2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
23 import jalview.api.ComplexAlignFile;
24 import jalview.api.FeatureSettingsModelI;
25 import jalview.api.FeaturesDisplayedI;
26 import jalview.api.FeaturesSourceI;
27 import jalview.bin.Cache;
28 import jalview.bin.Jalview;
29 import jalview.datamodel.AlignmentI;
30 import jalview.datamodel.ColumnSelection;
31 import jalview.datamodel.PDBEntry;
32 import jalview.datamodel.SequenceI;
33 import jalview.gui.AlignFrame;
34 import jalview.gui.AlignViewport;
35 import jalview.gui.Desktop;
36 import jalview.gui.Jalview2XML;
37 import jalview.gui.JvOptionPane;
38 import jalview.json.binding.biojson.v1.ColourSchemeMapper;
39 import jalview.schemes.ColourSchemeI;
40 import jalview.structure.StructureSelectionManager;
41 import jalview.util.MessageManager;
42 import jalview.ws.utils.UrlDownloadClient;
45 import java.io.IOException;
46 import java.util.StringTokenizer;
47 import java.util.Vector;
49 import javax.swing.SwingUtilities;
51 public class FileLoader implements Runnable
55 DataSourceType protocol;
59 AlignmentFileReaderI source = null; // alternative specification of where data
64 AlignViewport viewport;
66 AlignFrame alignFrame;
72 boolean raiseGUI = true;
75 * default constructor always raised errors in GUI dialog boxes
83 * construct a Fileloader that may raise errors non-interactively
86 * true if errors are to be raised as GUI dialog boxes
88 public FileLoader(boolean raiseGUI)
90 this.raiseGUI = raiseGUI;
93 public void LoadFile(AlignViewport viewport, String file,
94 DataSourceType protocol, FileFormatI format)
96 this.viewport = viewport;
97 LoadFile(file, protocol, format);
100 public void LoadFile(String file, DataSourceType protocol,
104 this.protocol = protocol;
105 this.format = format;
107 final Thread loader = new Thread(this);
109 SwingUtilities.invokeLater(new Runnable()
120 * Load a (file, protocol) source of unknown type
125 public void LoadFile(String file, DataSourceType protocol)
127 LoadFile(file, protocol, null);
131 * Load alignment from (file, protocol) and wait till loaded
135 * @return alignFrame constructed from file contents
137 public AlignFrame LoadFileWaitTillLoaded(String file,
138 DataSourceType sourceType)
140 return LoadFileWaitTillLoaded(file, sourceType, null);
144 * Load alignment from (file, protocol) of type format and wait till loaded
149 * @return alignFrame constructed from file contents
151 public AlignFrame LoadFileWaitTillLoaded(String file,
152 DataSourceType sourceType, FileFormatI format)
155 this.protocol = sourceType;
156 this.format = format;
157 return _LoadFileWaitTillLoaded();
161 * Load alignment from FileParse source of type format and wait till loaded
165 * @return alignFrame constructed from file contents
167 public AlignFrame LoadFileWaitTillLoaded(AlignmentFileReaderI source,
170 this.source = source;
172 file = source.getInFile();
173 protocol = source.getDataSourceType();
174 this.format = format;
175 return _LoadFileWaitTillLoaded();
179 * start thread and wait until finished, then return the alignFrame that's
180 * (hopefully) been read.
184 protected AlignFrame _LoadFileWaitTillLoaded()
186 Thread loader = new Thread(this);
189 while (loader.isAlive())
194 } catch (Exception ex)
202 public void updateRecentlyOpened()
204 Vector recent = new Vector();
205 if (protocol == DataSourceType.PASTE)
207 // do nothing if the file was pasted in as text... there is no filename to
211 String type = protocol == DataSourceType.FILE ? "RECENT_FILE"
214 String historyItems = jalview.bin.Cache.getProperty(type);
218 if (historyItems != null)
220 st = new StringTokenizer(historyItems, "\t");
222 while (st.hasMoreTokens())
224 recent.addElement(st.nextElement().toString().trim());
228 if (recent.contains(file))
233 StringBuffer newHistory = new StringBuffer(file);
234 for (int i = 0; i < recent.size() && i < 10; i++)
236 newHistory.append("\t");
237 newHistory.append(recent.elementAt(i));
240 Cache.setProperty(type, newHistory.toString());
242 if (protocol == DataSourceType.FILE)
244 Cache.setProperty("DEFAULT_FILE_FORMAT", format.getName());
251 String title = protocol == DataSourceType.PASTE ? "Copied From Clipboard"
253 Runtime rt = Runtime.getRuntime();
256 if (Desktop.instance != null)
258 Desktop.instance.startLoading(file);
262 // just in case the caller didn't identify the file for us
265 format = new IdentifyFile().identify(source, false);
266 // identify stream and rewind rather than close
270 format = new IdentifyFile().identify(file, protocol);
277 Desktop.instance.stopLoading();
278 System.err.println("The input file \"" + file
279 + "\" has null or unidentifiable data content!");
280 if (!Jalview.isHeadlessMode())
282 JvOptionPane.showInternalMessageDialog(
284 MessageManager.getString("label.couldnt_read_data")
285 + " in " + file + "\n"
286 + AppletFormatAdapter.getSupportedFormats(),
287 MessageManager.getString("label.couldnt_read_data"),
288 JvOptionPane.WARNING_MESSAGE);
292 // TODO: cache any stream datasources as a temporary file (eg. PDBs
293 // retrieved via URL)
294 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
297 memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free
302 loadtime = -System.currentTimeMillis();
303 AlignmentI al = null;
305 if (FileFormat.Jalview.equals(format))
309 // Tell the user (developer?) that this is going to cause a problem
311 .println("IMPLEMENTATION ERROR: Cannot read consecutive Jalview XML projects from a stream.");
312 // We read the data anyway - it might make sense.
314 alignFrame = new Jalview2XML(raiseGUI).loadJalviewAlign(file);
318 String error = AppletFormatAdapter.getSupportedFormats();
323 // read from the provided source
324 al = new FormatAdapter().readFromFile(source, format);
329 // open a new source and read from it
330 FormatAdapter fa = new FormatAdapter();
331 boolean downloadStructureFile = format.isStructureFile()
332 && protocol.equals(DataSourceType.URL);
333 if (downloadStructureFile)
335 String structExt = format.getExtensions().split(",")[0];
336 String urlLeafName = file.substring(file.lastIndexOf(System
337 .getProperty("file.separator")), file
339 String tempStructureFileStr = createNamedJvTempFile(
340 urlLeafName, structExt);
341 UrlDownloadClient.download(file, tempStructureFileStr);
342 file = tempStructureFileStr;
343 protocol = DataSourceType.FILE;
345 al = fa.readFile(file, protocol, format);
346 source = fa.getAlignFile(); // keep reference for later if
349 } catch (java.io.IOException ex)
351 error = ex.getMessage();
354 if ((al != null) && (al.getHeight() > 0) && al.hasValidSequence())
356 // construct and register dataset sequences
357 for (SequenceI sq : al.getSequences())
359 while (sq.getDatasetSequence() != null)
361 sq = sq.getDatasetSequence();
363 if (sq.getAllPDBEntries() != null)
365 for (PDBEntry pdbe : sq.getAllPDBEntries())
367 // register PDB entries with desktop's structure selection
369 StructureSelectionManager.getStructureSelectionManager(
370 Desktop.instance).registerPDBEntry(pdbe);
375 FeatureSettingsModelI proxyColourScheme = source
376 .getFeatureColourScheme();
377 if (viewport != null)
379 if (proxyColourScheme != null)
381 viewport.applyFeaturesStyle(proxyColourScheme);
383 // append to existing alignment
384 viewport.addAlignment(al, title);
388 // otherwise construct the alignFrame
390 if (source instanceof ComplexAlignFile)
392 ColumnSelection colSel = ((ComplexAlignFile) source)
393 .getColumnSelection();
394 SequenceI[] hiddenSeqs = ((ComplexAlignFile) source)
395 .getHiddenSequences();
396 String colourSchemeName = ((ComplexAlignFile) source)
397 .getGlobalColourScheme();
398 FeaturesDisplayedI fd = ((ComplexAlignFile) source)
399 .getDisplayedFeatures();
400 alignFrame = new AlignFrame(al, hiddenSeqs, colSel,
401 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
402 alignFrame.getViewport().setFeaturesDisplayed(fd);
403 alignFrame.getViewport().setShowSequenceFeatures(
404 ((ComplexAlignFile) source).isShowSeqFeatures());
405 ColourSchemeI cs = ColourSchemeMapper.getJalviewColourScheme(
406 colourSchemeName, al);
409 alignFrame.changeColour(cs);
414 alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
415 AlignFrame.DEFAULT_HEIGHT);
416 if (source instanceof FeaturesSourceI)
418 alignFrame.getViewport().setShowSequenceFeatures(true);
421 // add metadata and update ui
422 if (!(protocol == DataSourceType.PASTE))
424 alignFrame.setFileName(file, format);
426 if (proxyColourScheme != null)
428 alignFrame.getViewport()
429 .applyFeaturesStyle(proxyColourScheme);
431 alignFrame.statusBar.setText(MessageManager.formatMessage(
432 "label.successfully_loaded_file",
433 new String[] { title }));
437 // add the window to the GUI
438 // note - this actually should happen regardless of raiseGUI
439 // status in Jalview 3
440 // TODO: define 'virtual desktop' for benefit of headless scripts
441 // that perform queries to find the 'current working alignment'
442 Desktop.addInternalFrame(alignFrame, title,
443 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
448 alignFrame.setMaximum(jalview.bin.Cache.getDefault(
449 "SHOW_FULLSCREEN", false));
450 } catch (java.beans.PropertyVetoException ex)
457 if (Desktop.instance != null)
459 Desktop.instance.stopLoading();
462 final String errorMessage = MessageManager
463 .getString("label.couldnt_load_file")
467 // TODO: refactor FileLoader to be independent of Desktop / Applet GUI
469 if (raiseGUI && Desktop.desktop != null)
471 javax.swing.SwingUtilities.invokeLater(new Runnable()
476 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
477 errorMessage, MessageManager
478 .getString("label.error_loading_file"),
479 JvOptionPane.WARNING_MESSAGE);
485 System.err.println(errorMessage);
490 updateRecentlyOpened();
492 } catch (Exception er)
494 System.err.println("Exception whilst opening file '" + file);
495 er.printStackTrace();
498 javax.swing.SwingUtilities.invokeLater(new Runnable()
503 JvOptionPane.showInternalMessageDialog(
504 Desktop.desktop, MessageManager.formatMessage(
505 "label.problems_opening_file",
506 new String[] { file }), MessageManager
507 .getString("label.file_open_error"),
508 JvOptionPane.WARNING_MESSAGE);
513 } catch (OutOfMemoryError er)
516 er.printStackTrace();
520 javax.swing.SwingUtilities.invokeLater(new Runnable()
525 JvOptionPane.showInternalMessageDialog(
526 Desktop.desktop, MessageManager.formatMessage(
527 "warn.out_of_memory_loading_file", new String[]
528 { file }), MessageManager
529 .getString("label.out_of_memory"),
530 JvOptionPane.WARNING_MESSAGE);
534 System.err.println("Out of memory loading file " + file + "!!");
537 loadtime += System.currentTimeMillis();
538 // TODO: Estimate percentage of memory used by a newly loaded alignment -
539 // warn if more memory will be needed to work with it
542 - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference
547 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
549 if (alignFrame != null)
551 AlignmentI al = alignFrame.getViewport().getAlignment();
553 System.out.println("Loaded '" + title + "' in "
554 + (loadtime / 1000.0) + "s, took an additional "
555 + (1.0 * memused / (1024.0 * 1024.0)) + " MB ("
556 + al.getHeight() + " seqs by " + al.getWidth() + " cols)");
560 // report that we didn't load anything probably due to an out of memory
562 System.out.println("Failed to load '" + title + "' in "
563 + (loadtime / 1000.0) + "s, took an additional "
564 + (1.0 * memused / (1024.0 * 1024.0))
565 + " MB (alignment is null)");
568 // remove the visual delay indicator
569 if (Desktop.instance != null)
571 Desktop.instance.stopLoading();
577 * This method creates the file -
578 * {tmpdir}/jalview/{current_timestamp}/fileName.exetnsion using the supplied
579 * file name and extension
582 * the name of the temp file to be created
584 * the extension of the temp file to be created
587 private static String createNamedJvTempFile(String fileName,
588 String extension) throws IOException
590 String seprator = System.getProperty("file.separator");
591 String jvTempDir = System.getProperty("java.io.tmpdir") + "jalview"
592 + seprator + System.currentTimeMillis();
593 File tempStructFile = new File(jvTempDir + seprator + fileName + "."
595 tempStructFile.mkdirs();
596 return tempStructFile.toString();
602 * @see java.lang.Object#finalize()
605 protected void finalize() throws Throwable