NPE in History Window for primitives with more than 100 versions

[Klumbumbus]

What steps will reproduce the problem?

1. Load ​https://www.openstreetmap.org/relation/1350901
2. Strg+H
3. click on one of the A B radio buttons of version 1 on the left
4. NPE

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-03-17 02:02:14 +0100 (Thu, 17 Mar 2016)
Build-Date:2016-03-17 02:32:43
Revision:10003
Relative:URL: ^/trunk

Identification: JOSM/1.5 (10003 de) Windows 7 32-Bit
Memory Usage: 375 MB / 742 MB (88 MB allocated, but free)
Java version: 1.8.0_73-b02, Oracle Corporation, Java HotSpot(TM) Client VM
VM arguments: [-Djava.security.manager, -Djava.security.policy=file:C:\Program Files\Java\jre1.8.0_73\lib\security\javaws.policy, -DtrustProxy=true, -Djnlpx.home=<java.home>\bin, -Djnlpx.origFilenameArg=C:\Program Files\josm-latest-bla.jnlp, -Djnlpx.remove=true, -Djava.util.Arrays.useLegacyMergeSort=true, -Djnlpx.heapsize=256m,768m, -Djnlpx.splashport=59167, -Djnlpx.jvm=<java.home>\bin\javaw.exe, -Djnlpx.vmargs=LURqYXZhLnV0aWwuQXJyYXlzLnVzZUxlZ2FjeU1lcmdlU29ydD10cnVlAA==]
Dataset consistency test: No problems found

Plugins:
- AddrInterpolation (31772)
- DirectDownload (31934)
- DirectUpload (31912)
- HouseNumberTaggingTool (31772)
- OpeningHoursEditor (31772)
- Tracer2 (32042)
- apache-commons (31895)
- apache-http (31895)
- buildings_tools (31895)
- editgpx (31772)
- imagery_offset_db (32046)
- log4j (31895)
- measurement (31895)
- photo_geotagging (31895)
- photoadjust (32016)
- reverter (32005)
- tag2link (31910)
- tagging-preset-tester (31895)
- terracer (31895)
- turnrestrictions (31895)
- undelete (31895)
- utilsplugin2 (32099)
- wikipedia (32058)

Last errors/warnings:
- E: java.lang.NullPointerException
- E: java.lang.NullPointerException
- E: java.lang.NullPointerException
- E: java.lang.NullPointerException

java.lang.NullPointerException
	at org.openstreetmap.josm.gui.history.VersionInfoPanel.update(VersionInfoPanel.java:228)
	at org.openstreetmap.josm.gui.history.VersionInfoPanel.update(VersionInfoPanel.java:204)
	at java.util.Observable.notifyObservers(Unknown Source)
	at java.util.Observable.notifyObservers(Unknown Source)
	at org.openstreetmap.josm.gui.history.HistoryBrowserModel.setCurrentPointInTime(HistoryBrowserModel.java:343)
	at org.openstreetmap.josm.gui.history.HistoryBrowserModel$VersionTableModel.setCurrentPointInTime(HistoryBrowserModel.java:485)
	at org.openstreetmap.josm.gui.history.HistoryBrowserModel$VersionTableModel.setValueAt(HistoryBrowserModel.java:449)
	at javax.swing.JTable.setValueAt(Unknown Source)
	at javax.swing.JTable.editingStopped(Unknown Source)
	at javax.swing.AbstractCellEditor.fireEditingStopped(Unknown Source)
	at org.openstreetmap.josm.gui.history.VersionTable$RadioButtonEditor.itemStateChanged(VersionTable.java:303)
	at javax.swing.AbstractButton.fireItemStateChanged(Unknown Source)
	at javax.swing.AbstractButton$Handler.itemStateChanged(Unknown Source)
	at javax.swing.DefaultButtonModel.fireItemStateChanged(Unknown Source)
	at javax.swing.JToggleButton$ToggleButtonModel.setSelected(Unknown Source)
	at javax.swing.JToggleButton$ToggleButtonModel.setPressed(Unknown Source)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at javax.swing.plaf.basic.BasicTableUI$Handler.repostEvent(Unknown Source)
	at javax.swing.plaf.basic.BasicTableUI$Handler.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.

[Don-vip]

Problem comes from number of versions (115). JOSM requests the 115 versions at once with:

​https://api.openstreetmap.org/api/0.6/changesets?changesets=11693747,15496169,23653985,15837693,32888825,6928231,7700091,34243588,26908041,27034248,8164969,15565819,7973486,27074693,13187284,9207955,22735941,7690069,11691670,14641658,21630319,37205778,7972446,20290590,30094304,27152813,10362792,15567578,34248243,27446429,27139290,7972403,27074519,27097558,35901303,19958119,27034055,32835477,12860583,31748743,26991357,11257292,11691733,30074535,6818584,12448717,26908141,10098147,15730313,9764847,8276482,10097380,10423264,30095176,35846305,8151799,36964543,11788863,7699192,15361639,29439052,36925857,11477564,15450751,15529592,7972334,9210907,10594102,34009489,14890108,8639522,10026034,34252448,8275923,23909569,9772324,11201819,10097708,11859459,14052961,33477959,8002758,9211212,9772125,15485733,29514251,15081773,26953559,12459121,26514501,24381862,18573768,8408152,11102065,14264833,9998914,18128590,19954411,26180691,24444055,6910606,36994524,20023512,20177884,20288218,20291270,10362473,25894768,17103097,27190115,34331638,20178125,27033955

OSM API only returns 100 versions! See: ​osmwiki:API_v0.6#Query:_GET_.2Fapi.2F0.6.2Fchangesets

Returns at most 100 changesets

[Don-vip]

In 10006/josm:

fix #12639 - NPE in History Window for primitives with more than 100 versions

[Don-vip]

Milestone renamed