o.w.c.j.r.BootableJar uses Filestream without closing it properly.

• BootableJar#L142
• BootableJar#L180

o.j.a.c.p.XmlConfigurationPersister uses XMLStreamReader without finally closing it and doubles FileInputStream closing.

• XmlConfigurationPersister#L125

ArchiveHandler uses JarFile without closing it properly. SimpleTable uses Formatter without closing it properly.

• ArchiveHandler#L162
• SimpleTable#L111

Fix: Use try-with-resources or "safeClose" util, depending on the current Exception Handling situation.