Examples of org.apache.commons.cli.HelpFormatter

org.apache.commons.cli.HelpFormatter
A formatter of help messages for the current command line options @author Slawek Zachcial @author John Keyes (john at integralsource.com)

    {
        stdout.println();


        PrintWriter pw = new PrintWriter( stdout );


        HelpFormatter formatter = new HelpFormatter();


        formatter.printHelp( pw, HelpFormatter.DEFAULT_WIDTH, "mvn [options] [<goal(s)>] [<phase(s)>]", "\nOptions:",
                             options, HelpFormatter.DEFAULT_LEFT_PAD, HelpFormatter.DEFAULT_DESC_PAD, "\n", false );


        pw.flush();
    }

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    /**
     * Print the usage message and exit
     */
    private static void printUsage() {
        HelpFormatter formatter = new HelpFormatter();


        formatter.printHelp("cocoon cli [options] [targets]",
                            getProlog().toString(),
                            options,
                            "Note: the context directory defaults to '"+ Constants.DEFAULT_CONTEXT_DIR + "'");
        System.exit(0);
    }

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    this.enforceMinAssignmentMove = enforceMinAssignmentMove;
    this.targetTableSet = new HashSet<TableName>();
    this.rackManager = new RackManager(conf);
  }
  private static void printHelp(Options opt) {
    new HelpFormatter().printHelp(
        "RegionPlacement < -w | -u | -n | -v | -t | -h | -overwrite -r regionName -f favoredNodes " +
        "-diff>" +
        " [-l false] [-m false] [-d] [-tables t1,t2,...tn] [-zk zk1,zk2,zk3]" +
        " [-fs hdfs://a.b.c.d:9000] [-hbase_root /HBASE]", opt);
  }

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        }


    }


    private static void help(Options options) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("properties [options]", "\n" + i18n("cmd.properties.description"), options, "\n");
    }

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            e.printStackTrace();
        }
    }


    private static void help(Options options) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("validate [options] <file> [<file>...]", "\n" + AppValidator.i18n("cmd.validate.description"), options, "\n");
    }

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 */
@InterfaceAudience.Private
public class RESTServer implements Constants {


  private static void printUsageAndExit(Options options, int exitCode) {
    HelpFormatter formatter = new HelpFormatter();
    formatter.printHelp("bin/hbase rest start", "", options,
      "\nTo run the REST server as a daemon, execute " +
      "bin/hbase-daemon.sh start|stop rest [--infoport <port>] [-p <port>] [-ro]\n", true);
    System.exit(exitCode);
  }

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          throw new ParseException("Command takes no arguments");
        }
      } catch (ParseException e) {
        System.err.println("Failed to parse command line " + e.getMessage());
        System.err.println();
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(getClass().getSimpleName(), options);
        System.exit(-1);
      }


      HTable table = new HTable(getConf(), getTableName(getConf()));

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    options.addOption(LoadTestTool.OPT_ENCODE_IN_CACHE_ONLY, false,
        LoadTestTool.OPT_ENCODE_IN_CACHE_ONLY_USAGE);
    options.addOptionGroup(Workload.getOptionGroup());


    if (args.length == 0) {
      HelpFormatter formatter = new HelpFormatter();
      formatter.printHelp(HFileReadWriteTest.class.getSimpleName(),
          options, true);
      return false;
    }


    CommandLineParser parser = new PosixParser();

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          throw new ParseException("Command takes no arguments");
        }
      } catch (ParseException e) {
        System.err.println("Failed to parse command line " + e.getMessage());
        System.err.println();
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(getClass().getSimpleName(), options);
        System.exit(-1);
      }


      long maxQueries = Long.MAX_VALUE;
      if (cmd.hasOption('n')) {

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                Properties p = command.getValue();
                String description = p.getProperty(descriptionI18n, p.getProperty(descriptionBase));
                options.addOption(command.getKey(), false, description);
            }


            HelpFormatter formatter = new HelpFormatter();
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);


            String syntax = "openejb <command> [options] [args]";


            String header = "\nAvailable commands:";


            String footer = "\n" +
                    "Try 'openejb <command> --help' for help on a specific command.\n" +
                    "For example 'openejb deploy --help'.\n" +
                    "\n" +
                    "Apache OpenEJB -- EJB Container System and Server.\n" +
                    "For additional information, see http://openejb.apache.org\n" +
                    "Bug Reports to <users@openejb.apache.org>";




            if (!printHeader){
                pw.append(header).append("\n\n");
                formatter.printOptions(pw, 74, options, 1, 3);
            } else {
                formatter.printHelp(pw, 74, syntax, header, options, 1, 3, footer, false);
            }


            pw.flush();


            // Fix up the commons-cli output to our liking.

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