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.ext.archaeopteryx.AptxInit;
34 import jalview.gui.AlignFrame;
35 import jalview.gui.AlignViewport;
36 import jalview.gui.Desktop;
37 import jalview.gui.Jalview2XML;
38 import jalview.gui.JvOptionPane;
39 import jalview.json.binding.biojson.v1.ColourSchemeMapper;
40 import jalview.schemes.ColourSchemeI;
41 import jalview.structure.StructureSelectionManager;
42 import jalview.util.MessageManager;
43 import jalview.ws.utils.UrlDownloadClient;
46 import java.io.IOException;
47 import java.util.StringTokenizer;
48 import java.util.Vector;
50 import javax.swing.SwingUtilities;
52 public class FileLoader implements Runnable
56 DataSourceType protocol;
60 AlignmentFileReaderI source = null; // alternative specification of where data
65 AlignViewport viewport;
67 AlignFrame alignFrame;
73 boolean raiseGUI = true;
76 * default constructor always raised errors in GUI dialog boxes
84 * construct a Fileloader that may raise errors non-interactively
87 * true if errors are to be raised as GUI dialog boxes
89 public FileLoader(boolean raiseGUI)
91 this.raiseGUI = raiseGUI;
94 public void LoadFile(AlignViewport viewport, String file,
95 DataSourceType protocol, FileFormatI format)
97 this.viewport = viewport;
98 LoadFile(file, protocol, format);
101 public void LoadFile(String file, DataSourceType protocol,
105 this.protocol = protocol;
106 this.format = format;
108 final Thread loader = new Thread(this, "LoadFile");
110 SwingUtilities.invokeLater(new Runnable()
121 * Load a (file, protocol) source of unknown type
126 public void LoadFile(String file, DataSourceType protocol)
128 LoadFile(file, protocol, null);
132 * Load alignment from (file, protocol) and wait till loaded
136 * @return alignFrame constructed from file contents
138 public AlignFrame LoadFileWaitTillLoaded(String file,
139 DataSourceType sourceType)
141 return LoadFileWaitTillLoaded(file, sourceType, null);
145 * Load alignment from (file, protocol) of type format and wait till loaded
150 * @return alignFrame constructed from file contents
152 public AlignFrame LoadFileWaitTillLoaded(String file,
153 DataSourceType sourceType, FileFormatI format)
156 this.protocol = sourceType;
157 this.format = format;
158 return _LoadFileWaitTillLoaded();
162 * Load alignment from FileParse source of type format and wait till loaded
166 * @return alignFrame constructed from file contents
168 public AlignFrame LoadFileWaitTillLoaded(AlignmentFileReaderI source,
171 this.source = source;
173 file = source.getInFile();
174 protocol = source.getDataSourceType();
175 this.format = format;
176 return _LoadFileWaitTillLoaded();
180 * start thread and wait until finished, then return the alignFrame that's
181 * (hopefully) been read.
185 protected AlignFrame _LoadFileWaitTillLoaded()
187 Thread loader = new Thread(this, "LoadFileWithWaiting");
190 while (loader.isAlive())
195 } catch (Exception ex)
203 // add support for recently opened Aptx trees
204 public void updateRecentlyOpened()
206 Vector recent = new Vector();
207 if (protocol == DataSourceType.PASTE)
209 // do nothing if the file was pasted in as text... there is no filename to
214 && file.indexOf(System.getProperty("java.io.tmpdir")) > -1)
216 // ignore files loaded from the system's temporary directory
219 String type = protocol == DataSourceType.FILE ? "RECENT_FILE"
222 String historyItems = jalview.bin.Cache.getProperty(type);
226 if (historyItems != null)
228 st = new StringTokenizer(historyItems, "\t");
230 while (st.hasMoreTokens())
232 recent.addElement(st.nextElement().toString().trim());
236 if (recent.contains(file))
241 StringBuffer newHistory = new StringBuffer(file);
242 for (int i = 0; i < recent.size() && i < 10; i++)
244 newHistory.append("\t");
245 newHistory.append(recent.elementAt(i));
248 Cache.setProperty(type, newHistory.toString());
250 if (protocol == DataSourceType.FILE)
252 Cache.setProperty("DEFAULT_FILE_FORMAT", format.getName());
259 String title = protocol == DataSourceType.PASTE
260 ? "Copied From Clipboard"
262 Runtime rt = Runtime.getRuntime();
265 if (Desktop.instance != null)
267 Desktop.instance.startLoading(file);
271 // just in case the caller didn't identify the file for us
274 format = new IdentifyFile().identify(source, false);
275 // identify stream and rewind rather than close
279 format = new IdentifyFile().identify(file, protocol);
286 Desktop.instance.stopLoading();
287 System.err.println("The input file \"" + file
288 + "\" has null or unidentifiable data content!");
289 if (!Jalview.isHeadlessMode())
291 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
292 MessageManager.getString("label.couldnt_read_data")
293 + " in " + file + "\n"
294 + AppletFormatAdapter.getSupportedFormats(),
295 MessageManager.getString("label.couldnt_read_data"),
296 JvOptionPane.WARNING_MESSAGE);
300 // TODO: cache any stream datasources as a temporary file (eg. PDBs
301 // retrieved via URL)
302 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
305 memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free
310 loadtime = -System.currentTimeMillis();
311 AlignmentI al = null;
313 if (FileFormat.Jalview.equals(format))
317 // Tell the user (developer?) that this is going to cause a problem
319 "IMPLEMENTATION ERROR: Cannot read consecutive Jalview XML projects from a stream.");
320 // We read the data anyway - it might make sense.
322 alignFrame = new Jalview2XML(raiseGUI).loadJalviewAlign(file);
326 String error = AppletFormatAdapter.getSupportedFormats();
331 // read from the provided source
332 al = new FormatAdapter().readFromFile(source, format);
337 // open a new source and read from it
338 FormatAdapter fa = new FormatAdapter();
339 boolean downloadStructureFile = format.isStructureFile()
340 && protocol.equals(DataSourceType.URL);
341 if (downloadStructureFile)
343 String structExt = format.getExtensions().split(",")[0];
344 String urlLeafName = file.substring(
346 System.getProperty("file.separator")),
347 file.lastIndexOf("."));
348 String tempStructureFileStr = createNamedJvTempFile(
349 urlLeafName, structExt);
350 UrlDownloadClient.download(file, tempStructureFileStr);
351 al = fa.readFile(tempStructureFileStr, DataSourceType.FILE,
353 source = fa.getAlignFile();
357 al = fa.readFile(file, protocol, format);
358 source = fa.getAlignFile(); // keep reference for later if
362 } catch (java.io.IOException ex)
364 error = ex.getMessage();
367 if ((al != null) && (al.getHeight() > 0) && al.hasValidSequence())
369 // construct and register dataset sequences
370 for (SequenceI sq : al.getSequences())
372 while (sq.getDatasetSequence() != null)
374 sq = sq.getDatasetSequence();
376 if (sq.getAllPDBEntries() != null)
378 for (PDBEntry pdbe : sq.getAllPDBEntries())
380 // register PDB entries with desktop's structure selection
382 StructureSelectionManager
383 .getStructureSelectionManager(Desktop.instance)
384 .registerPDBEntry(pdbe);
389 FeatureSettingsModelI proxyColourScheme = source
390 .getFeatureColourScheme();
391 if (viewport != null)
393 if (proxyColourScheme != null)
395 viewport.applyFeaturesStyle(proxyColourScheme);
397 // append to existing alignment
398 viewport.addAlignment(al, title);
402 // otherwise construct the alignFrame
404 if (source instanceof ComplexAlignFile)
406 HiddenColumns colSel = ((ComplexAlignFile) source)
408 SequenceI[] hiddenSeqs = ((ComplexAlignFile) source)
409 .getHiddenSequences();
410 String colourSchemeName = ((ComplexAlignFile) source)
411 .getGlobalColourScheme();
412 FeaturesDisplayedI fd = ((ComplexAlignFile) source)
413 .getDisplayedFeatures();
414 alignFrame = new AlignFrame(al, hiddenSeqs, colSel,
415 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
416 alignFrame.getViewport().setFeaturesDisplayed(fd);
417 alignFrame.getViewport().setShowSequenceFeatures(
418 ((ComplexAlignFile) source).isShowSeqFeatures());
419 ColourSchemeI cs = ColourSchemeMapper
420 .getJalviewColourScheme(colourSchemeName, al);
423 alignFrame.changeColour(cs);
428 alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
429 AlignFrame.DEFAULT_HEIGHT);
430 if (source instanceof FeaturesSourceI)
432 alignFrame.getViewport().setShowSequenceFeatures(true);
435 // add metadata and update ui
436 if (!(protocol == DataSourceType.PASTE))
438 alignFrame.setFileName(file, format);
440 if (proxyColourScheme != null)
442 alignFrame.getViewport()
443 .applyFeaturesStyle(proxyColourScheme);
445 if (format.isTreeFile())
447 // make generic instead of Aptx specific?
448 AptxInit.createInstancesFromFile(file,
449 alignFrame.getViewport());
452 alignFrame.statusBar.setText(MessageManager.formatMessage(
453 "label.successfully_loaded_file", new String[]
458 // add the window to the GUI
459 // note - this actually should happen regardless of raiseGUI
460 // status in Jalview 3
461 // TODO: define 'virtual desktop' for benefit of headless scripts
462 // that perform queries to find the 'current working alignment'
463 Desktop.addInternalFrame(alignFrame, title,
464 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
470 alignFrame.setMaximum(jalview.bin.Cache
471 .getDefault("SHOW_FULLSCREEN", false));
472 } catch (java.beans.PropertyVetoException ex)
479 if (Desktop.instance != null)
481 Desktop.instance.stopLoading();
484 final String errorMessage = MessageManager.getString(
485 "label.couldnt_load_file") + " " + title + "\n" + error;
486 // TODO: refactor FileLoader to be independent of Desktop / Applet GUI
488 if (raiseGUI && Desktop.desktop != null)
490 javax.swing.SwingUtilities.invokeLater(new Runnable()
495 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
498 .getString("label.error_loading_file"),
499 JvOptionPane.WARNING_MESSAGE);
505 System.err.println(errorMessage);
510 updateRecentlyOpened();
512 } catch (Exception er)
514 System.err.println("Exception whilst opening file '" + file);
515 er.printStackTrace();
518 javax.swing.SwingUtilities.invokeLater(new Runnable()
523 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
524 MessageManager.formatMessage(
525 "label.problems_opening_file", new String[]
527 MessageManager.getString("label.file_open_error"),
528 JvOptionPane.WARNING_MESSAGE);
533 } catch (OutOfMemoryError er)
536 er.printStackTrace();
540 javax.swing.SwingUtilities.invokeLater(new Runnable()
545 JvOptionPane.showInternalMessageDialog(Desktop.desktop,
546 MessageManager.formatMessage(
547 "warn.out_of_memory_loading_file", new String[]
549 MessageManager.getString("label.out_of_memory"),
550 JvOptionPane.WARNING_MESSAGE);
554 System.err.println("Out of memory loading file " + file + "!!");
557 loadtime += System.currentTimeMillis();
558 // TODO: Estimate percentage of memory used by a newly loaded alignment -
559 // warn if more memory will be needed to work with it
562 - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference
567 if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
569 if (alignFrame != null)
571 AlignmentI al = alignFrame.getViewport().getAlignment();
573 System.out.println("Loaded '" + title + "' in "
574 + (loadtime / 1000.0) + "s, took an additional "
575 + (1.0 * memused / (1024.0 * 1024.0)) + " MB ("
576 + al.getHeight() + " seqs by " + al.getWidth() + " cols)");
580 // report that we didn't load anything probably due to an out of memory
582 System.out.println("Failed to load '" + title + "' in "
583 + (loadtime / 1000.0) + "s, took an additional "
584 + (1.0 * memused / (1024.0 * 1024.0))
585 + " MB (alignment is null)");
588 // remove the visual delay indicator
589 if (Desktop.instance != null)
591 Desktop.instance.stopLoading();
597 * This method creates the file -
598 * {tmpdir}/jalview/{current_timestamp}/fileName.exetnsion using the supplied
599 * file name and extension
602 * the name of the temp file to be created
604 * the extension of the temp file to be created
607 private static String createNamedJvTempFile(String fileName,
608 String extension) throws IOException
610 String seprator = System.getProperty("file.separator");
611 String jvTempDir = System.getProperty("java.io.tmpdir") + "jalview"
612 + seprator + System.currentTimeMillis();
613 File tempStructFile = new File(
614 jvTempDir + seprator + fileName + "." + extension);
615 tempStructFile.mkdirs();
616 return tempStructFile.toString();