### Question:
NetShellConfiguration extends PersistentObject { public GlobalConfiguration getGlobal() { return global; } NetShellConfiguration(boolean canSet);  NetShellConfiguration(); static NetShellConfiguration getInstance(); GlobalConfiguration getGlobal(); final synchronized void setGlobal(GlobalConfiguration global); void save(File file); @JsonIgnore
    static String DEFAULT_FILENAME; }### Answer:
@Test public void testGetGlobal() throws Exception { }