java.lang.UnsupportedOperationException: Not supported yet.
	at org.netbeans.modules.web.core.syntax.JavaSourceProviderImpl$FilterImpl.filterReader(JavaSourceProviderImpl.java:80)
	at org.netbeans.modules.java.source.parsing.SourceFileObject.openReader(SourceFileObject.java:145)
	at org.netbeans.modules.java.source.parsing.SourceFileObject.getCharContentImpl(SourceFileObject.java:343)
	at org.netbeans.modules.java.source.parsing.SourceFileObject.getCharContent(SourceFileObject.java:116)
	at org.netbeans.modules.java.source.parsing.SourceFileObject.getCharContent(SourceFileObject.java:59)
	at org.netbeans.api.java.source.CompilationInfo.getText(CompilationInfo.java:117)
	at org.netbeans.api.java.source.JavaSource.dumpSource(JavaSource.java:2234)
	at org.netbeans.api.java.source.JavaSource.moveToPhase(JavaSource.java:1191)
	at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1470)
	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)