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.HiddenColumns;
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.ArrayList;
47 import java.util.List;
48 import java.util.StringTokenizer;
50 import javax.swing.SwingUtilities;
52 public class FileLoader implements Runnable
54 private static final String TAB = "\t";
58 DataSourceType protocol;
62 AlignmentFileReaderI source = null; // alternative specification of where data
67 AlignViewport viewport;
69 AlignFrame alignFrame;
75 boolean raiseGUI = true;
78 * default constructor always raised errors in GUI dialog boxes
86 * construct a Fileloader that may raise errors non-interactively
89 * true if errors are to be raised as GUI dialog boxes
91 public FileLoader(boolean raiseGUI)
93 this.raiseGUI = raiseGUI;
96 public void LoadFile(AlignViewport viewport, String file,
97 DataSourceType protocol, FileFormatI format)
99 this.viewport = viewport;
100 LoadFile(file, protocol, format);
103 public void LoadFile(String file, DataSourceType protocol,
107 this.protocol = protocol;
108 this.format = format;
110 final Thread loader = new Thread(this);
112 SwingUtilities.invokeLater(new Runnable()
123 * Load a (file, protocol) source of unknown type
128 public void LoadFile(String file, DataSourceType protocol)
130 LoadFile(file, protocol, null);
134 * Load alignment from (file, protocol) and wait till loaded
138 * @return alignFrame constructed from file contents
140 public AlignFrame LoadFileWaitTillLoaded(String file,
141 DataSourceType sourceType)
143 return LoadFileWaitTillLoaded(file, sourceType, null);
147 * Load alignment from (file, protocol) of type format and wait till loaded
152 * @return alignFrame constructed from file contents
154 public AlignFrame LoadFileWaitTillLoaded(String file,
155 DataSourceType sourceType, FileFormatI format)
158 this.protocol = sourceType;
159 this.format = format;
160 return _LoadFileWaitTillLoaded();
164 * Load alignment from FileParse source of type format and wait till loaded
168 * @return alignFrame constructed from file contents
170 public AlignFrame LoadFileWaitTillLoaded(AlignmentFileReaderI source,
173 this.source = source;
175 file = source.getInFile();
176 protocol = source.getDataSourceType();
177 this.format = format;
178 return _LoadFileWaitTillLoaded();
182 * start thread and wait until finished, then return the alignFrame that's
183 * (hopefully) been read.
187 protected AlignFrame _LoadFileWaitTillLoaded()
189 Thread loader = new Thread(this);
192 while (loader.isAlive())
197 } catch (Exception ex)
205 public void LoadFileOntoAlignmentWaitTillLoaded(AlignViewport viewport,
206 String file, DataSourceType sourceType, FileFormatI format)
208 this.viewport = viewport;
210 this.protocol = sourceType;
211 this.format = format;
212 _LoadAlignmentFileWaitTillLoaded();
215 protected void _LoadAlignmentFileWaitTillLoaded()
217 Thread loader = new Thread(this);
220 while (loader.isAlive())
225 } catch (Exception ex)
232 * Updates (or creates) the tab-separated list of recently opened files held
233 * under the given property name by inserting the filePath at the front of the
234 * list. Duplicates are removed, and the list is limited to 11 entries. The
235 * method returns the updated value of the property.
240 public static String updateRecentlyOpened(String filePath,
241 DataSourceType sourceType)
243 if (sourceType != DataSourceType.FILE
244 && sourceType != DataSourceType.URL)
249 String propertyName = sourceType == DataSourceType.FILE ? "RECENT_FILE"
251 String historyItems = Cache.getProperty(propertyName);
253 && filePath.indexOf(System.getProperty("java.io.tmpdir")) > -1)
255 // ignore files loaded from the system's temporary directory
259 List<String> recent = new ArrayList<>();
261 if (historyItems != null)
263 StringTokenizer st = new StringTokenizer(historyItems, TAB);
265 while (st.hasMoreTokens())
267 String trimmed = st.nextToken().trim();
268 if (!recent.contains(trimmed))
276 * if file was already in the list, it moves to the top
278 if (recent.contains(filePath))
280 recent.remove(filePath);
283 StringBuilder newHistory = new StringBuilder(filePath);
284 for (int i = 0; i < recent.size() && i < 10; i++)
286 newHistory.append(TAB);
287 newHistory.append(recent.get(i));
290 String newProperty = newHistory.toString();
291 Cache.setProperty(propertyName, newProperty);
299 String title = protocol == DataSourceType.PASTE
300 ? "Copied From Clipboard"
302 Runtime rt = Runtime.getRuntime();
305 if (Desktop.instance != null)
307 Desktop.instance.startLoading(file);
311 // just in case the caller didn't identify the file for us
314 format = new IdentifyFile().identify(source, false);
315 // identify stream and rewind rather than close
319 format = new IdentifyFile().identify(file, protocol);
326 Desktop.instance.stopLoading();
327 System.err.println("The input file \"" + file
328 + "\" has null or unidentifiable data content!");
329 if (!Jalview.isHeadlessMode())
331 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
332 MessageManager.getString("label.couldnt_read_data")
333 + " in " + file + "\n"
334 + AppletFormatAdapter.getSupportedFormats(),
335 MessageManager.getString("label.couldnt_read_data"),
336 JvOptionPane.WARNING_MESSAGE);
340 // TODO: cache any stream datasources as a temporary file (eg. PDBs
341 // retrieved via URL)
342 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
345 memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free
350 loadtime = -System.currentTimeMillis();
351 AlignmentI al = null;
353 if (FileFormat.Jalview.equals(format))
357 // Tell the user (developer?) that this is going to cause a problem
359 "IMPLEMENTATION ERROR: Cannot read consecutive Jalview XML projects from a stream.");
360 // We read the data anyway - it might make sense.
362 alignFrame = new Jalview2XML(raiseGUI).loadJalviewAlign(file);
366 String error = AppletFormatAdapter.getSupportedFormats();
371 // read from the provided source
372 al = new FormatAdapter().readFromFile(source, format);
377 // open a new source and read from it
378 FormatAdapter fa = new FormatAdapter();
379 boolean downloadStructureFile = format.isStructureFile()
380 && protocol.equals(DataSourceType.URL);
381 if (downloadStructureFile)
383 String structExt = format.getExtensions().split(",")[0];
384 String urlLeafName = file.substring(
386 System.getProperty("file.separator")),
387 file.lastIndexOf("."));
388 String tempStructureFileStr = createNamedJvTempFile(
389 urlLeafName, structExt);
390 UrlDownloadClient.download(file, tempStructureFileStr);
391 al = fa.readFile(tempStructureFileStr, DataSourceType.FILE,
393 source = fa.getAlignFile();
397 al = fa.readFile(file, protocol, format);
398 source = fa.getAlignFile(); // keep reference for later if
402 } catch (java.io.IOException ex)
404 error = ex.getMessage();
407 if ((al != null) && (al.getHeight() > 0) && al.hasValidSequence())
409 // construct and register dataset sequences
410 for (SequenceI sq : al.getSequences())
412 while (sq.getDatasetSequence() != null)
414 sq = sq.getDatasetSequence();
416 if (sq.getAllPDBEntries() != null)
418 for (PDBEntry pdbe : sq.getAllPDBEntries())
420 // register PDB entries with desktop's structure selection
422 StructureSelectionManager
423 .getStructureSelectionManager(Desktop.instance)
424 .registerPDBEntry(pdbe);
429 FeatureSettingsModelI proxyColourScheme = source
430 .getFeatureColourScheme();
431 if (viewport != null)
433 if (proxyColourScheme != null)
435 viewport.applyFeaturesStyle(proxyColourScheme);
437 // append to existing alignment
438 viewport.addAlignment(al, title);
439 if (source instanceof HMMFile)
441 AlignmentI alignment = viewport.getAlignment();
442 SequenceI seq = alignment
443 .getSequenceAt(alignment.getAbsoluteHeight() - 1);
444 if (seq.hasHMMProfile())
447 * fudge: move HMM consensus sequence from last to first
449 alignment.deleteSequence(alignment.getAbsoluteHeight() - 1);
450 alignment.insertSequenceAt(0, seq);
452 viewport.getAlignPanel().adjustAnnotationHeight();
453 viewport.updateSequenceIdColours();
458 // otherwise construct the alignFrame
460 if (source instanceof ComplexAlignFile)
462 HiddenColumns colSel = ((ComplexAlignFile) source)
464 SequenceI[] hiddenSeqs = ((ComplexAlignFile) source)
465 .getHiddenSequences();
466 String colourSchemeName = ((ComplexAlignFile) source)
467 .getGlobalColourScheme();
468 FeaturesDisplayedI fd = ((ComplexAlignFile) source)
469 .getDisplayedFeatures();
470 alignFrame = new AlignFrame(al, hiddenSeqs, colSel,
471 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
472 alignFrame.getViewport().setFeaturesDisplayed(fd);
473 alignFrame.getViewport().setShowSequenceFeatures(
474 ((ComplexAlignFile) source).isShowSeqFeatures());
475 ColourSchemeI cs = ColourSchemeMapper
476 .getJalviewColourScheme(colourSchemeName, al);
479 alignFrame.changeColour(cs);
484 alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
485 AlignFrame.DEFAULT_HEIGHT);
486 if (source instanceof FeaturesSourceI)
488 alignFrame.getViewport().setShowSequenceFeatures(true);
491 // add metadata and update ui
492 if (!(protocol == DataSourceType.PASTE))
494 alignFrame.setFileName(file, format);
496 if (proxyColourScheme != null)
498 alignFrame.getViewport()
499 .applyFeaturesStyle(proxyColourScheme);
501 alignFrame.statusBar.setText(MessageManager.formatMessage(
502 "label.successfully_loaded_file", new String[]
507 // add the window to the GUI
508 // note - this actually should happen regardless of raiseGUI
509 // status in Jalview 3
510 // TODO: define 'virtual desktop' for benefit of headless scripts
511 // that perform queries to find the 'current working alignment'
512 Desktop.addInternalFrame(alignFrame, title,
513 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
518 alignFrame.setMaximum(jalview.bin.Cache
519 .getDefault("SHOW_FULLSCREEN", false));
520 } catch (java.beans.PropertyVetoException ex)
527 if (Desktop.instance != null)
529 Desktop.instance.stopLoading();
532 final String errorMessage = MessageManager.getString(
533 "label.couldnt_load_file") + " " + title + "\n" + error;
534 // TODO: refactor FileLoader to be independent of Desktop / Applet GUI
536 if (raiseGUI && Desktop.desktop != null)
538 javax.swing.SwingUtilities.invokeLater(new Runnable()
543 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
546 .getString("label.error_loading_file"),
547 JvOptionPane.WARNING_MESSAGE);
553 System.err.println(errorMessage);
558 updateRecentlyOpened(file, protocol);
560 if (protocol == DataSourceType.FILE && format != null)
562 Cache.setProperty("DEFAULT_FILE_FORMAT", format.getName());
565 } catch (Exception er)
567 System.err.println("Exception whilst opening file '" + file);
568 er.printStackTrace();
571 javax.swing.SwingUtilities.invokeLater(new Runnable()
576 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
577 MessageManager.formatMessage(
578 "label.problems_opening_file", new String[]
580 MessageManager.getString("label.file_open_error"),
581 JvOptionPane.WARNING_MESSAGE);
586 } catch (OutOfMemoryError er)
589 er.printStackTrace();
593 javax.swing.SwingUtilities.invokeLater(new Runnable()
598 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
599 MessageManager.formatMessage(
600 "warn.out_of_memory_loading_file", new String[]
602 MessageManager.getString("label.out_of_memory"),
603 JvOptionPane.WARNING_MESSAGE);
607 System.err.println("Out of memory loading file " + file + "!!");
610 loadtime += System.currentTimeMillis();
611 // TODO: Estimate percentage of memory used by a newly loaded alignment -
612 // warn if more memory will be needed to work with it
615 - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference
620 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
622 if (alignFrame != null)
624 AlignmentI al = alignFrame.getViewport().getAlignment();
626 System.out.println("Loaded '" + title + "' in "
627 + (loadtime / 1000.0) + "s, took an additional "
628 + (1.0 * memused / (1024.0 * 1024.0)) + " MB ("
629 + al.getHeight() + " seqs by " + al.getWidth() + " cols)");
633 // report that we didn't load anything probably due to an out of memory
635 System.out.println("Failed to load '" + title + "' in "
636 + (loadtime / 1000.0) + "s, took an additional "
637 + (1.0 * memused / (1024.0 * 1024.0))
638 + " MB (alignment is null)");
641 // remove the visual delay indicator
642 if (Desktop.instance != null)
644 Desktop.instance.stopLoading();
650 * This method creates the file -
651 * {tmpdir}/jalview/{current_timestamp}/fileName.exetnsion using the supplied
652 * file name and extension
655 * the name of the temp file to be created
657 * the extension of the temp file to be created
660 private static String createNamedJvTempFile(String fileName,
661 String extension) throws IOException
663 String seprator = System.getProperty("file.separator");
664 String jvTempDir = System.getProperty("java.io.tmpdir") + "jalview"
665 + seprator + System.currentTimeMillis();
666 File tempStructFile = new File(
667 jvTempDir + seprator + fileName + "." + extension);
668 tempStructFile.mkdirs();
669 return tempStructFile.toString();