[NETBEANS-2834] NPE when displaying javadoc containing invalid @value annotation

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 11.0, 11.1, 12.2
• Component/s: java - Javadoc
• Assignee: Unassigned
• Reporter: René Kraneis
• Created: 12/Jul/19 08:24
• Updated: 29/Dec/20 19:04

Description

Javadoc containing invalid (e.g. when placed on an array) @value annotations is not displayed in the Javadoc window. Instead, a NullPointerException is thrown:

java.lang.NullPointerException
	at org.netbeans.api.java.source.ui.ElementJavadoc.inlineTags(ElementJavadoc.java:1223)
	at org.netbeans.api.java.source.ui.ElementJavadoc.getElementDocFromSource(ElementJavadoc.java:907)
	at org.netbeans.api.java.source.ui.ElementJavadoc.getElementDoc(ElementJavadoc.java:742)
	at org.netbeans.api.java.source.ui.ElementJavadoc.<init>(ElementJavadoc.java:369)
	at org.netbeans.api.java.source.ui.ElementJavadoc.create(ElementJavadoc.java:172)
	at org.netbeans.modules.java.navigation.CaretListeningTask.computeAndSetJavadoc(CaretListeningTask.java:263)
	at org.netbeans.modules.java.navigation.CaretListeningTask.run(CaretListeningTask.java:221)
	at org.netbeans.modules.java.navigation.CaretListeningTask.run(CaretListeningTask.java:55)
[catch] at org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:273)
	at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:561)
	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:786)
	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279)
	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:702)
	at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:663)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
	at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
	at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)

This happens using NetBeans 11.1 beta3 on JDK 12.

Product Version: Apache NetBeans IDE 11.1
Java: 12.0.1; Java HotSpot(TM) 64-Bit Server VM 12.0.1+12
Runtime: Java(TM) SE Runtime Environment 12.0.1+12
System: Linux version 3.10.0-957.21.3.el7.x86_64 running on amd64; UTF-8; en_US (nb)
User directory: /home/rene/.netbeans/11.1
Cache directory: /home/rene/.cache/netbeans/11.1