Java tutorial
/************************************************************ * Copyright (c) 2015, Lawrence Livermore National Security, LLC. * Produced at the Lawrence Livermore National Laboratory. * Written by Timothy Meier, meier3@llnl.gov, All rights reserved. * LLNL-CODE-673346 * * This file is part of the OpenSM Monitoring Service (OMS) package. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License (as published by * the Free Software Foundation) version 2.1 dated February 1999. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * OUR NOTICE AND TERMS AND CONDITIONS OF THE GNU GENERAL PUBLIC LICENSE * * Our Preamble Notice * * A. This notice is required to be provided under our contract with the U.S. * Department of Energy (DOE). This work was produced at the Lawrence Livermore * National Laboratory under Contract No. DE-AC52-07NA27344 with the DOE. * * B. Neither the United States Government nor Lawrence Livermore National * Security, LLC nor any of their employees, makes any warranty, express or * implied, or assumes any liability or responsibility for the accuracy, * completeness, or usefulness of any information, apparatus, product, or * process disclosed, or represents that its use would not infringe privately- * owned rights. * * C. 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The views and opinions of authors expressed herein do not necessarily * state or reflect those of the United States Government or Lawrence Livermore * National Security, LLC, and shall not be used for advertising or product * endorsement purposes. * * file: SmtGui.java * * Created on: Oct 1, 2013 * Author: meier3 ********************************************************************/ package gov.llnl.lc.smt.command.gui; import java.util.Map; import java.util.concurrent.TimeUnit; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.Option; import org.apache.commons.cli.OptionBuilder; import gov.llnl.lc.smt.SmtConstants; import gov.llnl.lc.smt.command.SmtCommand; import gov.llnl.lc.smt.command.config.SmtConfig; import gov.llnl.lc.smt.event.SmtMessage; import gov.llnl.lc.smt.event.SmtMessageType; import gov.llnl.lc.smt.manager.MessageManager; import gov.llnl.lc.smt.props.SmtProperty; import gov.llnl.lc.smt.swing.SmtGuiApplication; import gov.llnl.lc.time.TimeStamp; /********************************************************************** * Describe purpose and responsibility of SmtGui * <p> * @see related classes and interfaces * * @author meier3 * * @version Oct 1, 2013 4:39:40 PM **********************************************************************/ public class SmtGui extends SmtCommand { /************************************************************ * Method Name: * main **/ /** * Describe the method here * * @see describe related java objects * * @param args * @throws Exception ***********************************************************/ public static void main(String[] args) throws Exception { System.exit((new SmtGui().execute(args)) ? 0 : -1); } @Override public boolean doCommand(SmtConfig config) throws Exception { boolean exit = false; MessageManager.getInstance() .postMessage(new SmtMessage(SmtMessageType.SMT_MSG_INIT, "** Initializing the ServiceUpdater")); initServiceUpdater(config); MessageManager.getInstance().postMessage( new SmtMessage(SmtMessageType.SMT_MSG_INIT, "** Finished ServiceUpdater initialization")); if (OMService == null) { System.err.println("The service is null"); } else { // this is the GUI command, and it can take a subcommand and an argument String subCommand = null; String subCommandArg = null; if (config != null) { Map<String, String> map = config.getConfigMap(); subCommand = map.get(SmtProperty.SMT_SUBCOMMAND.getName()); subCommandArg = map.get(subCommand); } // start all managers /* refer to SmtConsole, may need a manager to do this more cleanly */ exit = (UpdateService == null) || (OMService == null); if (!exit) { logger.severe("Starting the SMT GUI Application Now"); MessageManager.getInstance().postMessage( new SmtMessage(SmtMessageType.SMT_MSG_INIT, "ready to start the graphical interface")); SmtGuiApplication.go(UpdateService, OMService, this); } else logger.severe("Could not start the SMT GUI Application, check service updater"); // infinite wait loop while (!exit) TimeUnit.MINUTES.sleep(5); } return true; } @Override public boolean init() { USAGE = "[-h=<host url>] [-pn=<port num>] "; HEADER = "smt-gui - a graphical tool for investigation, discovery, and exploring Infiniband fabrics"; EXAMPLE = "examples:" + SmtConstants.NEW_LINE + "> smt-gui -pn 10011 - invoke the gui using a connection to the OMS" + SmtConstants.NEW_LINE + "> smt-gui -rH surface3h.his - invoke the gui using a flight recorder file" + SmtConstants.NEW_LINE + "."; // terminate with nl // create and initialize the common options for this command initMinimumOptions(); initConnectionOptions(); initPlayableOptions(); SmtProperty sp = SmtProperty.SMT_READ_OMS_HISTORY; Option rHist = OptionBuilder.hasArg(true).hasArgs(1).withArgName(sp.getArgName()).withValueSeparator('=') .withDescription(sp.getDescription()).withLongOpt(sp.getName()).create(sp.getShortName()); options.addOption(rHist); return true; } @Override public boolean parseCommands(Map<String, String> config, CommandLine line) { boolean status = true; // set the command and sub-command (always do this) to default values config.put(SmtProperty.SMT_COMMAND.getName(), this.getClass().getName()); // config.put(SmtProperty.SMT_SUBCOMMAND.getName(), SmtProperty.SMT_QUERY_ALL.getName()); SmtProperty sp = SmtProperty.SMT_READ_OMS_HISTORY; if (line.hasOption(sp.getName())) { // put the file in both places status = putHistoryProperty(config, line.getOptionValue(sp.getName())); if (status) { config.put(SmtProperty.SMT_FILE_NAME.getName(), convertSpecialFileName(line.getOptionValue(sp.getName()))); config.put(SmtProperty.SMT_OMS_COLLECTION_FILE.getName(), convertSpecialFileName(line.getOptionValue(sp.getName()))); } // see if there was a timestamp specified, and if so, does it make sense String ts = config.get(SmtProperty.SMT_TIMESTAMP.getName()); // it could be null, or if it returns the current time, then its probably crap if ((ts == null) || ((new TimeStamp()).compareTo(new TimeStamp(ts))) == 0) { logger.severe("The timestamp couldn't be created for: (" + ts + ")"); // empty or couldn't convert to timestring (set special directive to use default value) config.put(SmtProperty.SMT_TIMESTAMP.getName(), SmtProperty.SMT_USE_DEFAULT.getName()); } } // parse (only) the command specific options sp = SmtProperty.SMT_REUSE; if (line.hasOption(sp.getName())) { config.put(sp.getName(), line.getOptionValue(sp.getName())); } sp = SmtProperty.SMT_UPDATE_PERIOD; if (line.hasOption(sp.getName())) { config.put(sp.getName(), line.getOptionValue(sp.getName())); } sp = SmtProperty.SMT_UPDATE_MULTIPLIER; if (line.hasOption(sp.getName())) { config.put(sp.getName(), line.getOptionValue(sp.getName())); } sp = SmtProperty.SMT_WRAP_DATA; if (line.hasOption(sp.getName())) { config.put(sp.getName(), line.getOptionValue(sp.getName())); } sp = SmtProperty.SMT_SINGLE_SHOT; if (line.hasOption(sp.getName())) { config.put(sp.getName(), "true"); } sp = SmtProperty.SMT_PLAY_CONTROL; if (line.hasOption(sp.getName())) { config.put(sp.getName(), "true"); } sp = SmtProperty.SMT_FILTER_FILE; if (line.hasOption(sp.getName())) { config.put(sp.getName(), line.getOptionValue(sp.getName())); } return status; } }