info.asianuniversity created NETBEANS-2096:
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Summary: CLONE - AssertionError while typing before an annotation
in anonymous inner class
Key: NETBEANS-2096
URL: https://issues.apache.org/jira/browse/NETBEANS-2096
Project: NetBeans
Issue Type: Bug
Components: java - Source
Affects Versions: 10.0
Reporter: info.asianuniversity
Paste the following into a code file:
{code:java}
public static InputStream foo(InputStream from){
return new InputStream() {
MemoryStream ms = new MemoryStream();
GZIPOutputStream compress = new
GZIPOutputStream(ms.getOutputStream());
@Override
public int read() throws IOException {
throw new UnsupportedOperationException("Not supported yet.");
//To change body of generated methods, choose Tools | Templates.
}
}
}
{code}
and try to type "byte[] buffer" above the Override Annotation. An assertion
error will be thrown with the stack trace of:
{noformat}
Assert.error:155
Assert.checkNonNull:62
Annotate.fromAnnotations:167
Annotate.lambda$annotateTypeSecondStage$5:1031
861978341.run
Annotate.flush:194
Annotate.unblockAnnotations:144
TypeEnter.complete:229
Symbol.complete:645
Symbol$ClassSymbol.complete:1352
Attr.visitClassDef:982
NBAttr.visitClassDef:61
JCTree$JCClassDecl.accept:778
Attr.attribTree:673
Attr.attribStat:749
Attr.visitAnonymousClassDefinition:2508
Attr.visitNewClass:2391
JCTree$JCNewClass.accept:1695
Attr.attribTree:673
Attr.visitReturn:1931
JCTree$JCReturn.accept:1552
Attr.attribTree:673
Attr.attribStat:749
Attr.attribStats:773
Attr.visitBlock:1350
NBAttr.visitBlock:73
JCTree$JCBlock.accept:1026
Attr.attribTree:673
Attr.attribStat:749
JavacParser.parseImpl:399
JavacParser.parse:332
TaskProcessor.callParse:598
SourceCache.getResult:228
ResultIterator.getParserResult:115
ResultIterator.getParserResult:129
TaskProcessor.callUserTask:586
ParserManager$UserTaskAction.run:130
ParserManager$UserTaskAction.run:114
TaskProcessor$2.call:181
TaskProcessor$2.call:178
FileChangedManager.priorityIO:153
ProvidedExtensions.priorityIO:335
DataObjectEnvFactory.runPriorityIO:118
Utilities.runPriorityIO:67
TaskProcessor.runUserTask:178
ParserManager.parse:81
JPACodeCompletionProvider$JPACodeCompletionQuery.query:118
AsyncCompletionTask.run:198
RequestProcessor$Task.run:1418
GlobalLookup.execute:45
Lookups.executeWith:278
RequestProcessor$Processor.run:2033 {noformat}
It will also explode with a NullPointer if you try to add a variable before
"MemoryStream" (e.g. "byte[] buffer =")
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