/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/ is in openjdk-11-demo 10.0.1+10-3ubuntu1.
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/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/build.properties
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/build.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/nbproject/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/nbproject/file-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/nbproject/jdk.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/nbproject/netbeans-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/FullThreadDump/nbproject/project.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/build.properties
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/build.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/nbproject/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/nbproject/file-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/nbproject/jdk.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/nbproject/netbeans-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/JTop/nbproject/project.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/build.properties
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/build.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/nbproject/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/nbproject/file-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/nbproject/jdk.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/nbproject/netbeans-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/MemoryMonitor/nbproject/project.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/build.properties
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/build.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/nbproject/
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/nbproject/file-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/nbproject/jdk.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/nbproject/netbeans-targets.xml
/usr/share/doc/openjdk-11-jre-headless/demo/nbproject/management/VerboseGC/nbproject/project.xml