DiscoBitsHandler - NullPointerException while put operation ( at
org.apache.clerezza.platform.security.UserUtil.getUserName(UserUtil.java:70))
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Key: CLEREZZA-153
URL: https://issues.apache.org/jira/browse/CLEREZZA-153
Project: Clerezza
Issue Type: Bug
Reporter: Oliver Strässer
Priority: Critical
i use a timer to shedule events. in this scheduled functions i check for new
pdf files and i found new files, i save the pdf in the contentgraph (via the
DiscoBitsHandler function put())
my source to save the online pdf file:
URL u = new URL(url);
URLConnection urlc = u.openConnection();
InputStream is = urlc.getInputStream();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bos.write(is.read());
byte[] ba = bos.toByteArray();
discobitsHandler.put(new UriRef("http://localhost/testURL";),
MediaType.valueOf("application/pdf"), ba);
the following error occurs:
java.lang.NullPointerException
at
org.apache.clerezza.platform.security.UserUtil.getUserName(UserUtil.java:70)
at
org.apache.clerezza.platform.security.UserUtil.getCurrentUserName(UserUtil.java:43)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.getCreator(HierarchyService.java:426)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.addCreationProperties(HierarchyService.java:404)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:305)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:377)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.addToParent(HierarchyService.java:255)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:304)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:377)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.addToParent(HierarchyService.java:255)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:304)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createCollectionNode(HierarchyService.java:377)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.addToParent(HierarchyService.java:255)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createNonCollectionNode(HierarchyService.java:156)
at
org.apache.clerezza.platform.content.hierarchy.HierarchyService.createNonCollectionNode(HierarchyService.java:277)
at
org.apache.clerezza.platform.content.AbstractDiscobitsHandler.put(AbstractDiscobitsHandler.java:82)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider.downloadFile(GoogleAlertsProvider.java:246)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider.getPDF(GoogleAlertsProvider.java:196)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider.saveNode(GoogleAlertsProvider.java:543)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider.updateFeed(GoogleAlertsProvider.java:283)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider.refreshFeeds(GoogleAlertsProvider.java:272)
at
net.getunik.app.google.alerts.core.GoogleAlertsProvider$1.run(GoogleAlertsProvider.java:145)
at java.util.TimerThread.mainLoop(Unknown Source)
at java.util.TimerThread.run(Unknown Source)
the problem is, that no usercontext is available (because i use the timer - and
i need the timer)
can you fix this problem anyway - so that i can put the pdf file?
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