(DownloadGpsTask.java:40)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:95)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:144)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)
Caused by: org.openstreetmap.josm.io.OsmTransferException: Verbindung zum OSM-Server fehlgeschlagen. Bitte prüfen sie ihre Internetverbindung.
	at org.openstreetmap.josm.io.OsmServerReader.getInputStreamRaw(OsmServerReader.java:75)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStream(OsmServerReader.java:45)
	at org.openstreetmap.josm.io.BoundingBoxDownloader.parseRawGps(BoundingBoxDownloader.java:51)
	... 9 more
Caused by: java.net.UnknownHostException: www.openstreetmap.org
	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:177)
	at java.net.Socket.connect(Socket.java:519)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:152)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:394)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:529)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:233)
	at sun.net.www.http.HttpClient.New(HttpClient.java:306)
	at sun.net.www.http.HttpClient.New(HttpClient.java:323)
	at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:788)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:729)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:654)
	at org.openstreetmap.josm.io.OsmServerReader.getInputStreamRaw(OsmServerReader.java:73)
	... 11 more

This is reproduceable by interrupting your network connection and then trying to download data.

[Gubaer]

applied in r1835