update author list in license for (JAL-826)
[jalview.git] / src / jalview / bin / Jalview.java
index 50faf67..272250e 100755 (executable)
-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- *\r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA\r
- */\r
-package jalview.bin;\r
-\r
-import jalview.gui.*;\r
-\r
-import javax.swing.*;\r
-\r
-import java.util.Vector;\r
-\r
-\r
-/**\r
- * Main class for Jalview Application\r
- * <br>\r
- * <br>start with java -Djava.ext.dirs=$PATH_TO_LIB$ jalview.bin.Jalview\r
- *\r
- * @author $author$\r
- * @version $Revision$\r
- */\r
-public class Jalview\r
-{\r
-\r
-    /**\r
-     * main class for Jalview application\r
-     *\r
-     * @param args open <em>filename</em>\r
-     */\r
-    public static void main(String[] args)\r
-    {\r
-      System.out.println("Java version: "+System.getProperty("java.version"));\r
-      System.out.println(System.getProperty("os.arch")+" "\r
-                         +System.getProperty("os.name")+" "\r
-                         +System.getProperty("os.version"));\r
-\r
-\r
-      ArgsParser aparser = new ArgsParser(args);\r
-      boolean headless = false;\r
-\r
-      if( aparser.contains("help") || aparser.contains("h") )\r
-      {\r
-        System.out.println("Usage: jalview -open [FILE] [OUTPUT_FORMAT] [OUTPUT_FILE]\n\n"\r
-                           +"-nodisplay\tRun Jalview without User Interface.\n"\r
-                           +"-props FILE\tUse the given Jalview properties file instead of users default.\n"\r
-                           +"-annotations FILE\tAdd precalculated annotations to the alignment.\n"\r
-                           +"-features FILE\tUse the given file to mark features on the alignment.\n"\r
-                           +"-fasta FILE\tCreate alignment file FILE in Fasta format.\n"\r
-                           +"-clustal FILE\tCreate alignment file FILE in Clustal format.\n"\r
-                           +"-pfam FILE\tCreate alignment file FILE in PFAM format.\n"\r
-                           +"-msf FILE\tCreate alignment file FILE in MSF format.\n"\r
-                           +"-pileup FILE\tCreate alignment file FILE in Pileup format\n"\r
-                           +"-pir FILE\tCreate alignment file FILE in PIR format.\n"\r
-                           +"-blc FILE\tCreate alignment file FILE in BLC format.\n"\r
-                           +"-jalview FILE\tCreate alignment file FILE in Jalview format.\n"\r
-                           +"-png FILE\tCreate PNG image FILE from alignment.\n"\r
-                           +"-imgMap FILE\tCreate HTML file FILE with image map of PNG image.\n"\r
-                           +"-eps FILE\tCreate EPS file FILE from alignment."\r
-            +"\n\n~Read documentation in Application or visit http://www.jalview.org for description of Features and Annotations file~\n\n");\r
-        System.exit(0);\r
-          }\r
-\r
-          Cache.loadProperties(aparser.getValue("props")); // must do this before anything else!\r
-\r
-          if (aparser.contains("nodisplay"))\r
-          {\r
-            System.setProperty("java.awt.headless", "true");\r
-          }\r
-          if (System.getProperty("java.awt.headless") != null\r
-              && System.getProperty("java.awt.headless").equals("true"))\r
-          {\r
-            headless = true;\r
-          }\r
-\r
-          try\r
-          {\r
-            Cache.initLogger();\r
-          }\r
-          catch (java.lang.NoClassDefFoundError error)\r
-          {\r
-            error.printStackTrace();\r
-            System.out.println(\r
-                "\nEssential logging libraries not found."\r
-                +"\nUse: java -Djava.ext.dirs=$PATH_TO_LIB$ jalview.bin.Jalview");\r
-            System.exit(0);\r
-          }\r
-\r
-        Desktop desktop = null;\r
-        if( !headless )\r
-        {\r
-          try\r
-          {\r
-            UIManager.setLookAndFeel(\r
-                UIManager.getSystemLookAndFeelClassName()\r
-                //        UIManager.getCrossPlatformLookAndFeelClassName()\r
-//"com.sun.java.swing.plaf.gtk.GTKLookAndFeel"\r
-//"javax.swing.plaf.metal.MetalLookAndFeel"\r
-//"com.sun.java.swing.plaf.windows.WindowsLookAndFeel"\r
-//"com.sun.java.swing.plaf.motif.MotifLookAndFeel"\r
-\r
-                );\r
-          }\r
-          catch (Exception ex)\r
-          {\r
-          }\r
-\r
-          desktop = new Desktop();\r
-          desktop.setVisible(true);\r
-          desktop.discoverer.start();\r
-        }\r
-\r
-\r
-         String file = null, protocol = null, format = null, data=null;\r
-         jalview.io.FileLoader fileLoader = new jalview.io.FileLoader();\r
-\r
-          file = aparser.getValue("open");\r
-\r
-          if (file == null && desktop==null)\r
-          {\r
-            System.out.println("No files to open!");\r
-            System.exit(1);\r
-          }\r
-\r
-          if(file!=null)\r
-          {\r
-\r
-            if (!file.startsWith("http://"))\r
-            {\r
-              if (! (new java.io.File(file)).exists())\r
-              {\r
-                System.out.println("Can't find " + file);\r
-                if(headless)\r
-                  System.exit(1);\r
-              }\r
-            }\r
-\r
-            protocol = "File";\r
-\r
-            if (file.indexOf("http:") > -1)\r
-            {\r
-              protocol = "URL";\r
-            }\r
-\r
-            if (file.endsWith(".jar"))\r
-              format = "Jalview";\r
-            else\r
-              format = new jalview.io.IdentifyFile().Identify(file, protocol);\r
-\r
-            System.out.println("Opening: " + format + " file " + file);\r
-\r
-            AlignFrame af = fileLoader.LoadFileWaitTillLoaded(file, protocol, format);\r
-\r
-            // Must maintain ability to use the groups flag\r
-            data = aparser.getValue("groups");\r
-            if (data != null)\r
-            {\r
-              af.parseFeaturesFile(data, protocol);\r
-              System.out.println("Added "+data);\r
-            }\r
-            data = aparser.getValue("features");\r
-            if (data != null)\r
-            {\r
-              af.parseFeaturesFile(data, protocol);\r
-              System.out.println("Added "+data);\r
-            }\r
-\r
-            data = aparser.getValue("annotations");\r
-            if (data != null)\r
-            {\r
-              af.loadJalviewDataFile(data);\r
-              System.out.println("Added "+data);\r
-            }\r
-\r
-\r
-            String imageName = "unnamed.png";\r
-            while (aparser.getSize() > 1)\r
-            {\r
-              format = aparser.nextValue();\r
-              file = aparser.nextValue();\r
-\r
-              if (format.equalsIgnoreCase("png"))\r
-              {\r
-                af.createPNG(new java.io.File(file));\r
-                imageName = (new java.io.File(file)).getName();\r
-                System.out.println("Creating PNG image: " + file);\r
-                continue;\r
-              }\r
-              else if (format.equalsIgnoreCase("imgMap"))\r
-              {\r
-                af.createImageMap(new java.io.File(file), imageName);\r
-                System.out.println("Creating image map: " + file);\r
-                continue;\r
-              }\r
-              else if (format.equalsIgnoreCase("eps"))\r
-              {\r
-                System.out.println("Creating EPS file: " + file);\r
-                af.createEPS(new java.io.File(file));\r
-                continue;\r
-              }\r
-\r
-              if (af.saveAlignment(file, format))\r
-                System.out.println("Written alignment in " + format +\r
-                                   " format to " + file);\r
-              else\r
-                System.out.println("Error writing file " + file + " in " + format +\r
-                                   " format!!");\r
-\r
-            }\r
-\r
-            while (aparser.getSize() > 0)\r
-            {\r
-              System.out.println("Unknown arg: " + aparser.nextValue());\r
-            }\r
-          }\r
-\r
-        // We'll only open the default file if the desktop is visible.\r
-        //////////////////////\r
-          if (\r
-              !headless\r
-          && jalview.bin.Cache.getDefault("SHOW_STARTUP_FILE", true)\r
-                    )\r
-          {\r
-\r
-            file = jalview.bin.Cache.getDefault("STARTUP_FILE",\r
-                                                "http://www.jalview.org/examples/exampleFile.jar");\r
-\r
-            protocol = "File";\r
-\r
-            if (file.indexOf("http:") > -1)\r
-            {\r
-              protocol = "URL";\r
-            }\r
-\r
-            if (file.endsWith(".jar"))\r
-            {\r
-              new Jalview2XML().LoadJalviewAlign(file);\r
-            }\r
-            else\r
-            {\r
-              format = new jalview.io.IdentifyFile().Identify(file, protocol);\r
-              new jalview.io.FileLoader().LoadFile(file, protocol, format);\r
-            }\r
-          }\r
-    }\r
-}\r
-\r
- class ArgsParser\r
- {\r
-   Vector vargs = null;\r
-   public ArgsParser(String [] args)\r
-   {\r
-     vargs = new Vector();\r
-     for (int i = 0; i < args.length; i++)\r
-     {\r
-       String arg = args[i].trim();\r
-       if (arg.charAt(0) == '-')\r
-         arg = arg.substring(1);\r
-       vargs.addElement(arg);\r
-     }\r
-   }\r
-\r
-   public String getValue(String arg)\r
-   {\r
-     int index = vargs.indexOf(arg);\r
-     String ret = null;\r
-     if (index != -1)\r
-     {\r
-       ret = vargs.elementAt(index + 1).toString();\r
-       vargs.removeElementAt(index);\r
-       vargs.removeElementAt(index);\r
-     }\r
-     return ret;\r
-   }\r
-\r
-   public boolean contains(String arg)\r
-   {\r
-     if(vargs.contains(arg))\r
-     {\r
-       vargs.removeElement(arg);\r
-       return true;\r
-     }\r
-     else\r
-       return false;\r
-   }\r
-\r
-   public String nextValue()\r
-   {\r
-     return  vargs.remove(0).toString();\r
-   }\r
-\r
-   public int getSize()\r
-   {\r
-     return vargs.size();\r
-   }\r
-\r
- }\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)
+ * Copyright (C) 2011 J Procter, AM Waterhouse, J Engelhardt, LM Lui, G Barton, M Clamp, S Searle
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview 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 3 of the License, or (at your option) any later version.
+ * 
+ * Jalview 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 Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package jalview.bin;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.io.PrintWriter;
+import java.lang.reflect.Constructor;
+import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URL;
+import java.net.URLDecoder;
+import java.security.AllPermission;
+import java.security.CodeSource;
+import java.security.PermissionCollection;
+import java.security.Permissions;
+import java.security.Policy;
+import java.util.*;
+
+import javax.swing.*;
+
+import jalview.gui.*;
+import jalview.util.Platform;
+
+/**
+ * Main class for Jalview Application <br>
+ * <br>
+ * start with java -Djava.ext.dirs=$PATH_TO_LIB$ jalview.bin.Jalview
+ * 
+ * @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"));
+    if (new Platform().isAMac())
+    {
+      System.setProperty("com.apple.mrj.application.apple.menu.about.name",
+              "Jalview");
+      System.setProperty("apple.laf.useScreenMenuBar", "true");
+    }
+
+    ArgsParser aparser = new ArgsParser(args);
+    boolean headless = false;
+
+    if (aparser.contains("help") || aparser.contains("h"))
+    {
+      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"
+                      + "-jalview FILE\tCreate alignment file FILE in Jalview format.\n"
+                      + "-png FILE\tCreate PNG image 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)"
+                      + "-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");
+      System.exit(0);
+    }
+    Cache.loadProperties(aparser.getValue("props")); // must do this before
+    // anything else!
+    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 (aparser.contains("nodisplay"))
+    {
+      System.setProperty("java.awt.headless", "true");
+    }
+    if (System.getProperty("java.awt.headless") != null
+            && System.getProperty("java.awt.headless").equals("true"))
+    {
+      headless = true;
+    }
+
+    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 (!headless)
+    {
+      desktop = new Desktop();
+      desktop.setInBatchMode(true); // indicate we are starting up
+      desktop.setVisible(true);
+      desktop.startServiceDiscovery();
+      if (!aparser.contains("nousagestats"))
+      {
+        startUsageStats(desktop);
+      }
+      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);
+        }
+        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);
+
+          }
+        }
+      }
+    }
+
+    String file = null, protocol = null, format = null, data = null;
+    jalview.io.FileLoader fileLoader = new jalview.io.FileLoader();
+    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("Processing commandline arguments...", progress=System.currentTimeMillis());
+      }
+      System.out.println("Opening file: " + file);
+
+      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");
+        return;
+      }
+
+      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;
+        }
+
+        System.out.println("colour is " + data);
+        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);
+      }
+      data = aparser.getValue("features", true);
+      if (data != null)
+      {
+        af.parseFeaturesFile(data, jalview.io.AppletFormatAdapter.checkProtocol(data));
+        System.out.println("Added " + data);
+      }
+
+      data = aparser.getValue("annotations", true);
+      if (data != null)
+      {
+        af.loadJalviewDataFile(data, null, null, null);
+        System.out.println("Added " + data);
+      }
+      // set or clear the sortbytree flag.
+      if (aparser.contains("sortbytree"))
+      {
+        af.getViewport().setSortByTree(true);
+      }
+      if (aparser.contains("nosortbytree"))
+      {
+        af.getViewport().setSortByTree(false);
+      }
+      data = aparser.getValue("tree", true);
+      if (data != null)
+      {
+        jalview.io.NewickFile fin = null;
+        try
+        {
+          fin = new jalview.io.NewickFile(data, jalview.io.AppletFormatAdapter.checkProtocol(data));
+          if (fin != null)
+          {
+            af.getViewport().setCurrentTree(
+                    af.ShowNewickTree(fin, data).getTree());
+            System.out.println("Added tree " + data);
+          }
+        } 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});
+        }
+        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("imgMap"))
+        {
+          af.createImageMap(new java.io.File(file), imageName);
+          System.out.println("Creating image map: " + file);
+          continue;
+        }
+        else if (format.equalsIgnoreCase("eps"))
+        {
+          System.out.println("Creating EPS file: " + file);
+          af.createEPS(new java.io.File(file));
+          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 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
+                        .info("Initialising googletracker for usage stats.");
+                Cache.initGoogleTracker();
+                Cache.log.debug("Tracking enabled.");
+              }
+            }, new Runnable()
+            {
+              public void run()
+              {
+                Cache.log.info("Not enabling Google Tracking.");
+              }
+            }, null, true);
+    SwingUtilities.invokeLater(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 vbinding = new Hashtable();
+      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(null);
+        gbinding = gbcons.newInstance(null);
+        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);
+      }
+    } // 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;
+  }
+}
+
+/**
+ * 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 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("DAS features being retrieved...", 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;
+  }
+};