Java tutorial
/* * The University of Wales, Cardiff Triana Project Software License (Based * on the Apache Software License Version 1.1) * * Copyright (c) 2007 University of Wales, Cardiff. All rights reserved. * * Redistribution and use of the software in source and binary forms, with * or without modification, are permitted provided that the following * conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. The end-user documentation included with the redistribution, if any, * must include the following acknowledgment: "This product includes * software developed by the University of Wales, Cardiff for the Triana * Project (http://www.trianacode.org)." Alternately, this * acknowledgment may appear in the software itself, if and wherever * such third-party acknowledgments normally appear. * * 4. The names "Triana" and "University of Wales, Cardiff" must not be * used to endorse or promote products derived from this software * without prior written permission. For written permission, please * contact triana@trianacode.org. * * 5. Products derived from this software may not be called "Triana," nor * may Triana appear in their name, without prior written permission of * the University of Wales, Cardiff. * * 6. This software may not be sold, used or incorporated into any product * for sale to third parties. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL UNIVERSITY OF WALES, CARDIFF OR ITS CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. * * ------------------------------------------------------------------------ * * This software consists of voluntary contributions made by many * individuals on behalf of the Triana Project. For more information on the * Triana Project, please see. http://www.trianacode.org. * * This license is based on the BSD license as adopted by the Apache * Foundation and is governed by the laws of England and Wales. * */ import org.apache.commons.logging.Log; import org.trianacode.TrianaInstance; import org.trianacode.config.Locations; import org.trianacode.config.cl.ArgumentParsingException; import org.trianacode.config.cl.OptionValues; import org.trianacode.config.cl.OptionsHandler; import org.trianacode.config.cl.TrianaOptions; import org.trianacode.enactment.Convert; import org.trianacode.enactment.Exec; import org.trianacode.enactment.RunUnit; import org.trianacode.enactment.logging.Loggers; import org.trianacode.enactment.plugins.Plugins; import org.trianacode.gui.hci.ApplicationFrame; /** * Main Launcher Class * * @author Matthew Shields * @version $Revision: 4048 $ */ public class Triana { static Log log = Loggers.LOGGER; /** * the triana arguments */ public static final String LOG_LEVEL = "l"; public static final String ISOLATED_LOGGER = "i"; public static final String WORKFLOW = "w"; public static final String NOGUI = "n"; // public static final String PLUGIN = "p"; /** * non gui arguments */ /** * executes a workflow takes a workflow file name */ public static final String EXECUTE = "e"; /** * takes a running instance id. Used for interacting with a running taskgraph */ public static final String UUID = "u"; /** * server mode */ public static final String SERVER = "s"; public static final String HELP = "h"; /** * The main program for Triana */ public static void main(String[] args) throws Exception { String os = Locations.os(); String usage = "./triana.sh"; if (os.equals("windows")) { usage = "triana.bat"; } OptionsHandler parser = new OptionsHandler(usage, TrianaOptions.TRIANA_OPTIONS); OptionValues vals = null; try { vals = parser.parse(args); } catch (ArgumentParsingException e) { System.out.println(e.getMessage()); System.out.println(parser.usage()); System.exit(0); } boolean help = vals.hasOption(HELP); if (help) { System.out.println(parser.usage()); System.exit(0); } String logLevel = vals.getOptionValue(LOG_LEVEL); String logger = vals.getOptionValue(ISOLATED_LOGGER); if (logger != null) { Loggers.isolateLogger(logger, logLevel == null ? "INFO" : logLevel); } else { if (logLevel != null) { Loggers.setLogLevel(logLevel); } } boolean runUnit = vals.hasOption(TrianaOptions.RUN_UNIT.getShortOpt()); boolean runNoGui = vals.hasOption(NOGUI); boolean pid = vals.hasOptionValue(UUID); boolean exec = vals.hasOptionValue(EXECUTE); boolean server = vals.hasOption(SERVER); boolean workflow = vals.hasOptionValue(WORKFLOW); boolean plugin = vals.hasOption(TrianaOptions.PLUGIN.getShortOpt()); boolean convert = vals.hasOption(TrianaOptions.CONVERT_WORKFLOW.getShortOpt()); if (runNoGui || pid || runUnit) { System.out.println("Running headless, optional pid or unit."); if (runUnit) { new RunUnit(args); System.exit(0); } if (convert) { Convert.convert(args); } else if (!server) { if (pid || exec || workflow || plugin) { if (plugin) { try { System.exit(Plugins.exec(args)); } catch (ArgumentParsingException e) { System.out.println(e.getMessage()); System.out.println(parser.usage()); } } else { System.exit(Exec.exec(args)); } } else { System.out.println( "Non-gui mode combined with non-server mode requires either a uuid, a workflow, or a bundle"); System.out.println(parser.usage()); System.exit(0); } } else { new TrianaInstance(args).init(); } } else { ApplicationFrame.initTriana(args); } } }