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.JvOptionPane;
37 import jalview.json.binding.biojson.v1.ColourSchemeMapper;
38 import jalview.project.Jalview2XML;
39 import jalview.schemes.ColourSchemeI;
40 import jalview.util.MessageManager;
41 import jalview.util.Platform;
42 import jalview.ws.utils.UrlDownloadClient;
44 import java.io.BufferedReader;
45 import java.io.ByteArrayInputStream;
47 import java.io.FileNotFoundException;
48 import java.io.FileReader;
49 import java.io.IOException;
50 import java.io.InputStreamReader;
51 import java.util.StringTokenizer;
52 import java.util.Vector;
54 import javax.swing.SwingUtilities;
56 public class FileLoader implements Runnable
60 DataSourceType protocol;
64 AlignmentFileReaderI source = null; // alternative specification of where data
69 AlignViewport viewport;
71 AlignFrame alignFrame;
77 boolean raiseGUI = true;
79 private File selectedFile;
82 * default constructor always raised errors in GUI dialog boxes
90 * construct a Fileloader that may raise errors non-interactively
93 * true if errors are to be raised as GUI dialog boxes
95 public FileLoader(boolean raiseGUI)
97 this.raiseGUI = raiseGUI;
100 public void LoadFile(AlignViewport viewport, Object file,
101 DataSourceType protocol, FileFormatI format)
103 this.viewport = viewport;
104 if (file instanceof File) {
105 this.selectedFile = (File) file;
106 file = selectedFile.getPath();
108 LoadFile(file.toString(), protocol, format);
111 public void LoadFile(String file, DataSourceType protocol,
115 this.protocol = protocol;
116 this.format = format;
118 final Thread loader = new Thread(this);
120 SwingUtilities.invokeLater(new Runnable()
131 * Load a (file, protocol) source of unknown type
136 public void LoadFile(String file, DataSourceType protocol)
138 LoadFile(file, protocol, null);
142 * Load alignment from (file, protocol) and wait till loaded
146 * @return alignFrame constructed from file contents
148 public AlignFrame LoadFileWaitTillLoaded(String file,
149 DataSourceType sourceType)
151 return LoadFileWaitTillLoaded(file, sourceType, null);
155 * Load alignment from (file, protocol) of type format and wait till loaded
160 * @return alignFrame constructed from file contents
162 public AlignFrame LoadFileWaitTillLoaded(String file,
163 DataSourceType sourceType, FileFormatI format)
166 this.protocol = sourceType;
167 this.format = format;
168 return _LoadFileWaitTillLoaded();
172 * Load alignment from (file, protocol) of type format and wait till loaded
177 * @return alignFrame constructed from file contents
179 public AlignFrame LoadFileWaitTillLoaded(File file,
180 DataSourceType sourceType, FileFormatI format)
182 this.selectedFile = file;
183 this.file = file.getPath();
184 this.protocol = sourceType;
185 this.format = format;
186 return _LoadFileWaitTillLoaded();
190 * Load alignment from FileParse source of type format and wait till loaded
194 * @return alignFrame constructed from file contents
196 public AlignFrame LoadFileWaitTillLoaded(AlignmentFileReaderI source,
199 this.source = source;
201 file = source.getInFile();
202 protocol = source.getDataSourceType();
203 this.format = format;
204 return _LoadFileWaitTillLoaded();
208 * runs the 'run' method (in this thread), then return the alignFrame that's
209 * (hopefully) been read
213 protected AlignFrame _LoadFileWaitTillLoaded()
219 public void updateRecentlyOpened()
221 Vector<String> recent = new Vector<>();
222 if (protocol == DataSourceType.PASTE)
224 // do nothing if the file was pasted in as text... there is no filename to
229 && file.indexOf(System.getProperty("java.io.tmpdir")) > -1)
231 // ignore files loaded from the system's temporary directory
234 String type = protocol == DataSourceType.FILE ? "RECENT_FILE"
237 String historyItems = Cache.getProperty(type);
241 if (historyItems != null)
243 st = new StringTokenizer(historyItems, "\t");
245 while (st.hasMoreTokens())
247 recent.addElement(st.nextToken().trim());
251 if (recent.contains(file))
256 StringBuffer newHistory = new StringBuffer(file);
257 for (int i = 0; i < recent.size() && i < 10; i++)
259 newHistory.append("\t");
260 newHistory.append(recent.elementAt(i));
263 Cache.setProperty(type, newHistory.toString());
265 if (protocol == DataSourceType.FILE)
267 Cache.setProperty("DEFAULT_FILE_FORMAT", format.getName());
274 String title = protocol == DataSourceType.PASTE
275 ? "Copied From Clipboard"
277 Runtime rt = Runtime.getRuntime();
280 if (Desktop.getInstance() != null)
282 Desktop.getInstance().startLoading(file);
286 // just in case the caller didn't identify the file for us
289 format = new IdentifyFile().identify(source, false);
290 // identify stream and rewind rather than close
292 else if (selectedFile != null) {
293 format = new IdentifyFile().identify(selectedFile, protocol);
297 format = new IdentifyFile().identify(file, protocol);
304 Desktop.getInstance().stopLoading();
305 System.err.println("The input file \"" + file
306 + "\" has null or unidentifiable data content!");
307 if (!Jalview.isHeadlessMode())
309 JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
310 MessageManager.getString("label.couldnt_read_data")
311 + " in " + file + "\n"
312 + AppletFormatAdapter.getSupportedFormats(),
313 MessageManager.getString("label.couldnt_read_data"),
314 JvOptionPane.WARNING_MESSAGE);
318 // TODO: cache any stream datasources as a temporary file (eg. PDBs
319 // retrieved via URL)
320 if (Desktop.getDesktopPane() != null && Desktop.getDesktopPane().isShowMemoryUsage())
323 memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free
328 loadtime = -System.currentTimeMillis();
329 AlignmentI al = null;
331 if (FileFormat.Jalview.equals(format))
335 // Tell the user (developer?) that this is going to cause a problem
337 "IMPLEMENTATION ERROR: Cannot read consecutive Jalview XML projects from a stream.");
338 // We read the data anyway - it might make sense.
340 // BH 2018 switch to File object here instead of filename
341 alignFrame = new Jalview2XML(raiseGUI).loadJalviewAlign(selectedFile == null ? file : selectedFile);
345 String error = AppletFormatAdapter.getSupportedFormats();
350 // read from the provided source
351 al = new FormatAdapter().readFromFile(source, format);
356 // open a new source and read from it
357 FormatAdapter fa = new FormatAdapter();
358 boolean downloadStructureFile = format.isStructureFile()
359 && protocol.equals(DataSourceType.URL);
360 if (downloadStructureFile)
362 String structExt = format.getExtensions().split(",")[0];
363 int pt = file.lastIndexOf(file.indexOf('/') >= 0 ? "/"
364 : System.getProperty("file.separator"));
365 String urlLeafName = file.substring(pt,
366 file.lastIndexOf("."));
367 String tempStructureFileStr = createNamedJvTempFile(
368 urlLeafName, structExt);
370 // BH - switching to File object here so as to hold
371 // .秘bytes array directly
372 File tempFile = new File(tempStructureFileStr);
373 UrlDownloadClient.download(file, tempFile);
375 al = fa.readFile(tempFile, DataSourceType.FILE,
377 source = fa.getAlignFile();
381 if (selectedFile == null) {
382 al = fa.readFile(file, protocol, format);
385 al = fa.readFile(selectedFile, protocol, format);
387 source = fa.getAlignFile(); // keep reference for later if
392 } catch (java.io.IOException ex)
394 error = ex.getMessage();
397 if ((al != null) && (al.getHeight() > 0) && al.hasValidSequence())
399 // construct and register dataset sequences
400 for (SequenceI sq : al.getSequences())
402 while (sq.getDatasetSequence() != null)
404 sq = sq.getDatasetSequence();
406 if (sq.getAllPDBEntries() != null)
408 for (PDBEntry pdbe : sq.getAllPDBEntries())
410 // register PDB entries with desktop's structure selection
412 Desktop.getStructureSelectionManager()
413 .registerPDBEntry(pdbe);
418 FeatureSettingsModelI proxyColourScheme = source
419 .getFeatureColourScheme();
420 if (viewport != null)
422 if (proxyColourScheme != null)
424 viewport.applyFeaturesStyle(proxyColourScheme);
426 // append to existing alignment
427 viewport.addAlignment(al, title);
431 // otherwise construct the alignFrame
433 if (source instanceof ComplexAlignFile)
435 HiddenColumns colSel = ((ComplexAlignFile) source)
437 SequenceI[] hiddenSeqs = ((ComplexAlignFile) source)
438 .getHiddenSequences();
439 String colourSchemeName = ((ComplexAlignFile) source)
440 .getGlobalColourScheme();
441 FeaturesDisplayedI fd = ((ComplexAlignFile) source)
442 .getDisplayedFeatures();
443 alignFrame = new AlignFrame(al, hiddenSeqs, colSel,
444 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
445 alignFrame.getViewport().setFeaturesDisplayed(fd);
446 alignFrame.getViewport().setShowSequenceFeatures(
447 ((ComplexAlignFile) source).isShowSeqFeatures());
448 ColourSchemeI cs = ColourSchemeMapper
449 .getJalviewColourScheme(colourSchemeName, al);
452 alignFrame.changeColour(cs);
457 alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
458 AlignFrame.DEFAULT_HEIGHT);
459 if (source instanceof FeaturesSourceI)
461 alignFrame.getViewport().setShowSequenceFeatures(true);
464 // add metadata and update ui
465 if (!(protocol == DataSourceType.PASTE))
467 alignFrame.setFileName(file, format);
468 alignFrame.setFileObject(selectedFile); // BH 2018 SwingJS
470 if (proxyColourScheme != null)
472 alignFrame.getViewport()
473 .applyFeaturesStyle(proxyColourScheme);
475 alignFrame.setStatus(MessageManager.formatMessage(
476 "label.successfully_loaded_file", new String[]
481 // add the window to the GUI
482 // note - this actually should happen regardless of raiseGUI
483 // status in Jalview 3
484 // TODO: define 'virtual desktop' for benefit of headless scripts
485 // that perform queries to find the 'current working alignment'
486 Desktop.addInternalFrame(alignFrame, title,
487 AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
492 alignFrame.setMaximum(jalview.bin.Cache
493 .getDefault("SHOW_FULLSCREEN", false));
494 } catch (java.beans.PropertyVetoException ex)
501 if (Desktop.getInstance() != null)
503 Desktop.getInstance().stopLoading();
506 final String errorMessage = MessageManager.getString(
507 "label.couldnt_load_file") + " " + title + "\n" + error;
508 // TODO: refactor FileLoader to be independent of Desktop / Applet GUI
510 if (raiseGUI && Desktop.getDesktopPane() != null)
512 javax.swing.SwingUtilities.invokeLater(new Runnable()
517 JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
520 .getString("label.error_loading_file"),
521 JvOptionPane.WARNING_MESSAGE);
527 System.err.println(errorMessage);
532 updateRecentlyOpened();
534 } catch (Exception er)
536 System.err.println("Exception whilst opening file '" + file);
537 er.printStackTrace();
540 javax.swing.SwingUtilities.invokeLater(new Runnable()
545 JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
546 MessageManager.formatMessage(
547 "label.problems_opening_file", new String[]
549 MessageManager.getString("label.file_open_error"),
550 JvOptionPane.WARNING_MESSAGE);
555 } catch (OutOfMemoryError er)
558 er.printStackTrace();
562 javax.swing.SwingUtilities.invokeLater(new Runnable()
567 JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
568 MessageManager.formatMessage(
569 "warn.out_of_memory_loading_file", new String[]
571 MessageManager.getString("label.out_of_memory"),
572 JvOptionPane.WARNING_MESSAGE);
576 System.err.println("Out of memory loading file " + file + "!!");
579 loadtime += System.currentTimeMillis();
580 // TODO: Estimate percentage of memory used by a newly loaded alignment -
581 // warn if more memory will be needed to work with it
584 - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference
589 if (Desktop.getDesktopPane() != null && Desktop.getDesktopPane().isShowMemoryUsage())
591 if (alignFrame != null)
593 AlignmentI al = alignFrame.getViewport().getAlignment();
595 System.out.println("Loaded '" + title + "' in "
596 + (loadtime / 1000.0) + "s, took an additional "
597 + (1.0 * memused / (1024.0 * 1024.0)) + " MB ("
598 + al.getHeight() + " seqs by " + al.getWidth() + " cols)");
602 // report that we didn't load anything probably due to an out of memory
604 System.out.println("Failed to load '" + title + "' in "
605 + (loadtime / 1000.0) + "s, took an additional "
606 + (1.0 * memused / (1024.0 * 1024.0))
607 + " MB (alignment is null)");
610 // remove the visual delay indicator
611 if (Desktop.getInstance() != null)
613 Desktop.getInstance().stopLoading();
619 * This method creates the file -
620 * {tmpdir}/jalview/{current_timestamp}/fileName.exetnsion using the supplied
621 * file name and extension
624 * the name of the temp file to be created
626 * the extension of the temp file to be created
629 private static String createNamedJvTempFile(String fileName,
630 String extension) throws IOException
632 String seprator = System.getProperty("file.separator");
633 String jvTempDir = System.getProperty("java.io.tmpdir") + "jalview"
634 + seprator + System.currentTimeMillis();
635 File tempStructFile = new File(
636 jvTempDir + seprator + fileName + "." + extension);
637 tempStructFile.mkdirs();
638 return tempStructFile.toString();
643 * @param file a File, or a String which is a name of a file
645 * @throws FileNotFoundException
647 public static BufferedReader getBufferedReader(Object file) throws FileNotFoundException {
648 if (file instanceof String)
650 return new BufferedReader(new FileReader((String) file));
652 byte[] bytes = Platform.getFileBytes((File) file);
655 return new BufferedReader(new InputStreamReader(new ByteArrayInputStream(bytes)));
657 return new BufferedReader(new FileReader((File) file));