JAL-3321 Last pieces of the getdown-launcher.jar upgrade puzzle
[jalview.git] / src / jalview / bin / Jalview.java
index f28f5f8..c1354c7 100755 (executable)
@@ -1,6 +1,6 @@
 /*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.9)
- * Copyright (C) 2015 The Jalview Authors
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
  * 
  * This file is part of Jalview.
  * 
  */
 package jalview.bin;
 
+import jalview.ext.so.SequenceOntology;
 import jalview.gui.AlignFrame;
 import jalview.gui.Desktop;
+import jalview.gui.PromptUserConfig;
+import jalview.io.AppletFormatAdapter;
 import jalview.io.BioJsHTMLOutput;
+import jalview.io.DataSourceType;
+import jalview.io.FileFormat;
+import jalview.io.FileFormatException;
+import jalview.io.FileFormatI;
+import jalview.io.FileLoader;
 import jalview.io.HtmlSvgOutput;
+import jalview.io.IdentifyFile;
+import jalview.io.NewickFile;
+import jalview.io.gff.SequenceOntologyFactory;
+import jalview.schemes.ColourSchemeI;
+import jalview.schemes.ColourSchemeProperty;
 import jalview.util.MessageManager;
 import jalview.util.Platform;
 import jalview.ws.jws2.Jws2Discoverer;
 
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
 import java.io.PrintWriter;
-import java.lang.reflect.Constructor;
 import java.net.MalformedURLException;
 import java.net.URI;
+import java.net.URISyntaxException;
 import java.net.URL;
-import java.net.URLDecoder;
 import java.security.AllPermission;
 import java.security.CodeSource;
 import java.security.PermissionCollection;
@@ -50,1149 +61,774 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Vector;
 
+import javax.swing.LookAndFeel;
 import javax.swing.UIManager;
-import javax.swing.UnsupportedLookAndFeelException;
+
+import com.threerings.getdown.util.LaunchUtil;
+
+import groovy.lang.Binding;
+import groovy.util.GroovyScriptEngine;
 
 /**
  * Main class for Jalview Application <br>
  * <br>
- * start with java -Djava.ext.dirs=$PATH_TO_LIB$ jalview.bin.Jalview
+ * start with: java -classpath "$PATH_TO_LIB$/*:$PATH_TO_CLASSES$" \
+ * jalview.bin.Jalview
+ * 
+ * or on Windows: java -classpath "$PATH_TO_LIB$/*;$PATH_TO_CLASSES$" \
+ * jalview.bin.Jalview jalview.bin.Jalview
+ * 
+ * (ensure -classpath arg is quoted to avoid shell expansion of '*' and do not
+ * embellish '*' to e.g. '*.jar')
  * 
  * @author $author$
  * @version $Revision$
  */
 public class Jalview
 {
-  static
-  {
-    // grab all the rights we can the JVM
-    Policy.setPolicy(new Policy()
-    {
-      public PermissionCollection getPermissions(CodeSource codesource)
-      {
-        Permissions perms = new Permissions();
-        perms.add(new AllPermission());
-        return (perms);
-      }
-
-      public void refresh()
-      {
-      }
-    });
-  }
-
-  /**
-   * main class for Jalview application
-   * 
-   * @param args
-   *          open <em>filename</em>
-   */
-  public static void main(String[] args)
-  {
-    System.out.println("Java version: "
-            + System.getProperty("java.version"));
-    System.out.println(System.getProperty("os.arch") + " "
-            + System.getProperty("os.name") + " "
-            + System.getProperty("os.version"));
-
-    ArgsParser aparser = new ArgsParser(args);
-    boolean headless = false;
-
-    if (aparser.contains("help") || aparser.contains("h"))
-    {
-      showUsage();
-      System.exit(0);
-    }
-    if (aparser.contains("nodisplay") || aparser.contains("nogui")
-            || aparser.contains("headless"))
-    {
-      System.setProperty("java.awt.headless", "true");
-      headless = true;
-    }
-    String usrPropsFile = aparser.getValue("props");
-    Cache.loadProperties(usrPropsFile); // must do this before
-    if (usrPropsFile != null)
-    {
-      System.out.println("CMD [-props " + usrPropsFile
-              + "] executed successfully!");
-    }
-
-    // anything else!
-
-    final String jabawsUrl = aparser.getValue("jabaws");
-    if (jabawsUrl != null)
-    {
-      try
-      {
-        Jws2Discoverer.getDiscoverer().setPreferredUrl(jabawsUrl);
-        System.out.println("CMD [-jabaws " + jabawsUrl
-                + "] executed successfully!");
-      } catch (MalformedURLException e)
-      {
-        System.err.println("Invalid jabaws parameter: " + jabawsUrl
-                + " ignored");
-      }
-    }
-
-    String defs = aparser.getValue("setprop");
-    while (defs != null)
-    {
-      int p = defs.indexOf('=');
-      if (p == -1)
-      {
-        System.err.println("Ignoring invalid setprop argument : " + defs);
-      }
-      else
-      {
-        System.out.println("Executing setprop argument: " + defs);
-        // DISABLED FOR SECURITY REASONS
-        // TODO: add a property to allow properties to be overriden by cli args
-        // Cache.setProperty(defs.substring(0,p), defs.substring(p+1));
-      }
-      defs = aparser.getValue("setprop");
-    }
-    if (System.getProperty("java.awt.headless") != null
-            && System.getProperty("java.awt.headless").equals("true"))
-    {
-      headless = true;
-    }
-    System.setProperty("http.agent",
-            "Jalview Desktop/" + Cache.getDefault("VERSION", "Unknown"));
-    try
-    {
-      Cache.initLogger();
-    } catch (java.lang.NoClassDefFoundError error)
-    {
-      error.printStackTrace();
-      System.out
-              .println("\nEssential logging libraries not found."
-                      + "\nUse: java -Djava.ext.dirs=$PATH_TO_LIB$ jalview.bin.Jalview");
-      System.exit(0);
-    }
-
-    Desktop desktop = null;
-
-    try
-    {
-      UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
-    } catch (Exception ex)
-    {
-    }
-    if (new Platform().isAMac())
-    {
-      System.setProperty("com.apple.mrj.application.apple.menu.about.name",
-              "Jalview");
-      System.setProperty("apple.laf.useScreenMenuBar", "true");
-      try
-      {
-        UIManager.setLookAndFeel(ch.randelshofer.quaqua.QuaquaManager
-                .getLookAndFeel());
-      } catch (UnsupportedLookAndFeelException e)
-      {
-        // TODO Auto-generated catch block
-        e.printStackTrace();
-      }
-    }
-
-    if (!headless)
-    {
-      desktop = new Desktop();
-      desktop.setInBatchMode(true); // indicate we are starting up
-      desktop.setVisible(true);
-      desktop.startServiceDiscovery();
-      if (!aparser.contains("nousagestats"))
-      {
-        startUsageStats(desktop);
-      }
-      else
-      {
-        System.err.println("CMD [-nousagestats] executed successfully!");
-      }
-
-      if (!aparser.contains("noquestionnaire"))
-      {
-        String url = aparser.getValue("questionnaire");
-        if (url != null)
-        {
-          // Start the desktop questionnaire prompter with the specified
-          // questionnaire
-          Cache.log.debug("Starting questionnaire url at " + url);
-          desktop.checkForQuestionnaire(url);
-          System.out.println("CMD questionnaire[-" + url
-                  + "] executed successfully!");
-        }
-        else
-        {
-          if (Cache.getProperty("NOQUESTIONNAIRES") == null)
-          {
-            // Start the desktop questionnaire prompter with the specified
-            // questionnaire
-            // String defurl =
-            // "http://anaplog.compbio.dundee.ac.uk/cgi-bin/questionnaire.pl";
-            // //
-            String defurl = "http://www.jalview.org/cgi-bin/questionnaire.pl";
-            Cache.log.debug("Starting questionnaire with default url: "
-                    + defurl);
-            desktop.checkForQuestionnaire(defurl);
-
-          }
-        }
-      }
-      else
-      {
-        System.err.println("CMD [-noquestionnaire] executed successfully!");
-      }
-      desktop.checkForNews();
-    }
-
-    if (!isHeadlessMode())
-    {
-      BioJsHTMLOutput.updateBioJS();
-    }
-
-    String file = null, protocol = null, format = null, data = null;
-    jalview.io.FileLoader fileLoader = new jalview.io.FileLoader(!headless);
-    Vector getFeatures = null; // vector of das source nicknames to fetch
-    // features from
-    // loading is done.
-    String groovyscript = null; // script to execute after all loading is
-    // completed one way or another
-    // extract groovy argument and execute if necessary
-    groovyscript = aparser.getValue("groovy", true);
-    file = aparser.getValue("open", true);
-
-    if (file == null && desktop == null)
-    {
-      System.out.println("No files to open!");
-      System.exit(1);
-    }
-    String vamsasImport = aparser.getValue("vdoc"), vamsasSession = aparser
-            .getValue("vsess");
-    if (vamsasImport != null || vamsasSession != null)
-    {
-      if (desktop == null || headless)
-      {
-        System.out
-                .println("Headless vamsas sessions not yet supported. Sorry.");
-        System.exit(1);
-      }
-      // if we have a file, start a new session and import it.
-      boolean inSession = false;
-      if (vamsasImport != null)
-      {
-        try
-        {
-          String viprotocol = jalview.io.AppletFormatAdapter
-                  .checkProtocol(vamsasImport);
-          if (viprotocol == jalview.io.FormatAdapter.FILE)
-          {
-            inSession = desktop.vamsasImport(new File(vamsasImport));
-          }
-          else if (viprotocol == jalview.io.FormatAdapter.URL)
-          {
-            inSession = desktop.vamsasImport(new URL(vamsasImport));
-          }
-
-        } catch (Exception e)
-        {
-          System.err.println("Exeption when importing " + vamsasImport
-                  + " as a vamsas document.");
-          e.printStackTrace();
-        }
-        if (!inSession)
-        {
-          System.err.println("Failed to import " + vamsasImport
-                  + " as a vamsas document.");
-        }
-        else
-        {
-          System.out.println("Imported Successfully into new session "
-                  + desktop.getVamsasApplication().getCurrentSession());
-        }
-      }
-      if (vamsasSession != null)
-      {
-        if (vamsasImport != null)
-        {
-          // close the newly imported session and import the Jalview specific
-          // remnants into the new session later on.
-          desktop.vamsasStop_actionPerformed(null);
-        }
-        // now join the new session
-        try
-        {
-          if (desktop.joinVamsasSession(vamsasSession))
-          {
-            System.out.println("Successfully joined vamsas session "
-                    + vamsasSession);
-          }
-          else
-          {
-            System.err.println("WARNING: Failed to join vamsas session "
-                    + vamsasSession);
-          }
-        } catch (Exception e)
-        {
-          System.err.println("ERROR: Failed to join vamsas session "
-                  + vamsasSession);
-          e.printStackTrace();
-        }
-        if (vamsasImport != null)
-        {
-          // the Jalview specific remnants can now be imported into the new
-          // session at the user's leisure.
-          Cache.log
-                  .info("Skipping Push for import of data into existing vamsas session."); // TODO:
-          // enable
-          // this
-          // when
-          // debugged
-          // desktop.getVamsasApplication().push_update();
-        }
-      }
-    }
-    long progress = -1;
-    // Finally, deal with the remaining input data.
-    if (file != null)
-    {
-      if (!headless)
-      {
-        desktop.setProgressBar(MessageManager
-                .getString("status.processing_commandline_args"),
-                progress = System.currentTimeMillis());
-      }
-      System.out.println("CMD [-open " + file + "] executed successfully!");
-
-      if (!file.startsWith("http://"))
-      {
-        if (!(new java.io.File(file)).exists())
-        {
-          System.out.println("Can't find " + file);
-          if (headless)
-          {
-            System.exit(1);
-          }
-        }
-      }
-
-      protocol = jalview.io.AppletFormatAdapter.checkProtocol(file);
-
-      format = new jalview.io.IdentifyFile().Identify(file, protocol);
-
-      AlignFrame af = fileLoader.LoadFileWaitTillLoaded(file, protocol,
-              format);
-      if (af == null)
-      {
-        System.out.println("error");
-      }
-      else
-      {
-        Desktop.setCurrentAlignFrame(af);
-        data = aparser.getValue("colour", true);
-        if (data != null)
-        {
-          data.replaceAll("%20", " ");
-
-          jalview.schemes.ColourSchemeI cs = jalview.schemes.ColourSchemeProperty
-                  .getColour(af.getViewport().getAlignment(), data);
-
-          if (cs == null)
-          {
-            jalview.schemes.UserColourScheme ucs = new jalview.schemes.UserColourScheme(
-                    "white");
-            ucs.parseAppletParameter(data);
-            cs = ucs;
-          }
-          else
-          {
-            System.out.println("CMD [-color " + data
-                    + "] executed successfully!");
-          }
-          af.changeColour(cs);
-        }
-
-        // Must maintain ability to use the groups flag
-        data = aparser.getValue("groups", true);
-        if (data != null)
-        {
-          af.parseFeaturesFile(data,
-                  jalview.io.AppletFormatAdapter.checkProtocol(data));
-          // System.out.println("Added " + data);
-          System.out.println("CMD groups[-" + data
-                  + "]  executed successfully!");
-        }
-        data = aparser.getValue("features", true);
-        if (data != null)
-        {
-          af.parseFeaturesFile(data,
-                  jalview.io.AppletFormatAdapter.checkProtocol(data));
-          // System.out.println("Added " + data);
-          System.out.println("CMD [-features " + data
-                  + "]  executed successfully!");
-        }
-
-        data = aparser.getValue("annotations", true);
-        if (data != null)
-        {
-          af.loadJalviewDataFile(data, null, null, null);
-          // System.out.println("Added " + data);
-          System.out.println("CMD [-annotations " + data
-                  + "] executed successfully!");
-        }
-        // set or clear the sortbytree flag.
-        if (aparser.contains("sortbytree"))
-        {
-          af.getViewport().setSortByTree(true);
-          if (af.getViewport().getSortByTree())
-          {
-            System.out.println("CMD [-sortbytree] executed successfully!");
-          }
-        }
-        if (aparser.contains("no-annotation"))
-        {
-          af.getViewport().setShowAnnotation(false);
-          if (!af.getViewport().isShowAnnotation())
-          {
-            System.out.println("CMD no-annotation executed successfully!");
-          }
-        }
-        if (aparser.contains("nosortbytree"))
-        {
-          af.getViewport().setSortByTree(false);
-          if (!af.getViewport().getSortByTree())
-          {
-            System.out
-                    .println("CMD [-nosortbytree] executed successfully!");
-          }
-        }
-        data = aparser.getValue("tree", true);
-        if (data != null)
-        {
-          jalview.io.NewickFile fin = null;
-          try
-          {
-            System.out.println("CMD [-tree " + data
-                    + "] executed successfully!");
-            fin = new jalview.io.NewickFile(data,
-                    jalview.io.AppletFormatAdapter.checkProtocol(data));
-            if (fin != null)
-            {
-              af.getViewport().setCurrentTree(
-                      af.ShowNewickTree(fin, data).getTree());
-            }
-          } catch (IOException ex)
-          {
-            System.err.println("Couldn't add tree " + data);
-            ex.printStackTrace(System.err);
-          }
-        }
-        // TODO - load PDB structure(s) to alignment JAL-629
-        // (associate with identical sequence in alignment, or a specified
-        // sequence)
-
-        getFeatures = checkDasArguments(aparser);
-        if (af != null && getFeatures != null)
-        {
-          FeatureFetcher ff = startFeatureFetching(getFeatures);
-          if (ff != null)
-          {
-            while (!ff.allFinished() || af.operationInProgress())
-            {
-              // wait around until fetching is finished.
-              try
-              {
-                Thread.sleep(100);
-              } catch (Exception e)
-              {
-
-              }
-            }
-          }
-          getFeatures = null; // have retrieved features - forget them now.
-        }
-        if (groovyscript != null)
-        {
-          // Execute the groovy script after we've done all the rendering stuff
-          // and before any images or figures are generated.
-          if (jalview.bin.Cache.groovyJarsPresent())
-          {
-            System.out.println("Executing script " + groovyscript);
-            executeGroovyScript(groovyscript, new Object[] { desktop, af });
-
-            System.out.println("CMD groovy[" + groovyscript
-                    + "] executed successfully!");
-          }
-          else
-          {
-            System.err
-                    .println("Sorry. Groovy Support is not available, so ignoring the provided groovy script "
-                            + groovyscript);
-          }
-          groovyscript = null;
-        }
-        String imageName = "unnamed.png";
-        while (aparser.getSize() > 1)
-        {
-          format = aparser.nextValue();
-          file = aparser.nextValue();
-
-          if (format.equalsIgnoreCase("png"))
-          {
-            af.createPNG(new java.io.File(file));
-            imageName = (new java.io.File(file)).getName();
-            System.out.println("Creating PNG image: " + file);
-            continue;
-          }
-          else if (format.equalsIgnoreCase("svg"))
-          {
-            File imageFile = new java.io.File(file);
-            imageName = imageFile.getName();
-            af.createSVG(imageFile);
-            System.out.println("Creating SVG image: " + file);
-            continue;
-          }
-          else if (format.equalsIgnoreCase("html"))
-          {
-            File imageFile = new java.io.File(file);
-            imageName = imageFile.getName();
-            new HtmlSvgOutput(new java.io.File(file), af.alignPanel);
-            System.out.println("Creating HTML image: " + file);
-            continue;
-          }
-          else if (format.equalsIgnoreCase("imgMap"))
-          {
-            af.createImageMap(new java.io.File(file), imageName);
-            System.out.println("Creating image map: " + file);
-            continue;
-          }
-          else if (format.equalsIgnoreCase("eps"))
-          {
-            File outputFile = new java.io.File(file);
-            System.out.println("Creating EPS file: "
-                    + outputFile.getAbsolutePath());
-            af.createEPS(outputFile);
-            continue;
-          }
-
-          if (af.saveAlignment(file, format))
-          {
-            System.out.println("Written alignment in " + format
-                    + " format to " + file);
-          }
-          else
-          {
-            System.out.println("Error writing file " + file + " in "
-                    + format + " format!!");
-          }
-
-        }
-
-        while (aparser.getSize() > 0)
-        {
-          System.out.println("Unknown arg: " + aparser.nextValue());
-        }
-      }
-    }
-    AlignFrame startUpAlframe = null;
-    // We'll only open the default file if the desktop is visible.
-    // And the user
-    // ////////////////////
-
-    if (!headless && file == null && vamsasImport == null
-            && jalview.bin.Cache.getDefault("SHOW_STARTUP_FILE", true))
-    {
-      file = jalview.bin.Cache.getDefault(
-              "STARTUP_FILE",
-              jalview.bin.Cache.getDefault("www.jalview.org",
-                      "http://www.jalview.org")
-                      + "/examples/exampleFile_2_7.jar");
-      if (file.equals("http://www.jalview.org/examples/exampleFile_2_3.jar"))
-      {
-        // hardwire upgrade of the startup file
-        file.replace("_2_3.jar", "_2_7.jar");
-        // and remove the stale setting
-        jalview.bin.Cache.removeProperty("STARTUP_FILE");
-      }
-
-      protocol = "File";
-
-      if (file.indexOf("http:") > -1)
-      {
-        protocol = "URL";
-      }
-
-      if (file.endsWith(".jar"))
-      {
-        format = "Jalview";
-      }
-      else
-      {
-        format = new jalview.io.IdentifyFile().Identify(file, protocol);
-      }
-
-      startUpAlframe = fileLoader.LoadFileWaitTillLoaded(file, protocol,
-              format);
-      getFeatures = checkDasArguments(aparser);
-      // extract groovy arguments before anything else.
-    }
-    // If the user has specified features to be retrieved,
-    // or a groovy script to be executed, do them if they
-    // haven't been done already
-    // fetch features for the default alignment
-    if (getFeatures != null)
-    {
-      if (startUpAlframe != null)
-      {
-        startFeatureFetching(getFeatures);
-      }
-    }
-    // Once all other stuff is done, execute any groovy scripts (in order)
-    if (groovyscript != null)
-    {
-      if (jalview.bin.Cache.groovyJarsPresent())
-      {
-        System.out.println("Executing script " + groovyscript);
-        executeGroovyScript(groovyscript, new Object[] { desktop,
-            startUpAlframe });
-      }
-      else
-      {
-        System.err
-                .println("Sorry. Groovy Support is not available, so ignoring the provided groovy script "
-                        + groovyscript);
-      }
-    }
-    // and finally, turn off batch mode indicator - if the desktop still exists
-    if (desktop != null)
-    {
-      if (progress != -1)
-      {
-        desktop.setProgressBar(null, progress);
-      }
-      desktop.setInBatchMode(false);
-    }
-  }
-
-  private static void showUsage()
-  {
-    System.out
-            .println("Usage: jalview -open [FILE] [OUTPUT_FORMAT] [OUTPUT_FILE]\n\n"
-                    + "-nodisplay\tRun Jalview without User Interface.\n"
-                    + "-props FILE\tUse the given Jalview properties file instead of users default.\n"
-                    + "-colour COLOURSCHEME\tThe colourscheme to be applied to the alignment\n"
-                    + "-annotations FILE\tAdd precalculated annotations to the alignment.\n"
-                    + "-tree FILE\tLoad the given newick format tree file onto the alignment\n"
-                    + "-features FILE\tUse the given file to mark features on the alignment.\n"
-                    + "-fasta FILE\tCreate alignment file FILE in Fasta format.\n"
-                    + "-clustal FILE\tCreate alignment file FILE in Clustal format.\n"
-                    + "-pfam FILE\tCreate alignment file FILE in PFAM format.\n"
-                    + "-msf FILE\tCreate alignment file FILE in MSF format.\n"
-                    + "-pileup FILE\tCreate alignment file FILE in Pileup format\n"
-                    + "-pir FILE\tCreate alignment file FILE in PIR format.\n"
-                    + "-blc FILE\tCreate alignment file FILE in BLC format.\n"
-                    + "-json FILE\tCreate alignment file FILE in JSON format.\n"
-                    + "-jalview FILE\tCreate alignment file FILE in Jalview format.\n"
-                    + "-png FILE\tCreate PNG image FILE from alignment.\n"
-                    + "-svg FILE\tCreate SVG image FILE from alignment.\n"
-                    + "-html FILE\tCreate HTML file from alignment.\n"
-                    + "-imgMap FILE\tCreate HTML file FILE with image map of PNG image.\n"
-                    + "-eps FILE\tCreate EPS file FILE from alignment.\n"
-                    + "-questionnaire URL\tQueries the given URL for information about any Jalview user questionnaires.\n"
-                    + "-noquestionnaire\tTurn off questionnaire check.\n"
-                    + "-nousagestats\tTurn off google analytics tracking for this session.\n"
-                    + "-sortbytree OR -nosortbytree\tEnable or disable sorting of the given alignment by the given tree\n"
-                    // +
-                    // "-setprop PROPERTY=VALUE\tSet the given Jalview property, after all other properties files have been read\n\t (quote the 'PROPERTY=VALUE' pair to ensure spaces are passed in correctly)"
-                    + "-jabaws URL\tSpecify URL for Jabaws services (e.g. for a local installation).\n"
-                    + "-dasserver nickname=URL\tAdd and enable a das server with given nickname\n\t\t\t(alphanumeric or underscores only) for retrieval of features for all alignments.\n"
-                    + "\t\t\tSources that also support the sequence command may be specified by prepending the URL with sequence:\n"
-                    + "\t\t\t e.g. sequence:http://localdas.somewhere.org/das/source)\n"
-                    + "-fetchfrom nickname\tQuery nickname for features for the alignments and display them.\n"
-                    // +
-                    // "-vdoc vamsas-document\tImport vamsas document into new session or join existing session with same URN\n"
-                    // + "-vses vamsas-session\tJoin session with given URN\n"
-                    + "-groovy FILE\tExecute groovy script in FILE, after all other arguments have been processed (if FILE is the text 'STDIN' then the file will be read from STDIN)\n"
-                    + "\n~Read documentation in Application or visit http://www.jalview.org for description of Features and Annotations file~\n\n");
-  }
-
-  private static void startUsageStats(final Desktop desktop)
-  {
-    /**
-     * start a User Config prompt asking if we can log usage statistics.
-     */
-    jalview.gui.PromptUserConfig prompter = new jalview.gui.PromptUserConfig(
-            desktop.desktop,
-            "USAGESTATS",
-            "Jalview Usage Statistics",
-            "Do you want to help make Jalview better by enabling "
-                    + "the collection of usage statistics with Google Analytics ?"
-                    + "\n\n(you can enable or disable usage tracking in the preferences)",
-            new Runnable()
-            {
-              public void run()
-              {
-                Cache.log
-                        .debug("Initialising googletracker for usage stats.");
-                Cache.initGoogleTracker();
-                Cache.log.debug("Tracking enabled.");
-              }
-            }, new Runnable()
-            {
-              public void run()
-              {
-                Cache.log.debug("Not enabling Google Tracking.");
-              }
-            }, null, true);
-    desktop.addDialogThread(prompter);
-  }
-
-  /**
-   * Locate the given string as a file and pass it to the groovy interpreter.
-   * 
-   * @param groovyscript
-   *          the script to execute
-   * @param jalviewContext
-   *          the Jalview Desktop object passed in to the groovy binding as the
-   *          'Jalview' object.
-   */
-  private static void executeGroovyScript(String groovyscript,
-          Object[] jalviewContext)
-  {
-    if (jalviewContext == null)
-    {
-      System.err
-              .println("Sorry. Groovy support is currently only available when running with the Jalview GUI enabled.");
-    }
-    /**
-     * for scripts contained in files
-     */
-    File tfile = null;
-    /**
-     * script's URI
-     */
-    URL sfile = null;
-    if (groovyscript.trim().equals("STDIN"))
-    {
-      // read from stdin into a tempfile and execute it
-      try
-      {
-        tfile = File.createTempFile("jalview", "groovy");
-        PrintWriter outfile = new PrintWriter(new OutputStreamWriter(
-                new FileOutputStream(tfile)));
-        BufferedReader br = new BufferedReader(
-                new java.io.InputStreamReader(System.in));
-        String line = null;
-        while ((line = br.readLine()) != null)
-        {
-          outfile.write(line + "\n");
-        }
-        br.close();
-        outfile.flush();
-        outfile.close();
-
-      } catch (Exception ex)
-      {
-        System.err.println("Failed to read from STDIN into tempfile "
-                + ((tfile == null) ? "(tempfile wasn't created)" : tfile
-                        .toString()));
-        ex.printStackTrace();
-        return;
-      }
-      try
-      {
-        sfile = tfile.toURI().toURL();
-      } catch (Exception x)
-      {
-        System.err
-                .println("Unexpected Malformed URL Exception for temporary file created from STDIN: "
-                        + tfile.toURI());
-        x.printStackTrace();
-        return;
-      }
-    }
-    else
-    {
-      try
-      {
-        sfile = new URI(groovyscript).toURL();
-      } catch (Exception x)
-      {
-        tfile = new File(groovyscript);
-        if (!tfile.exists())
-        {
-          System.err.println("File '" + groovyscript + "' does not exist.");
-          return;
-        }
-        if (!tfile.canRead())
-        {
-          System.err.println("File '" + groovyscript + "' cannot be read.");
-          return;
-        }
-        if (tfile.length() < 1)
-        {
-          System.err.println("File '" + groovyscript + "' is empty.");
-          return;
-        }
-        try
-        {
-          sfile = tfile.getAbsoluteFile().toURI().toURL();
-        } catch (Exception ex)
-        {
-          System.err.println("Failed to create a file URL for "
-                  + tfile.getAbsoluteFile());
-          return;
-        }
-      }
-    }
-    boolean success = false;
-    try
-    {
-      /*
-       * The following code performs the GroovyScriptEngine invocation using
-       * reflection, and is equivalent to this fragment from the embedding
-       * groovy documentation on the groovy site: <code> import
-       * groovy.lang.Binding; import groovy.util.GroovyScriptEngine;
-       * 
-       * String[] roots = new String[] { "/my/groovy/script/path" };
-       * GroovyScriptEngine gse = new GroovyScriptEngine(roots); Binding binding
-       * = new Binding(); binding.setVariable("input", "world");
-       * gse.run("hello.groovy", binding); </code>
-       */
-      Class<?>[] bspec;
-      Object[] binding;
-      int blen = ((jalviewContext[0] == null) ? 0 : 1)
-              + ((jalviewContext[1] == null) ? 0 : 1);
-      String cnames[] = new String[] { "Jalview", "currentAlFrame" };
-      bspec = new Class[blen * 2];
-      binding = new Object[blen * 2];
-      blen = 0;
-      ClassLoader cl = null;
-      Map<String, Object> vbinding = new HashMap<String, Object>();
-      for (int jc = 0; jc < jalviewContext.length; jc++)
-      {
-        if (jalviewContext[jc] != null)
-        {
-          if (cl == null)
-          {
-            cl = jalviewContext[jc].getClass().getClassLoader();
-          }
-          bspec[blen * 2] = String.class;
-          bspec[blen * 2 + 1] = Object.class;
-          binding[blen * 2] = cnames[jc];
-          binding[blen * 2 + 1] = jalviewContext[jc];
-          vbinding.put(cnames[jc], jalviewContext[jc]);
-          blen++;
-        }
-      }
-      Class<?> gbindingc = cl.loadClass("groovy.lang.Binding");
-      Constructor<?> gbcons;
-      Object gbinding;
-      try
-      {
-        gbcons = gbindingc.getConstructor(Map.class);
-        gbinding = gbcons.newInstance(vbinding);
-      } catch (NoSuchMethodException x)
-      {
-        // old style binding config - using series of string/object values to
-        // setVariable.
-        gbcons = gbindingc.getConstructor();
-        gbinding = gbcons.newInstance();
-        java.lang.reflect.Method setvar = gbindingc.getMethod(
-                "setVariable", bspec);
-        setvar.invoke(gbinding, binding);
-      }
-
-      Class<?> gsec = cl.loadClass("groovy.util.GroovyScriptEngine");
-      Constructor<?> gseccons = gsec
-              .getConstructor(new Class[] { URL[].class }); // String[].class
-                                                            // });
-      Object gse = gseccons
-              .newInstance(new Object[] { new URL[] { sfile } }); // .toString()
-                                                                  // } });
-      java.lang.reflect.Method run = gsec.getMethod("run", new Class[] {
-          String.class, gbindingc });
-      run.invoke(gse, new Object[] { sfile.toString(), gbinding });
-      success = true;
-    } catch (Exception e)
-    {
-      System.err.println("Exception Whilst trying to execute file " + sfile
-              + " as a groovy script.");
-      e.printStackTrace(System.err);
-
-    }
-    if (success && groovyscript.equals("STDIN"))
-    {
-      // delete temp file that we made - but only if it was successfully
-      // executed
-      tfile.delete();
-    }
-  }
-
-  /**
-   * Check commandline for any das server definitions or any fetchfrom switches
-   * 
-   * @return vector of DAS source nicknames to retrieve from
-   */
-  private static Vector checkDasArguments(ArgsParser aparser)
-  {
-    Vector source = null;
-    String data;
-    String locsources = Cache.getProperty(Cache.DAS_LOCAL_SOURCE);
-    while ((data = aparser.getValue("dasserver", true)) != null)
-    {
-      String nickname = null;
-      String url = null;
-      boolean seq = false, feat = true;
-      int pos = data.indexOf('=');
-      // determine capabilities
-      if (pos > 0)
-      {
-        nickname = data.substring(0, pos);
-      }
-      url = data.substring(pos + 1);
-      if (url != null
-              && (url.startsWith("http:") || url
-                      .startsWith("sequence:http:")))
-      {
-        if (nickname == null)
-        {
-          nickname = url;
-        }
-        if (locsources == null)
-        {
-          locsources = "";
-        }
-        else
-        {
-          locsources += "\t";
-        }
-        locsources = locsources + nickname + "|" + url;
-        System.err
-                .println("NOTE! dasserver parameter not yet really supported (got args of "
-                        + nickname + "|" + url);
-        if (source == null)
-        {
-          source = new Vector();
-        }
-        source.addElement(nickname);
-      }
-      System.out.println("CMD [-dasserver " + data
-              + "] executed successfully!");
-    } // loop until no more server entries are found.
-    if (locsources != null && locsources.indexOf('|') > -1)
-    {
-      Cache.log.debug("Setting local source list in properties file to:\n"
-              + locsources);
-      Cache.setProperty(Cache.DAS_LOCAL_SOURCE, locsources);
-    }
-    while ((data = aparser.getValue("fetchfrom", true)) != null)
-    {
-      System.out.println("adding source '" + data + "'");
-      if (source == null)
-      {
-        source = new Vector();
-      }
-      source.addElement(data);
-    }
-    return source;
-  }
-
-  /**
-   * start a feature fetcher for every alignment frame
-   * 
-   * @param dasSources
-   */
-  private static FeatureFetcher startFeatureFetching(final Vector dasSources)
-  {
-    FeatureFetcher ff = new FeatureFetcher();
-    AlignFrame afs[] = Desktop.getAlignFrames();
-    if (afs == null || afs.length == 0)
-    {
-      return null;
-    }
-    for (int i = 0; i < afs.length; i++)
-    {
-      ff.addFetcher(afs[i], dasSources);
-    }
-    return ff;
-  }
-
-  public static boolean isHeadlessMode()
-  {
-    String isheadless = System.getProperty("java.awt.headless");
-    if (isheadless != null && isheadless.equalsIgnoreCase("true"))
-    {
-      return true;
-    }
-    return false;
-  }
-}
-
-/**
- * Notes: this argParser does not distinguish between parameter switches,
- * parameter values and argument text. If an argument happens to be identical to
- * a parameter, it will be taken as such (even though it didn't have a '-'
- * prefixing it).
- * 
- * @author Andrew Waterhouse and JBP documented.
- * 
- */
-
-class rnabuttonlistener implements ActionListener
-{
-  public void actionPerformed(ActionEvent arg0)
-  {
-    System.out.println("Good idea ! ");
-
-  }
-}
-
-class pbuttonlistener implements ActionListener
-{
-  public void actionPerformed(ActionEvent arg0)
-  {
-
-  }
-}
-
-class ArgsParser
-{
-  Vector vargs = null;
-
-  public ArgsParser(String[] args)
-  {
-    vargs = new Vector();
-    for (int i = 0; i < args.length; i++)
-    {
-      String arg = args[i].trim();
-      if (arg.charAt(0) == '-')
-      {
-        arg = arg.substring(1);
-      }
-      vargs.addElement(arg);
-    }
-  }
-
-  /**
-   * check for and remove first occurence of arg+parameter in arglist.
-   * 
-   * @param arg
-   * @return return the argument following the given arg if arg was in list.
-   */
-  public String getValue(String arg)
-  {
-    return getValue(arg, false);
-  }
-
-  public String getValue(String arg, boolean utf8decode)
-  {
-    int index = vargs.indexOf(arg);
-    String dc = null, ret = null;
-    if (index != -1)
-    {
-      ret = vargs.elementAt(index + 1).toString();
-      vargs.removeElementAt(index);
-      vargs.removeElementAt(index);
-      if (utf8decode && ret != null)
-      {
-        try
-        {
-          dc = URLDecoder.decode(ret, "UTF-8");
-          ret = dc;
-        } catch (Exception e)
-        {
-          // TODO: log failure to decode
-        }
-      }
-    }
-    return ret;
-  }
-
-  /**
-   * check for and remove first occurence of arg in arglist.
-   * 
-   * @param arg
-   * @return true if arg was present in argslist.
-   */
-  public boolean contains(String arg)
-  {
-    if (vargs.contains(arg))
-    {
-      vargs.removeElement(arg);
-      return true;
-    }
-    else
-    {
-      return false;
-    }
-  }
-
-  public String nextValue()
-  {
-    return vargs.remove(0).toString();
-  }
-
-  public int getSize()
-  {
-    return vargs.size();
-  }
-
-}
-
-/**
- * keep track of feature fetching tasks.
- * 
- * @author JimP
- * 
- */
-class FeatureFetcher
-{
-  /*
-   * TODO: generalise to track all jalview events to orchestrate batch
-   * processing events.
-   */
-
-  private int queued = 0;
-
-  private int running = 0;
-
-  public FeatureFetcher()
-  {
-
-  }
-
-  public void addFetcher(final AlignFrame af, final Vector dasSources)
-  {
-    final long id = System.currentTimeMillis();
-    queued++;
-    final FeatureFetcher us = this;
-    new Thread(new Runnable()
-    {
-
-      public void run()
-      {
-        synchronized (us)
-        {
-          queued--;
-          running++;
-        }
-
-        af.setProgressBar(MessageManager
-                .getString("status.das_features_being_retrived"), id);
-        af.featureSettings_actionPerformed(null);
-        af.featureSettings.fetchDasFeatures(dasSources, true);
-        af.setProgressBar(null, id);
-        synchronized (us)
-        {
-          running--;
-        }
-      }
-    }).start();
-  }
-
-  public synchronized boolean allFinished()
-  {
-    return queued == 0 && running == 0;
-  }
-
+       /*
+        * singleton instance of this class
+        */
+       private static Jalview instance;
+
+       private Desktop desktop;
+
+       public static AlignFrame currentAlignFrame;
+
+       static {
+               // grab all the rights we can the JVM
+               Policy.setPolicy(new Policy() {
+                       @Override
+                       public PermissionCollection getPermissions(CodeSource codesource) {
+                               Permissions perms = new Permissions();
+                               perms.add(new AllPermission());
+                               return (perms);
+                       }
+
+                       @Override
+                       public void refresh() {
+                       }
+               });
+       }
+
+       /**
+        * keep track of feature fetching tasks.
+        * 
+        * @author JimP
+        * 
+        */
+       class FeatureFetcher {
+               /*
+                * TODO: generalise to track all jalview events to orchestrate batch processing
+                * events.
+                */
+
+               private int queued = 0;
+
+               private int running = 0;
+
+               public FeatureFetcher() {
+
+               }
+
+               public void addFetcher(final AlignFrame af, final Vector<String> dasSources) {
+                       final long id = System.currentTimeMillis();
+                       queued++;
+                       final FeatureFetcher us = this;
+                       new Thread(new Runnable() {
+
+                               @Override
+                               public void run() {
+                                       synchronized (us) {
+                                               queued--;
+                                               running++;
+                                       }
+
+                                       af.setProgressBar(MessageManager.getString("status.das_features_being_retrived"), id);
+                                       af.featureSettings_actionPerformed(null);
+                                       af.setProgressBar(null, id);
+                                       synchronized (us) {
+                                               running--;
+                                       }
+                               }
+                       }).start();
+               }
+
+               public synchronized boolean allFinished() {
+                       return queued == 0 && running == 0;
+               }
+
+       }
+
+       public static Jalview getInstance() {
+               return instance;
+       }
+
+       /**
+        * main class for Jalview application
+        * 
+        * @param args open <em>filename</em>
+        */
+       public static void main(String[] args) {
+               instance = new Jalview();
+               instance.doMain(args);
+       }
+
+       /**
+        * @param args
+        */
+       void doMain(String[] args) {
+               System.setSecurityManager(null);
+               System.out.println("Java version: " + System.getProperty("java.version"));
+               System.out.println(System.getProperty("os.arch") + " " + System.getProperty("os.name") + " "
+                               + System.getProperty("os.version"));
+               // report Jalview version
+               Cache.loadBuildProperties(true);
+
+               ArgsParser aparser = new ArgsParser(args);
+               boolean headless = false;
+
+               if (aparser.contains("help") || aparser.contains("h")) {
+                       showUsage();
+                       System.exit(0);
+               }
+               if (aparser.contains("nodisplay") || aparser.contains("nogui") || aparser.contains("headless")) {
+                       System.setProperty("java.awt.headless", "true");
+                       headless = true;
+               }
+               String usrPropsFile = aparser.getValue("props");
+               Cache.loadProperties(usrPropsFile); // must do this before
+               if (usrPropsFile != null) {
+                       System.out.println("CMD [-props " + usrPropsFile + "] executed successfully!");
+               }
+
+               // anything else!
+
+               final String jabawsUrl = aparser.getValue("jabaws");
+               if (jabawsUrl != null) {
+                       try {
+                               Jws2Discoverer.getDiscoverer().setPreferredUrl(jabawsUrl);
+                               System.out.println("CMD [-jabaws " + jabawsUrl + "] executed successfully!");
+                       } catch (MalformedURLException e) {
+                               System.err.println("Invalid jabaws parameter: " + jabawsUrl + " ignored");
+                       }
+               }
+
+               String defs = aparser.getValue("setprop");
+               while (defs != null) {
+                       int p = defs.indexOf('=');
+                       if (p == -1) {
+                               System.err.println("Ignoring invalid setprop argument : " + defs);
+                       } else {
+                               System.out.println("Executing setprop argument: " + defs);
+                               // DISABLED FOR SECURITY REASONS
+                               // TODO: add a property to allow properties to be overriden by cli args
+                               // Cache.setProperty(defs.substring(0,p), defs.substring(p+1));
+                       }
+                       defs = aparser.getValue("setprop");
+               }
+               if (System.getProperty("java.awt.headless") != null && System.getProperty("java.awt.headless").equals("true")) {
+                       headless = true;
+               }
+               System.setProperty("http.agent", "Jalview Desktop/" + Cache.getDefault("VERSION", "Unknown"));
+               try {
+                       Cache.initLogger();
+               } catch (NoClassDefFoundError error) {
+                       error.printStackTrace();
+                       System.out.println("\nEssential logging libraries not found."
+                                       + "\nUse: java -classpath \"$PATH_TO_LIB$/*:$PATH_TO_CLASSES$\" jalview.bin.Jalview");
+                       System.exit(0);
+               }
+
+               desktop = null;
+
+               try {
+                       UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+               } catch (Exception ex) {
+                       System.err.println("Unexpected Look and Feel Exception");
+                       ex.printStackTrace();
+               }
+               if (Platform.isAMac()) {
+
+                       LookAndFeel lookAndFeel = ch.randelshofer.quaqua.QuaquaManager.getLookAndFeel();
+                       System.setProperty("com.apple.mrj.application.apple.menu.about.name", "Jalview");
+                       System.setProperty("apple.laf.useScreenMenuBar", "true");
+                       if (lookAndFeel != null) {
+                               try {
+                                       UIManager.setLookAndFeel(lookAndFeel);
+                               } catch (Throwable e) {
+                                       System.err.println("Failed to set QuaQua look and feel: " + e.toString());
+                               }
+                       }
+                       if (lookAndFeel == null || !(lookAndFeel.getClass().isAssignableFrom(UIManager.getLookAndFeel().getClass()))
+                                       || !UIManager.getLookAndFeel().getClass().toString().toLowerCase().contains("quaqua")) {
+                               try {
+                                       System.err.println(
+                                                       "Quaqua LaF not available on this plaform. Using VAqua(4).\nSee https://issues.jalview.org/browse/JAL-2976");
+                                       UIManager.setLookAndFeel("org.violetlib.aqua.AquaLookAndFeel");
+                               } catch (Throwable e) {
+                                       System.err.println("Failed to reset look and feel: " + e.toString());
+                               }
+                       }
+               }
+
+               /*
+                * configure 'full' SO model if preferences say to, else use the default (SO
+                * Lite)
+                */
+               if (Cache.getDefault("USE_FULL_SO", false)) {
+                       SequenceOntologyFactory.setInstance(new SequenceOntology());
+               }
+
+               if (!headless) {
+                       desktop = new Desktop();
+                       desktop.setInBatchMode(true); // indicate we are starting up
+
+                       try {
+                               JalviewTaskbar.setTaskbar(this);
+                       } catch (Exception e) {
+                               System.out.println("Cannot set Taskbar");
+                               // e.printStackTrace();
+                       } catch (Throwable t) {
+                               System.out.println("Cannot set Taskbar");
+                               // t.printStackTrace();
+                       }
+
+                       desktop.setVisible(true);
+                       desktop.startServiceDiscovery();
+                       if (!aparser.contains("nousagestats")) {
+                               startUsageStats(desktop);
+                       } else {
+                               System.err.println("CMD [-nousagestats] executed successfully!");
+                       }
+
+                       if (!aparser.contains("noquestionnaire")) {
+                               String url = aparser.getValue("questionnaire");
+                               if (url != null) {
+                                       // Start the desktop questionnaire prompter with the specified
+                                       // questionnaire
+                                       Cache.log.debug("Starting questionnaire url at " + url);
+                                       desktop.checkForQuestionnaire(url);
+                                       System.out.println("CMD questionnaire[-" + url + "] executed successfully!");
+                               } else {
+                                       if (Cache.getProperty("NOQUESTIONNAIRES") == null) {
+                                               // Start the desktop questionnaire prompter with the specified
+                                               // questionnaire
+                                               // String defurl =
+                                               // "http://anaplog.compbio.dundee.ac.uk/cgi-bin/questionnaire.pl";
+                                               // //
+                                               String defurl = "http://www.jalview.org/cgi-bin/questionnaire.pl";
+                                               Cache.log.debug("Starting questionnaire with default url: " + defurl);
+                                               desktop.checkForQuestionnaire(defurl);
+                                       }
+                               }
+                       } else {
+                               System.err.println("CMD [-noquestionnaire] executed successfully!");
+                       }
+
+                       if (!aparser.contains("nonews")) {
+                               desktop.checkForNews();
+                       }
+
+                       BioJsHTMLOutput.updateBioJS();
+               }
+
+               // Move any new getdown-launcher-new.jar into place over old
+               // getdown-launcher.jar
+               String appdirString = System.getProperty("getdownappdir");
+               if (appdirString != null && appdirString.length() > 0) {
+                       final File appdir = new File(appdirString);
+                       new Thread() {
+                               @Override
+                               public void run() {
+                                       LaunchUtil.upgradeGetdown(new File(appdir, "getdown-launcher-old.jar"),
+                                                       new File(appdir, "getdown-launcher.jar"), new File(appdir, "getdown-launcher-new.jar"));
+                               }
+                       }.start();
+               }
+
+               String file = null, data = null;
+               FileFormatI format = null;
+               DataSourceType protocol = null;
+               FileLoader fileLoader = new FileLoader(!headless);
+
+               String groovyscript = null; // script to execute after all loading is
+               // completed one way or another
+               // extract groovy argument and execute if necessary
+               groovyscript = aparser.getValue("groovy", true);
+               file = aparser.getValue("open", true);
+
+               if (file == null && desktop == null) {
+                       System.out.println("No files to open!");
+                       System.exit(1);
+               }
+               String vamsasImport = aparser.getValue("vdoc");
+               String vamsasSession = aparser.getValue("vsess");
+               if (vamsasImport != null || vamsasSession != null) {
+                       if (desktop == null || headless) {
+                               System.out.println("Headless vamsas sessions not yet supported. Sorry.");
+                               System.exit(1);
+                       }
+                       // if we have a file, start a new session and import it.
+                       boolean inSession = false;
+                       if (vamsasImport != null) {
+                               try {
+                                       DataSourceType viprotocol = AppletFormatAdapter.checkProtocol(vamsasImport);
+                                       if (viprotocol == DataSourceType.FILE) {
+                                               inSession = desktop.vamsasImport(new File(vamsasImport));
+                                       } else if (viprotocol == DataSourceType.URL) {
+                                               inSession = desktop.vamsasImport(new URL(vamsasImport));
+                                       }
+
+                               } catch (Exception e) {
+                                       System.err.println("Exeption when importing " + vamsasImport + " as a vamsas document.");
+                                       e.printStackTrace();
+                               }
+                               if (!inSession) {
+                                       System.err.println("Failed to import " + vamsasImport + " as a vamsas document.");
+                               } else {
+                                       System.out.println("Imported Successfully into new session "
+                                                       + desktop.getVamsasApplication().getCurrentSession());
+                               }
+                       }
+                       if (vamsasSession != null) {
+                               if (vamsasImport != null) {
+                                       // close the newly imported session and import the Jalview specific
+                                       // remnants into the new session later on.
+                                       desktop.vamsasStop_actionPerformed(null);
+                               }
+                               // now join the new session
+                               try {
+                                       if (desktop.joinVamsasSession(vamsasSession)) {
+                                               System.out.println("Successfully joined vamsas session " + vamsasSession);
+                                       } else {
+                                               System.err.println("WARNING: Failed to join vamsas session " + vamsasSession);
+                                       }
+                               } catch (Exception e) {
+                                       System.err.println("ERROR: Failed to join vamsas session " + vamsasSession);
+                                       e.printStackTrace();
+                               }
+                               if (vamsasImport != null) {
+                                       // the Jalview specific remnants can now be imported into the new
+                                       // session at the user's leisure.
+                                       Cache.log.info("Skipping Push for import of data into existing vamsas session."); // TODO:
+                                       // enable
+                                       // this
+                                       // when
+                                       // debugged
+                                       // desktop.getVamsasApplication().push_update();
+                               }
+                       }
+               }
+               long progress = -1;
+               // Finally, deal with the remaining input data.
+               if (file != null) {
+                       if (!headless) {
+                               desktop.setProgressBar(MessageManager.getString("status.processing_commandline_args"),
+                                               progress = System.currentTimeMillis());
+                       }
+                       System.out.println("CMD [-open " + file + "] executed successfully!");
+
+                       if (!file.startsWith("http://")) {
+                               if (!(new File(file)).exists()) {
+                                       System.out.println("Can't find " + file);
+                                       if (headless) {
+                                               System.exit(1);
+                                       }
+                               }
+                       }
+
+                       protocol = AppletFormatAdapter.checkProtocol(file);
+
+                       try {
+                               format = new IdentifyFile().identify(file, protocol);
+                       } catch (FileFormatException e1) {
+                               // TODO ?
+                       }
+
+                       AlignFrame af = fileLoader.LoadFileWaitTillLoaded(file, protocol, format);
+                       if (af == null) {
+                               System.out.println("error");
+                       } else {
+                               setCurrentAlignFrame(af);
+                               data = aparser.getValue("colour", true);
+                               if (data != null) {
+                                       data.replaceAll("%20", " ");
+
+                                       ColourSchemeI cs = ColourSchemeProperty.getColourScheme(af.getViewport(),
+                                                       af.getViewport().getAlignment(), data);
+
+                                       if (cs != null) {
+                                               System.out.println("CMD [-color " + data + "] executed successfully!");
+                                       }
+                                       af.changeColour(cs);
+                               }
+
+                               // Must maintain ability to use the groups flag
+                               data = aparser.getValue("groups", true);
+                               if (data != null) {
+                                       af.parseFeaturesFile(data, AppletFormatAdapter.checkProtocol(data));
+                                       // System.out.println("Added " + data);
+                                       System.out.println("CMD groups[-" + data + "]  executed successfully!");
+                               }
+                               data = aparser.getValue("features", true);
+                               if (data != null) {
+                                       af.parseFeaturesFile(data, AppletFormatAdapter.checkProtocol(data));
+                                       // System.out.println("Added " + data);
+                                       System.out.println("CMD [-features " + data + "]  executed successfully!");
+                               }
+
+                               data = aparser.getValue("annotations", true);
+                               if (data != null) {
+                                       af.loadJalviewDataFile(data, null, null, null);
+                                       // System.out.println("Added " + data);
+                                       System.out.println("CMD [-annotations " + data + "] executed successfully!");
+                               }
+                               // set or clear the sortbytree flag.
+                               if (aparser.contains("sortbytree")) {
+                                       af.getViewport().setSortByTree(true);
+                                       if (af.getViewport().getSortByTree()) {
+                                               System.out.println("CMD [-sortbytree] executed successfully!");
+                                       }
+                               }
+                               if (aparser.contains("no-annotation")) {
+                                       af.getViewport().setShowAnnotation(false);
+                                       if (!af.getViewport().isShowAnnotation()) {
+                                               System.out.println("CMD no-annotation executed successfully!");
+                                       }
+                               }
+                               if (aparser.contains("nosortbytree")) {
+                                       af.getViewport().setSortByTree(false);
+                                       if (!af.getViewport().getSortByTree()) {
+                                               System.out.println("CMD [-nosortbytree] executed successfully!");
+                                       }
+                               }
+                               data = aparser.getValue("tree", true);
+                               if (data != null) {
+                                       try {
+                                               System.out.println("CMD [-tree " + data + "] executed successfully!");
+                                               NewickFile nf = new NewickFile(data, AppletFormatAdapter.checkProtocol(data));
+                                               af.getViewport().setCurrentTree(af.showNewickTree(nf, data).getTree());
+                                       } catch (IOException ex) {
+                                               System.err.println("Couldn't add tree " + data);
+                                               ex.printStackTrace(System.err);
+                                       }
+                               }
+                               // TODO - load PDB structure(s) to alignment JAL-629
+                               // (associate with identical sequence in alignment, or a specified
+                               // sequence)
+                               if (groovyscript != null) {
+                                       // Execute the groovy script after we've done all the rendering stuff
+                                       // and before any images or figures are generated.
+                                       System.out.println("Executing script " + groovyscript);
+                                       executeGroovyScript(groovyscript, af);
+                                       System.out.println("CMD groovy[" + groovyscript + "] executed successfully!");
+                                       groovyscript = null;
+                               }
+                               String imageName = "unnamed.png";
+                               while (aparser.getSize() > 1) {
+                                       String outputFormat = aparser.nextValue();
+                                       file = aparser.nextValue();
+
+                                       if (outputFormat.equalsIgnoreCase("png")) {
+                                               af.createPNG(new File(file));
+                                               imageName = (new File(file)).getName();
+                                               System.out.println("Creating PNG image: " + file);
+                                               continue;
+                                       } else if (outputFormat.equalsIgnoreCase("svg")) {
+                                               File imageFile = new File(file);
+                                               imageName = imageFile.getName();
+                                               af.createSVG(imageFile);
+                                               System.out.println("Creating SVG image: " + file);
+                                               continue;
+                                       } else if (outputFormat.equalsIgnoreCase("html")) {
+                                               File imageFile = new File(file);
+                                               imageName = imageFile.getName();
+                                               HtmlSvgOutput htmlSVG = new HtmlSvgOutput(af.alignPanel);
+                                               htmlSVG.exportHTML(file);
+
+                                               System.out.println("Creating HTML image: " + file);
+                                               continue;
+                                       } else if (outputFormat.equalsIgnoreCase("biojsmsa")) {
+                                               if (file == null) {
+                                                       System.err.println("The output html file must not be null");
+                                                       return;
+                                               }
+                                               try {
+                                                       BioJsHTMLOutput.refreshVersionInfo(BioJsHTMLOutput.BJS_TEMPLATES_LOCAL_DIRECTORY);
+                                               } catch (URISyntaxException e) {
+                                                       e.printStackTrace();
+                                               }
+                                               BioJsHTMLOutput bjs = new BioJsHTMLOutput(af.alignPanel);
+                                               bjs.exportHTML(file);
+                                               System.out.println("Creating BioJS MSA Viwer HTML file: " + file);
+                                               continue;
+                                       } else if (outputFormat.equalsIgnoreCase("imgMap")) {
+                                               af.createImageMap(new File(file), imageName);
+                                               System.out.println("Creating image map: " + file);
+                                               continue;
+                                       } else if (outputFormat.equalsIgnoreCase("eps")) {
+                                               File outputFile = new File(file);
+                                               System.out.println("Creating EPS file: " + outputFile.getAbsolutePath());
+                                               af.createEPS(outputFile);
+                                               continue;
+                                       }
+
+                                       if (af.saveAlignment(file, format)) {
+                                               System.out.println("Written alignment in " + format + " format to " + file);
+                                       } else {
+                                               System.out.println("Error writing file " + file + " in " + format + " format!!");
+                                       }
+
+                               }
+
+                               while (aparser.getSize() > 0) {
+                                       System.out.println("Unknown arg: " + aparser.nextValue());
+                               }
+                       }
+               }
+               AlignFrame startUpAlframe = null;
+               // We'll only open the default file if the desktop is visible.
+               // And the user
+               // ////////////////////
+
+               if (!headless && file == null && vamsasImport == null
+                               && jalview.bin.Cache.getDefault("SHOW_STARTUP_FILE", true)) {
+                       file = jalview.bin.Cache.getDefault("STARTUP_FILE",
+                                       jalview.bin.Cache.getDefault("www.jalview.org", "http://www.jalview.org")
+                                                       + "/examples/exampleFile_2_7.jar");
+                       if (file.equals("http://www.jalview.org/examples/exampleFile_2_3.jar")) {
+                               // hardwire upgrade of the startup file
+                               file.replace("_2_3.jar", "_2_7.jar");
+                               // and remove the stale setting
+                               jalview.bin.Cache.removeProperty("STARTUP_FILE");
+                       }
+
+                       protocol = DataSourceType.FILE;
+
+                       if (file.indexOf("http:") > -1) {
+                               protocol = DataSourceType.URL;
+                       }
+
+                       if (file.endsWith(".jar")) {
+                               format = FileFormat.Jalview;
+                       } else {
+                               try {
+                                       format = new IdentifyFile().identify(file, protocol);
+                               } catch (FileFormatException e) {
+                                       // TODO what?
+                               }
+                       }
+
+                       startUpAlframe = fileLoader.LoadFileWaitTillLoaded(file, protocol, format);
+                       // extract groovy arguments before anything else.
+               }
+
+               // Once all other stuff is done, execute any groovy scripts (in order)
+               if (groovyscript != null) {
+                       if (Cache.groovyJarsPresent()) {
+                               System.out.println("Executing script " + groovyscript);
+                               executeGroovyScript(groovyscript, startUpAlframe);
+                       } else {
+                               System.err.println("Sorry. Groovy Support is not available, so ignoring the provided groovy script "
+                                               + groovyscript);
+                       }
+               }
+               // and finally, turn off batch mode indicator - if the desktop still exists
+               if (desktop != null) {
+                       if (progress != -1) {
+                               desktop.setProgressBar(null, progress);
+                       }
+                       desktop.setInBatchMode(false);
+               }
+       }
+
+       private static void showUsage() {
+               System.out.println("Usage: jalview -open [FILE] [OUTPUT_FORMAT] [OUTPUT_FILE]\n\n"
+                               + "-nodisplay\tRun Jalview without User Interface.\n"
+                               + "-props FILE\tUse the given Jalview properties file instead of users default.\n"
+                               + "-colour COLOURSCHEME\tThe colourscheme to be applied to the alignment\n"
+                               + "-annotations FILE\tAdd precalculated annotations to the alignment.\n"
+                               + "-tree FILE\tLoad the given newick format tree file onto the alignment\n"
+                               + "-features FILE\tUse the given file to mark features on the alignment.\n"
+                               + "-fasta FILE\tCreate alignment file FILE in Fasta format.\n"
+                               + "-clustal FILE\tCreate alignment file FILE in Clustal format.\n"
+                               + "-pfam FILE\tCreate alignment file FILE in PFAM format.\n"
+                               + "-msf FILE\tCreate alignment file FILE in MSF format.\n"
+                               + "-pileup FILE\tCreate alignment file FILE in Pileup format\n"
+                               + "-pir FILE\tCreate alignment file FILE in PIR format.\n"
+                               + "-blc FILE\tCreate alignment file FILE in BLC format.\n"
+                               + "-json FILE\tCreate alignment file FILE in JSON format.\n"
+                               + "-jalview FILE\tCreate alignment file FILE in Jalview format.\n"
+                               + "-png FILE\tCreate PNG image FILE from alignment.\n"
+                               + "-svg FILE\tCreate SVG image FILE from alignment.\n"
+                               + "-html FILE\tCreate HTML file from alignment.\n"
+                               + "-biojsMSA FILE\tCreate BioJS MSA Viewer HTML file from alignment.\n"
+                               + "-imgMap FILE\tCreate HTML file FILE with image map of PNG image.\n"
+                               + "-eps FILE\tCreate EPS file FILE from alignment.\n"
+                               + "-questionnaire URL\tQueries the given URL for information about any Jalview user questionnaires.\n"
+                               + "-noquestionnaire\tTurn off questionnaire check.\n" + "-nonews\tTurn off check for Jalview news.\n"
+                               + "-nousagestats\tTurn off google analytics tracking for this session.\n"
+                               + "-sortbytree OR -nosortbytree\tEnable or disable sorting of the given alignment by the given tree\n"
+                               // +
+                               // "-setprop PROPERTY=VALUE\tSet the given Jalview property,
+                               // after all other properties files have been read\n\t
+                               // (quote the 'PROPERTY=VALUE' pair to ensure spaces are
+                               // passed in correctly)"
+                               + "-jabaws URL\tSpecify URL for Jabaws services (e.g. for a local installation).\n"
+                               + "-fetchfrom nickname\tQuery nickname for features for the alignments and display them.\n"
+                               // +
+                               // "-vdoc vamsas-document\tImport vamsas document into new
+                               // session or join existing session with same URN\n"
+                               // + "-vses vamsas-session\tJoin session with given URN\n"
+                               + "-groovy FILE\tExecute groovy script in FILE, after all other arguments have been processed (if FILE is the text 'STDIN' then the file will be read from STDIN)\n"
+                               + "\n~Read documentation in Application or visit http://www.jalview.org for description of Features and Annotations file~\n\n");
+       }
+
+       private static void startUsageStats(final Desktop desktop) {
+               /**
+                * start a User Config prompt asking if we can log usage statistics.
+                */
+               PromptUserConfig prompter = new PromptUserConfig(Desktop.desktop, "USAGESTATS", "Jalview Usage Statistics",
+                               "Do you want to help make Jalview better by enabling "
+                                               + "the collection of usage statistics with Google Analytics ?"
+                                               + "\n\n(you can enable or disable usage tracking in the preferences)",
+                               new Runnable() {
+                                       @Override
+                                       public void run() {
+                                               Cache.log.debug("Initialising googletracker for usage stats.");
+                                               Cache.initGoogleTracker();
+                                               Cache.log.debug("Tracking enabled.");
+                                       }
+                               }, new Runnable() {
+                                       @Override
+                                       public void run() {
+                                               Cache.log.debug("Not enabling Google Tracking.");
+                                       }
+                               }, null, true);
+               desktop.addDialogThread(prompter);
+       }
+
+       /**
+        * Locate the given string as a file and pass it to the groovy interpreter.
+        * 
+        * @param groovyscript   the script to execute
+        * @param jalviewContext the Jalview Desktop object passed in to the groovy
+        *                       binding as the 'Jalview' object.
+        */
+       private void executeGroovyScript(String groovyscript, AlignFrame af) {
+               /**
+                * for scripts contained in files
+                */
+               File tfile = null;
+               /**
+                * script's URI
+                */
+               URL sfile = null;
+               if (groovyscript.trim().equals("STDIN")) {
+                       // read from stdin into a tempfile and execute it
+                       try {
+                               tfile = File.createTempFile("jalview", "groovy");
+                               PrintWriter outfile = new PrintWriter(new OutputStreamWriter(new FileOutputStream(tfile)));
+                               BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+                               String line = null;
+                               while ((line = br.readLine()) != null) {
+                                       outfile.write(line + "\n");
+                               }
+                               br.close();
+                               outfile.flush();
+                               outfile.close();
+
+                       } catch (Exception ex) {
+                               System.err.println("Failed to read from STDIN into tempfile "
+                                               + ((tfile == null) ? "(tempfile wasn't created)" : tfile.toString()));
+                               ex.printStackTrace();
+                               return;
+                       }
+                       try {
+                               sfile = tfile.toURI().toURL();
+                       } catch (Exception x) {
+                               System.err.println(
+                                               "Unexpected Malformed URL Exception for temporary file created from STDIN: " + tfile.toURI());
+                               x.printStackTrace();
+                               return;
+                       }
+               } else {
+                       try {
+                               sfile = new URI(groovyscript).toURL();
+                       } catch (Exception x) {
+                               tfile = new File(groovyscript);
+                               if (!tfile.exists()) {
+                                       System.err.println("File '" + groovyscript + "' does not exist.");
+                                       return;
+                               }
+                               if (!tfile.canRead()) {
+                                       System.err.println("File '" + groovyscript + "' cannot be read.");
+                                       return;
+                               }
+                               if (tfile.length() < 1) {
+                                       System.err.println("File '" + groovyscript + "' is empty.");
+                                       return;
+                               }
+                               try {
+                                       sfile = tfile.getAbsoluteFile().toURI().toURL();
+                               } catch (Exception ex) {
+                                       System.err.println("Failed to create a file URL for " + tfile.getAbsoluteFile());
+                                       return;
+                               }
+                       }
+               }
+               try {
+                       Map<String, java.lang.Object> vbinding = new HashMap<>();
+                       vbinding.put("Jalview", this);
+                       if (af != null) {
+                               vbinding.put("currentAlFrame", af);
+                       }
+                       Binding gbinding = new Binding(vbinding);
+                       GroovyScriptEngine gse = new GroovyScriptEngine(new URL[] { sfile });
+                       gse.run(sfile.toString(), gbinding);
+                       if ("STDIN".equals(groovyscript)) {
+                               // delete temp file that we made -
+                               // only if it was successfully executed
+                               tfile.delete();
+                       }
+               } catch (Exception e) {
+                       System.err.println("Exception Whilst trying to execute file " + sfile + " as a groovy script.");
+                       e.printStackTrace(System.err);
+
+               }
+       }
+
+       public static boolean isHeadlessMode() {
+               String isheadless = System.getProperty("java.awt.headless");
+               if (isheadless != null && isheadless.equalsIgnoreCase("true")) {
+                       return true;
+               }
+               return false;
+       }
+
+       public AlignFrame[] getAlignFrames() {
+               return desktop == null ? new AlignFrame[] { getCurrentAlignFrame() } : Desktop.getAlignFrames();
+
+       }
+
+       /**
+        * Quit method delegates to Desktop.quit - unless running in headless mode when
+        * it just ends the JVM
+        */
+       public void quit() {
+               if (desktop != null) {
+                       desktop.quit();
+               } else {
+                       System.exit(0);
+               }
+       }
+
+       public static AlignFrame getCurrentAlignFrame() {
+               return Jalview.currentAlignFrame;
+       }
+
+       public static void setCurrentAlignFrame(AlignFrame currentAlignFrame) {
+               Jalview.currentAlignFrame = currentAlignFrame;
+       }
 }