private int kill() throws CommandException { File prevPid = null; String pids = null; try { prevPid = new File(getServerDirs().getPidFile().getPath() + ".prev"); if (!prevPid.canRead()) throw new CommandException(Strings.get("StopInstance.nopidprev", prevPid)); pids = FileUtils.readSmallFile(prevPid).trim(); String s = ProcessUtils.kill(Integer.parseInt(pids)); if (s != null) logger.finer(s); } catch (CommandException ce) { throw ce; } catch (Exception ex) { throw new CommandException( Strings.get("StopInstance.pidprevreaderror", prevPid, ex.getMessage())); } return 0; }