/** * Prints the help related to the plugin to a specified output. * * @param out * the writer where the help should be written */ public void printHelp(final PrintWriter out) { HelpFormatter hf = new HelpFormatter(); StringBuilder sbDivider = new StringBuilder("="); while (sbDivider.length() < hf.getPageWidth()) { sbDivider.append('='); } out.println(sbDivider.toString()); out.println("PLUGIN NAME : " + proxyedPluginDefinition.getName()); if (description != null && description.trim().length() != 0) { out.println(sbDivider.toString()); out.println("Description : "); out.println(); out.println(description); } hf.setGroup(mainOptionsGroup); // hf.setHeader(m_pluginDef.getName()); hf.setDivider(sbDivider.toString()); hf.setPrintWriter(out); hf.print(); // hf.printHelp(m_pluginDef.getName(), m_Options); }
public String getCommandLine() { ByteArrayOutputStream bout = new ByteArrayOutputStream(); Group g = getCommandLineGroup(); HelpFormatter hf = new HelpFormatter(null, null, null, getConsole().getTerminal().getWidth()); hf.setGroup(g); hf.setPrintWriter(new PrintWriter(new OutputStreamWriter(bout, charset))); hf.printUsage(); String usage = new String(bout.toByteArray(), charset); String[] lines = usage.split("\\n"); StringBuilder res = new StringBuilder(); for (int i = 1; i < lines.length; i++) { res.append(lines[i]); } return res.toString(); }
public void printHelp() throws IOException { Group g = getCommandLineGroup(); ByteArrayOutputStream bout = new ByteArrayOutputStream(); HelpFormatter hf = new HelpFormatter(" ", null, null, getConsole().getTerminal().getWidth()); hf.setGroup(g); PrintWriter pw = new PrintWriter(new OutputStreamWriter(bout, charset)); hf.setPrintWriter(pw); hf.printHelp(); pw.flush(); // getConsole().println("\u001B[1mCommand Line:\u001B[0m "); getConsole().println(highlight("Command Line: ")); getConsole().println(" " + getName() + " " + getCommandLine()); getConsole().println(highlight("Usage:")); getConsole().println(new String(bout.toByteArray(), charset)); }
/** * Parses the command line. * * @param vsArgs * The command line * @return The parsed command line */ private static CommandLine parseCommandLine(final String[] vsArgs) { try { Group opts = configureCommandLine(); // configure a HelpFormatter HelpFormatter hf = new HelpFormatter(); // configure a parser Parser p = new Parser(); p.setGroup(opts); p.setHelpFormatter(hf); // p.setHelpTrigger("--help"); return p.parse(vsArgs); } catch (OptionException oe) { printUsage(oe); } catch (Exception e) { e.printStackTrace(); // Should never happen... } return null; }
/** * Print the options supported by {@code GenericOptionsParser}. * In addition to the options supported by the job, passed in as the * group parameter. * * @param group job-specific command-line options. */ public static void printHelpWithGenericOptions(Group group) throws IOException { new GenericOptionsParser(new Configuration(), new org.apache.commons.cli.Options(), new String[0]); PrintWriter pw = new PrintWriter(new OutputStreamWriter(System.out, Charsets.UTF_8), true); HelpFormatter formatter = new HelpFormatter(); formatter.setGroup(group); formatter.setPrintWriter(pw); formatter.setFooter("Specify HDFS directories while running on hadoop; else specify local file system directories"); formatter.print(); }
public static void printHelpWithGenericOptions(Group group, OptionException oe) throws IOException { new GenericOptionsParser(new Configuration(), new org.apache.commons.cli.Options(), new String[0]); PrintWriter pw = new PrintWriter(new OutputStreamWriter(System.out, Charsets.UTF_8), true); HelpFormatter formatter = new HelpFormatter(); formatter.setGroup(group); formatter.setPrintWriter(pw); formatter.setException(oe); formatter.print(); }
/** * Prints usage instrunctions and, eventually, an error message about the * latest execution. * * @param e * The exception error */ @SuppressWarnings("unchecked") private static void printUsage(final Exception e) { printVersion(); StringBuilder sbDivider = new StringBuilder("="); if (e != null) { System.out.println(e.getMessage() + "\n"); } HelpFormatter hf = new HelpFormatter(); while (sbDivider.length() < hf.getPageWidth()) { sbDivider.append('='); } // DISPLAY SETTING Set displaySettings = hf.getDisplaySettings(); displaySettings.clear(); displaySettings.add(DisplaySetting.DISPLAY_GROUP_EXPANDED); displaySettings.add(DisplaySetting.DISPLAY_PARENT_CHILDREN); // USAGE SETTING Set usageSettings = hf.getFullUsageSettings(); usageSettings.clear(); usageSettings.add(DisplaySetting.DISPLAY_PARENT_ARGUMENT); usageSettings.add(DisplaySetting.DISPLAY_ARGUMENT_BRACKETED); usageSettings.add(DisplaySetting.DISPLAY_PARENT_CHILDREN); usageSettings.add(DisplaySetting.DISPLAY_GROUP_EXPANDED); hf.setDivider(sbDivider.toString()); hf.setGroup(configureCommandLine()); hf.print(); }
/** * Prints the JNRPE Server usage and, eventually, the error about the last * invocation. * * @param e * The last error. Can be null. */ @SuppressWarnings("unchecked") private static void printUsage(final Exception e) { printVersion(); if (e != null) { System.out.println(e.getMessage() + "\n"); } HelpFormatter hf = new HelpFormatter(); StringBuilder sbDivider = new StringBuilder("="); while (sbDivider.length() < hf.getPageWidth()) { sbDivider.append("="); } // DISPLAY SETTING hf.getDisplaySettings().clear(); hf.getDisplaySettings().add(DisplaySetting.DISPLAY_GROUP_EXPANDED); hf.getDisplaySettings().add(DisplaySetting.DISPLAY_PARENT_CHILDREN); // USAGE SETTING hf.getFullUsageSettings().clear(); hf.getFullUsageSettings().add(DisplaySetting.DISPLAY_PARENT_ARGUMENT); hf.getFullUsageSettings().add(DisplaySetting.DISPLAY_ARGUMENT_BRACKETED); hf.getFullUsageSettings().add(DisplaySetting.DISPLAY_PARENT_CHILDREN); hf.getFullUsageSettings().add(DisplaySetting.DISPLAY_GROUP_EXPANDED); hf.setDivider(sbDivider.toString()); hf.setGroup(configureCommandLine()); hf.print(); System.exit(0); }
public static void printHelp(Group group) { HelpFormatter formatter = new HelpFormatter(); formatter.setGroup(group); formatter.print(); }
