private ServletService servletService;
@Override
public Object execute() throws Exception {
ShellTable table = new ShellTable();
table.column(new Col("ID"));
table.column(new Col("Servlet"));
table.column(new Col("Servlet-Name"));
table.column(new Col("State"));
table.column(new Col("Alias"));
table.column(new Col("Url"));
for (ServletInfo info : servletService.getServlets()) {
table.addRow().addContent(info.getBundle().getBundleId(), info.getClassName(), info.getName(),
info.getStateString(), info.getAlias(), Arrays.toString(info.getUrls()));
}