src/jalview/gui/DasSourceBrowser.java

   1 /*\r
   2  * Jalview - A Sequence Alignment Editor and Viewer\r
   3  * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
   4  *\r
   5  * This program is free software; you can redistribute it and/or\r
   6  * modify it under the terms of the GNU General Public License\r
   7  * as published by the Free Software Foundation; either version 2\r
   8  * of the License, or (at your option) any later version.\r
   9  *\r
  10  * This program is distributed in the hope that it will be useful,\r
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  13  * GNU General Public License for more details.\r
  14  *\r
  15  * You should have received a copy of the GNU General Public License\r
  16  * along with this program; if not, write to the Free Software\r
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA\r
  18  */\r
  19 package jalview.gui;\r
  20 \r
  21 import jalview.jbgui.*;\r
  22 import javax.swing.table.AbstractTableModel;\r
  23 import javax.swing.event.*;\r
  24 import jalview.util.TableSorter;\r
  25 import java.awt.event.*;\r
  26 import javax.swing.*;\r
  27 import java.util.*;\r
  28 \r
  29 \r
  30 import org.biojava.dasobert.dasregistry.DasCoordinateSystem;\r
  31 import org.biojava.dasobert.dasregistry.DasSource;\r
  32 import org.biojava.dasobert.dasregistry.Das1Source;\r
  33 import java.awt.BorderLayout;\r
  34 \r
  35 public class DasSourceBrowser extends GDasSourceBrowser\r
  36     implements Runnable, ListSelectionListener\r
  37 {\r
  38   static DasSource[] dasSources = null;\r
  39 \r
  40   Hashtable localSources = null;\r
  41 \r
  42   Vector selectedSources;\r
  43 \r
  44   public DasSourceBrowser()\r
  45   {\r
  46     registryURL.setText(jalview.bin.Cache.getDefault("DAS_REGISTRY_URL",\r
  47         "http://www.spice-3d.org/dasregistry/das1/sources") );\r
  48 \r
  49     setSelectedFromProperties();\r
  50 \r
  51     displayFullDetails(null);\r
  52     table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);\r
  53 \r
  54     capabilities.addListSelectionListener(this);\r
  55     coords1.addListSelectionListener(this);\r
  56     coords2.addListSelectionListener(this);\r
  57 \r
  58     //Ask to be notified of selection changes.\r
  59     ListSelectionModel rowSM = table.getSelectionModel();\r
  60     rowSM.addListSelectionListener(new ListSelectionListener()\r
  61     {\r
  62       public void valueChanged(ListSelectionEvent e)\r
  63       {\r
  64         //Ignore extra messages.\r
  65         if (e.getValueIsAdjusting())\r
  66           return;\r
  67 \r
  68         ListSelectionModel lsm = (ListSelectionModel) e.getSource();\r
  69         if (!lsm.isSelectionEmpty())\r
  70         {\r
  71           int selectedRow = lsm.getMinSelectionIndex();\r
  72           displayFullDetails(table.getValueAt(selectedRow, 0).toString());\r
  73         }\r
  74       }\r
  75     });\r
  76 \r
  77     table.addMouseListener(new MouseAdapter()\r
  78         {\r
  79           public void mouseClicked(MouseEvent evt)\r
  80           {\r
  81             if(evt.getClickCount()==2\r
  82                || SwingUtilities.isRightMouseButton(evt))\r
  83               editRemoveLocalSource(evt);\r
  84           }\r
  85         });\r
  86 \r
  87     if(dasSources==null)\r
  88     {\r
  89     Thread worker = new Thread(this);\r
  90     worker.start();\r
  91     }\r
  92     else\r
  93      {\r
  94        init();\r
  95      }\r
  96   }\r
  97 \r
  98   void init()\r
  99   {\r
 100     int dSize = dasSources.length;\r
 101     Object[][] data = new Object[dSize][2];\r
 102     for (int i = 0; i < dSize; i++)\r
 103     {\r
 104       data[i][0] = dasSources[i].getNickname();\r
 105       data[i][1] = new Boolean(selectedSources.contains(dasSources[i].\r
 106           getNickname()));\r
 107     }\r
 108 \r
 109     refreshTableData(data);\r
 110     setCapabilities(dasSources);\r
 111 \r
 112     javax.swing.SwingUtilities.invokeLater(new Runnable()\r
 113         {\r
 114           public void run()\r
 115           {\r
 116             TableSorter sorter = (TableSorter)table.getModel();\r
 117             sorter.setSortingStatus(1, TableSorter.DESCENDING);\r
 118             sorter.setSortingStatus(1, TableSorter.NOT_SORTED);\r
 119           }\r
 120         });\r
 121 \r
 122     progressBar.setIndeterminate(false);\r
 123     progressBar.setVisible(false);\r
 124     addLocal.setVisible(true);\r
 125     refresh.setVisible(true);\r
 126   }\r
 127 \r
 128 \r
 129   public void refreshTableData(Object[][] data)\r
 130   {\r
 131     TableSorter sorter = new TableSorter(new DASTableModel(data));\r
 132     sorter.setTableHeader(table.getTableHeader());\r
 133     table.setModel(sorter);\r
 134   }\r
 135 \r
 136   void displayFullDetails(String nickName)\r
 137   {\r
 138 \r
 139     StringBuffer text = new StringBuffer(\r
 140         "<HTML><font size=\"2\" face=\"Verdana, Arial, Helvetica, sans-serif\">");\r
 141 \r
 142     if (nickName == null)\r
 143     {\r
 144       fullDetails.setText(text +\r
 145                           "Select a DAS service from the table"\r
 146                           + " to read a full description here.</font></html>");\r
 147       return;\r
 148     }\r
 149 \r
 150     int dSize = dasSources.length;\r
 151     for (int i = 0; i < dSize; i++)\r
 152     {\r
 153       if (!dasSources[i].getNickname().equals(nickName))\r
 154         continue;\r
 155 \r
 156       DasSource ds = dasSources[i];\r
 157 \r
 158       text.append("<font color=\"#0000FF\">Id:</font> " + dasSources[i].getId() +\r
 159                   "<br>");\r
 160       text.append("<font color=\"#0000FF\">Nickname:</font> " +\r
 161                   dasSources[i].getNickname() + "<br>");\r
 162       text.append("<font color=\"#0000FF\">URL:</font> " + dasSources[i].getUrl() +\r
 163                   "<br>");\r
 164 \r
 165       text.append("<font color=\"#0000FF\">Admin Email:</font> <a href=\"mailto:"\r
 166                   +dasSources[i].getAdminemail()\r
 167                   +"\">"+dasSources[i].getAdminemail()+"</a>" +\r
 168                   "<br>");\r
 169 \r
 170 \r
 171       text.append("<font color=\"#0000FF\">Registered at:</font> " + dasSources[i].getRegisterDate() +\r
 172                         "<br>");\r
 173 \r
 174       text.append("<font color=\"#0000FF\">Last successful test:</font> " + dasSources[i].getLeaseDate() +\r
 175                         "<br>");\r
 176 \r
 177       text.append("<font color=\"#0000FF\">Labels:</font> ");\r
 178       for(int s=0; s<dasSources[i].getLabels().length; s++)\r
 179       {\r
 180         text.append( dasSources[i].getLabels()[s]);\r
 181         if(s<dasSources[i].getLabels().length-1)\r
 182           text.append(",");\r
 183         text.append(" ");\r
 184       }\r
 185       text.append("<br>");\r
 186 \r
 187 \r
 188 \r
 189       text.append("<font color=\"#0000FF\">Capabilities:</font> ");\r
 190       String[] scap = dasSources[i].getCapabilities();\r
 191       for (int j = 0; j < scap.length; j++)\r
 192       {\r
 193         text.append(scap[j]);\r
 194         if (j < scap.length - 1)\r
 195           text.append(", ");\r
 196       }\r
 197       text.append("<br>");\r
 198 \r
 199       text.append("<font color=\"#0000FF\">Coordinates:</font> ");\r
 200       DasCoordinateSystem[] dcs = ds.getCoordinateSystem();\r
 201       for (int j = 0; j < dcs.length; j++)\r
 202       {\r
 203         text.append("(" + dcs[j].getUniqueId() + ") "\r
 204                     + dcs[j].getCategory() + ", " + dcs[j].getName());\r
 205         if (dcs[j].getNCBITaxId() != 0)\r
 206           text.append(", " + dcs[j].getNCBITaxId());\r
 207         if (dcs[j].getOrganismName().length() > 0)\r
 208           text.append(", " + dcs[j].getOrganismName());\r
 209 \r
 210         text.append("<br>");\r
 211       }\r
 212 \r
 213       text.append("<font color=\"#0000FF\">Description:</font> " +\r
 214                   dasSources[i].getDescription() + "<br>");\r
 215 \r
 216 \r
 217       if (dasSources[i].getHelperurl()!=null\r
 218           && dasSources[i].getHelperurl().length() > 0)\r
 219       {\r
 220         text.append("<font color=\"#0000FF\"><a href=\"" +\r
 221                     dasSources[i].getHelperurl()\r
 222                     + "\">Go to site</a></font<br>");\r
 223       }\r
 224 \r
 225       text.append("</font></html>");\r
 226 \r
 227       break;\r
 228     }\r
 229 \r
 230     fullDetails.setText(text.toString());\r
 231     javax.swing.SwingUtilities.invokeLater(new Runnable()\r
 232     {\r
 233       public void run()\r
 234       {\r
 235         fullDetailsScrollpane.getVerticalScrollBar().setValue(0);\r
 236       }\r
 237     });\r
 238   }\r
 239 \r
 240 \r
 241   public void run()\r
 242   {\r
 243     addLocal.setVisible(false);\r
 244     refresh.setVisible(false);\r
 245     progressBar.setVisible(true);\r
 246     progressBar.setIndeterminate(true);\r
 247 \r
 248     dasSources = jalview.io.DasSequenceFeatureFetcher.getDASSources();\r
 249 \r
 250     appendLocalSources();\r
 251 \r
 252     init();\r
 253   }\r
 254 \r
 255   public DasSource[] getDASSource()\r
 256   {\r
 257     if(dasSources==null)\r
 258     {\r
 259      dasSources = jalview.io.DasSequenceFeatureFetcher.getDASSources();\r
 260      appendLocalSources();\r
 261     }\r
 262 \r
 263     return dasSources;\r
 264   }\r
 265 \r
 266   public void refresh_actionPerformed(ActionEvent e)\r
 267   {\r
 268     saveProperties(jalview.bin.Cache.applicationProperties);\r
 269 \r
 270     Thread worker = new Thread(this);\r
 271     worker.start();\r
 272   }\r
 273 \r
 274   private void setCapabilities(DasSource[] sources)\r
 275   {\r
 276     Vector vcapabilities = new Vector();\r
 277     Vector vcoords = new Vector();\r
 278     Vector vcoords2 = new Vector();\r
 279 \r
 280     vcapabilities.addElement("All");\r
 281     vcoords.addElement("All");\r
 282     vcoords2.addElement("All");\r
 283 \r
 284     for (int i = 0; i < sources.length; i++)\r
 285     {\r
 286       DasSource ds = sources[i];\r
 287       String[] scap = ds.getCapabilities();\r
 288       for (int s = 0; s < scap.length; s++)\r
 289       {\r
 290         if (!vcapabilities.contains(scap[s]))\r
 291         {\r
 292           vcapabilities.addElement(scap[s]);\r
 293         }\r
 294       }\r
 295 \r
 296       DasCoordinateSystem[] dcs = ds.getCoordinateSystem();\r
 297 \r
 298       for (int j = 0; j < dcs.length; j++)\r
 299       {\r
 300         if (!vcoords.contains(dcs[j].getCategory()))\r
 301           vcoords.addElement(dcs[j].getCategory());\r
 302 \r
 303         if (!vcoords2.contains(dcs[j].getName()))\r
 304           vcoords2.addElement(dcs[j].getName());\r
 305       }\r
 306     }\r
 307 \r
 308     capabilities.setListData(vcapabilities);\r
 309     coords1.setListData(vcoords);\r
 310     coords2.setListData(vcoords2);\r
 311 \r
 312     javax.swing.SwingUtilities.invokeLater(new Runnable()\r
 313     {\r
 314       public void run()\r
 315       {\r
 316         capabilities.setSelectedIndex(0);\r
 317         coords1.setSelectedIndex(0);\r
 318         coords2.setSelectedIndex(0);\r
 319       }\r
 320     });\r
 321   }\r
 322 \r
 323   public void amendLocal(boolean newSource)\r
 324   {\r
 325     String url = "http://localhost:8080/", nickname = "";\r
 326 \r
 327     if(!newSource)\r
 328     {\r
 329       int selectedRow = table.getSelectionModel().getMinSelectionIndex();\r
 330       nickname = table.getValueAt(selectedRow, 0).toString();\r
 331       url = ((DasSource)localSources.get(nickname)).getUrl();\r
 332     }\r
 333 \r
 334     JTextField nametf = new JTextField(nickname, 40);\r
 335     JTextField urltf = new JTextField(url, 40);\r
 336 \r
 337     JPanel panel = new JPanel(new BorderLayout());\r
 338     JPanel pane12 = new JPanel(new BorderLayout());\r
 339     pane12.add(new JLabel("Nickname: "), BorderLayout.CENTER);\r
 340     pane12.add(nametf, BorderLayout.EAST);\r
 341     panel.add(pane12, BorderLayout.NORTH);\r
 342     pane12 = new JPanel(new BorderLayout());\r
 343     pane12.add(new JLabel("URL: "), BorderLayout.CENTER);\r
 344     pane12.add(urltf, BorderLayout.EAST);\r
 345     panel.add(pane12, BorderLayout.SOUTH);\r
 346 \r
 347 \r
 348     int reply = JOptionPane.showInternalConfirmDialog(Desktop.desktop,\r
 349         panel, "Enter Nickname & URL of Local DAS Source",\r
 350         JOptionPane.OK_CANCEL_OPTION);\r
 351 \r
 352        if (reply != JOptionPane.OK_OPTION )\r
 353        {\r
 354            return;\r
 355        }\r
 356 \r
 357        if(!urltf.getText().endsWith("/"))\r
 358          urltf.setText(urltf.getText()+"/");\r
 359 \r
 360        Das1Source local = new Das1Source();\r
 361 \r
 362        local.setUrl(urltf.getText());\r
 363        local.setNickname(nametf.getText());\r
 364 \r
 365 \r
 366        if(localSources==null)\r
 367          localSources = new Hashtable();\r
 368 \r
 369        localSources.put(local.getNickname(), local);\r
 370 \r
 371        if(!newSource && !nickname.equals(nametf.getText()))\r
 372        {\r
 373          localSources.remove(nickname);\r
 374        }\r
 375 \r
 376        int size = dasSources.length;\r
 377        int adjust = newSource ? 1 : 0;\r
 378 \r
 379        Object[][] data = new Object[size+adjust][2];\r
 380        for (int i = 0; i < size; i++)\r
 381        {\r
 382          if(!newSource && dasSources[i].getNickname().equals(nickname))\r
 383          {\r
 384            ((DasSource)dasSources[i]).setNickname(local.getNickname());\r
 385            ((DasSource)dasSources[i]).setUrl(local.getUrl());\r
 386            data[i][0] = local.getNickname();\r
 387            data[i][1] = new Boolean(true);\r
 388          }\r
 389          else\r
 390          {\r
 391            data[i][0] = dasSources[i].getNickname();\r
 392            data[i][1] = new Boolean(selectedSources.contains(dasSources[i].\r
 393                getNickname()));\r
 394          }\r
 395        }\r
 396 \r
 397        if(newSource)\r
 398        {\r
 399          data[size][0] = local.getNickname();\r
 400          data[size][1] = new Boolean(true);\r
 401          selectedSources.add(local.getNickname());\r
 402        }\r
 403 \r
 404        DasSource [] tmp = new DasSource[size+adjust];\r
 405 \r
 406        System.arraycopy(dasSources, 0, tmp, 0, size);\r
 407 \r
 408        if(newSource)\r
 409          tmp[size] = local;\r
 410 \r
 411        dasSources = tmp;\r
 412 \r
 413        refreshTableData(data);\r
 414 \r
 415        SwingUtilities.invokeLater(new Runnable()\r
 416        {\r
 417          public void run()\r
 418          {\r
 419            scrollPane.getVerticalScrollBar().setValue(\r
 420                scrollPane.getVerticalScrollBar().getMaximum()\r
 421                );\r
 422          }\r
 423        });\r
 424 \r
 425        displayFullDetails(local.getNickname());\r
 426      }\r
 427 \r
 428     public void editRemoveLocalSource(MouseEvent evt)\r
 429     {\r
 430       int selectedRow = table.getSelectionModel().getMinSelectionIndex();\r
 431       if(selectedRow==-1)\r
 432         return;\r
 433 \r
 434       String nickname = table.getValueAt(selectedRow, 0).toString();\r
 435 \r
 436       if (!localSources.containsKey(nickname))\r
 437       {\r
 438         JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
 439         "You can only edit or remove local DAS Sources!",\r
 440          "Public DAS source - not editable",\r
 441          JOptionPane.WARNING_MESSAGE);\r
 442         return;\r
 443       }\r
 444 \r
 445 \r
 446       Object[] options = {"Edit", "Remove", "Cancel"};\r
 447       int choice = JOptionPane.showInternalOptionDialog(Desktop.desktop,\r
 448     "Do you want to edit or remove "+nickname+"?",\r
 449     "Edit / Remove Local DAS Source",\r
 450     JOptionPane.YES_NO_CANCEL_OPTION,\r
 451     JOptionPane.QUESTION_MESSAGE,\r
 452     null,\r
 453     options,\r
 454     options[2]);\r
 455 \r
 456       switch(choice)\r
 457       {\r
 458         case 0: amendLocal(false);   break;\r
 459         case 1:\r
 460           localSources.remove(nickname);\r
 461           selectedSources.remove(nickname);\r
 462           Object[][] data = new Object[dasSources.length-1][2];\r
 463           DasSource [] tmp = new DasSource[dasSources.length-1];\r
 464           int index = 0;\r
 465           for (int i = 0; i < dasSources.length; i++)\r
 466           {\r
 467             if (dasSources[i].getNickname().equals(nickname))\r
 468             {\r
 469               continue;\r
 470             }\r
 471             else\r
 472             {\r
 473               tmp[index] = dasSources[i];\r
 474               data[index][0] = dasSources[i].getNickname();\r
 475               data[index][1] = new Boolean(selectedSources.contains(dasSources[i].\r
 476                   getNickname()));\r
 477               index++;\r
 478             }\r
 479           }\r
 480            dasSources = tmp;\r
 481            refreshTableData(data);\r
 482            SwingUtilities.invokeLater(new Runnable()\r
 483            {\r
 484              public void run()\r
 485              {\r
 486                scrollPane.getVerticalScrollBar().setValue(\r
 487                    scrollPane.getVerticalScrollBar().getMaximum()\r
 488                    );\r
 489              }\r
 490            });\r
 491 \r
 492           break;\r
 493       }\r
 494     }\r
 495 \r
 496     void appendLocalSources()\r
 497     {\r
 498       if(localSources==null)\r
 499         return;\r
 500 \r
 501       int size = dasSources!=null ? dasSources.length : 0;\r
 502       int lsize = localSources.size();\r
 503 \r
 504       Object[][] data = new Object[size+lsize][2];\r
 505       for (int i = 0; i < size; i++)\r
 506       {\r
 507         data[i][0] = dasSources[i].getNickname();\r
 508         data[i][1] = new Boolean(selectedSources.contains(dasSources[i].\r
 509             getNickname()));\r
 510       }\r
 511 \r
 512       DasSource [] tmp = new DasSource[size+lsize];\r
 513       if(dasSources!=null)\r
 514         System.arraycopy(dasSources, 0, tmp, 0, size);\r
 515 \r
 516       Enumeration en = localSources.keys();\r
 517       int index = size;\r
 518       while(en.hasMoreElements())\r
 519       {\r
 520         String key = en.nextElement().toString();\r
 521         data[index][0] = key;\r
 522         data[index][1] = new Boolean(false);\r
 523         tmp[index] = new Das1Source();\r
 524         tmp[index].setNickname(key);\r
 525         tmp[index].setUrl( ((DasSource)localSources.get(key)).getUrl() );\r
 526 \r
 527         index++;\r
 528       }\r
 529 \r
 530          dasSources = tmp;\r
 531 \r
 532          refreshTableData(data);\r
 533   }\r
 534 \r
 535   public void valueChanged(ListSelectionEvent evt)\r
 536   {\r
 537     //Called when the MainTable selection changes\r
 538     if (evt.getValueIsAdjusting())\r
 539     {\r
 540       return;\r
 541     }\r
 542 \r
 543     displayFullDetails(null);\r
 544 \r
 545     // Filter the displayed data sources\r
 546     int dSize = dasSources.length;\r
 547     ArrayList names = new ArrayList();\r
 548     ArrayList selected = new ArrayList();\r
 549     DasSource ds;\r
 550 \r
 551     // capabilities.get\r
 552     for (int i = 0; i < dSize; i++)\r
 553     {\r
 554       ds = dasSources[i];\r
 555 \r
 556       if (!selectedInList(capabilities, ds.getCapabilities()))\r
 557       {\r
 558         continue;\r
 559       }\r
 560 \r
 561       DasCoordinateSystem[] dcs = ds.getCoordinateSystem();\r
 562       for (int j = 0; j < dcs.length; j++)\r
 563       {\r
 564         if (selectedInList(coords1, new String[]\r
 565                            {dcs[j].getCategory()})\r
 566             && selectedInList(coords2, new String[]\r
 567                               {dcs[j].getName()}))\r
 568         {\r
 569           names.add(ds.getNickname());\r
 570           selected.add(new Boolean(\r
 571               selectedSources.contains(ds.getNickname())));\r
 572           break;\r
 573         }\r
 574       }\r
 575     }\r
 576 \r
 577     dSize = names.size();\r
 578     Object[][] data = new Object[dSize][2];\r
 579     for (int d = 0; d < dSize; d++)\r
 580     {\r
 581       data[d][0] = names.get(d);\r
 582       data[d][1] = selected.get(d);\r
 583     }\r
 584 \r
 585     refreshTableData(data);\r
 586   }\r
 587 \r
 588   boolean selectedInList(JList list, String[] items)\r
 589   {\r
 590     Object[] selection = list.getSelectedValues();\r
 591     for (int i = 0; i < selection.length; i++)\r
 592     {\r
 593       if (selection[i].equals("All"))\r
 594         return true;\r
 595 \r
 596       for (int j = 0; j < items.length; j++)\r
 597       {\r
 598         if (selection[i].equals(items[j]))\r
 599           return true;\r
 600       }\r
 601     }\r
 602 \r
 603     return false;\r
 604   }\r
 605 \r
 606   void setSelectedFromProperties()\r
 607   {\r
 608      String active = jalview.bin.Cache.getDefault("DAS_ACTIVE_SOURCE", "uniprot");\r
 609      StringTokenizer st = new StringTokenizer(active, "\t");\r
 610      selectedSources = new Vector();\r
 611      while(st.hasMoreTokens())\r
 612      {\r
 613        selectedSources.addElement(st.nextToken());\r
 614      }\r
 615 \r
 616      String local = jalview.bin.Cache.getProperty("DAS_LOCAL_SOURCE");\r
 617      if(local!=null)\r
 618      {\r
 619        if(localSources == null)\r
 620          localSources = new Hashtable();\r
 621 \r
 622        st = new StringTokenizer(local, "\t");\r
 623        while(st.hasMoreTokens())\r
 624        {\r
 625          String token = st.nextToken();\r
 626          int bar = token.indexOf("|");\r
 627          Das1Source source = new Das1Source();\r
 628 \r
 629          source.setUrl(token.substring(bar + 1));\r
 630          source.setNickname(token.substring(0, bar));\r
 631 \r
 632          localSources.put(source.getNickname(), source);\r
 633        }\r
 634      }\r
 635   }\r
 636 \r
 637   void saveProperties(Properties properties)\r
 638   {\r
 639     properties.setProperty("DAS_REGISTRY_URL", registryURL.getText());\r
 640 \r
 641     StringBuffer sb = new StringBuffer();\r
 642     for(int r=0; r<table.getModel().getRowCount(); r++)\r
 643     {\r
 644       if( ((Boolean)table.getValueAt(r,1)).booleanValue())\r
 645       {\r
 646         sb.append(table.getValueAt(r,0)+"\t");\r
 647       }\r
 648     }\r
 649 \r
 650     properties.setProperty("DAS_ACTIVE_SOURCE", sb.toString() );\r
 651 \r
 652     if(localSources!=null)\r
 653     {\r
 654       sb = new StringBuffer();\r
 655       Enumeration en = localSources.keys();\r
 656       while(en.hasMoreElements())\r
 657       {\r
 658         String token = en.nextElement().toString();\r
 659         sb.append(token+"|"\r
 660                   + ((DasSource)localSources.get(token)).getUrl()\r
 661                   +"\t");\r
 662       }\r
 663 \r
 664       properties.setProperty("DAS_LOCAL_SOURCE", sb.toString());\r
 665     }\r
 666 \r
 667   }\r
 668 \r
 669   class DASTableModel\r
 670       extends AbstractTableModel\r
 671   {\r
 672 \r
 673     public DASTableModel(Object[][] data)\r
 674     {\r
 675       this.data = data;\r
 676     }\r
 677 \r
 678     private String[] columnNames = new String[]  {"Nickname", "Use Source"};\r
 679 \r
 680     private Object[][] data;\r
 681 \r
 682     public int getColumnCount()\r
 683     {\r
 684       return columnNames.length;\r
 685     }\r
 686 \r
 687     public int getRowCount()\r
 688     {\r
 689       return data.length;\r
 690     }\r
 691 \r
 692     public String getColumnName(int col)\r
 693     {\r
 694       return columnNames[col];\r
 695     }\r
 696 \r
 697     public Object getValueAt(int row, int col)\r
 698     {\r
 699       return data[row][col];\r
 700     }\r
 701 \r
 702     /*\r
 703      * JTable uses this method to determine the default renderer/\r
 704      * editor for each cell.  If we didn't implement this method,\r
 705      * then the last column would contain text ("true"/"false"),\r
 706      * rather than a check box.\r
 707      */\r
 708     public Class getColumnClass(int c)\r
 709     {\r
 710       return getValueAt(0, c).getClass();\r
 711     }\r
 712 \r
 713     /*\r
 714      * Don't need to implement this method unless your table's\r
 715      * editable.\r
 716      */\r
 717     public boolean isCellEditable(int row, int col)\r
 718     {\r
 719       //Note that the data/cell address is constant,\r
 720       //no matter where the cell appears onscreen.\r
 721       return col == 1;\r
 722 \r
 723     }\r
 724 \r
 725     /*\r
 726      * Don't need to implement this method unless your table's\r
 727      * data can change.\r
 728      */\r
 729     public void setValueAt(Object value, int row, int col)\r
 730     {\r
 731       data[row][col] = value;\r
 732       fireTableCellUpdated(row, col);\r
 733 \r
 734       String name = getValueAt(row,0).toString();\r
 735       boolean selected = ((Boolean)value).booleanValue();\r
 736 \r
 737       if(selectedSources.contains(name) && !selected)\r
 738         selectedSources.remove(name);\r
 739 \r
 740       if(!selectedSources.contains(name) && selected)\r
 741         selectedSources.add(name);\r
 742     }\r
 743   }\r
 744 }\r
 745 \r
 746 \r