JAL-2089 patch broken merge to master for Release 2.10.0b1
[jalview.git] / src / jalview / io / FileLoader.java
index 38033ff..b449d19 100755 (executable)
  */
 package jalview.io;
 
+import jalview.api.ComplexAlignFile;
+import jalview.api.FeatureSettingsModelI;
+import jalview.api.FeaturesDisplayedI;
+import jalview.api.FeaturesSourceI;
+import jalview.bin.Jalview;
 import jalview.datamodel.AlignmentI;
+import jalview.datamodel.ColumnSelection;
 import jalview.datamodel.PDBEntry;
 import jalview.datamodel.SequenceI;
 import jalview.gui.AlignFrame;
 import jalview.gui.AlignViewport;
 import jalview.gui.Desktop;
 import jalview.gui.Jalview2XML;
+import jalview.json.binding.biojson.v1.ColourSchemeMapper;
+import jalview.schemes.ColourSchemeI;
 import jalview.structure.StructureSelectionManager;
 import jalview.util.MessageManager;
 
-import java.util.List;
 import java.util.StringTokenizer;
 import java.util.Vector;
 
@@ -95,6 +102,7 @@ public class FileLoader implements Runnable
 
     SwingUtilities.invokeLater(new Runnable()
     {
+      @Override
       public void run()
       {
         loader.start();
@@ -229,6 +237,7 @@ public class FileLoader implements Runnable
     }
   }
 
+  @Override
   public void run()
   {
     String title = protocol.equals(AppletFormatAdapter.PASTE) ? "Copied From Clipboard"
@@ -245,15 +254,34 @@ public class FileLoader implements Runnable
         // just in case the caller didn't identify the file for us
         if (source != null)
         {
-          format = new IdentifyFile().Identify(source, false); // identify
+          format = new IdentifyFile().identify(source, false); // identify
           // stream and
           // rewind rather
           // than close
         }
         else
         {
-          format = new IdentifyFile().Identify(file, protocol);
+          format = new IdentifyFile().identify(file, protocol);
         }
+
+      }
+
+      if (format == null || format.equalsIgnoreCase("EMPTY DATA FILE"))
+      {
+        Desktop.instance.stopLoading();
+        System.err.println("The input file \"" + file
+                + "\" has null or unidentifiable data content!");
+        if (!Jalview.isHeadlessMode())
+        {
+          javax.swing.JOptionPane.showInternalMessageDialog(
+                  Desktop.desktop,
+                  MessageManager.getString("label.couldnt_read_data")
+                          + " in " + file + "\n"
+                          + AppletFormatAdapter.SUPPORTED_FORMATS,
+                  MessageManager.getString("label.couldnt_read_data"),
+                  JOptionPane.WARNING_MESSAGE);
+        }
+        return;
       }
       // TODO: cache any stream datasources as a temporary file (eg. PDBs
       // retrieved via URL)
@@ -297,7 +325,8 @@ public class FileLoader implements Runnable
               // open a new source and read from it
               FormatAdapter fa = new FormatAdapter();
               al = fa.readFile(file, protocol, format);
-              source = fa.afile; // keep reference for later if necessary.
+              source = fa.getAlignFile(); // keep reference for later if
+                                          // necessary.
             }
           } catch (java.io.IOException ex)
           {
@@ -313,51 +342,87 @@ public class FileLoader implements Runnable
           }
         }
 
-        if ((al != null) && (al.getHeight() > 0))
+        if ((al != null) && (al.getHeight() > 0) && al.hasValidSequence())
         {
+          // construct and register dataset sequences
           for (SequenceI sq : al.getSequences())
           {
             while (sq.getDatasetSequence() != null)
             {
               sq = sq.getDatasetSequence();
             }
-            if (sq.getPDBId() != null)
+            if (sq.getAllPDBEntries() != null)
             {
-              for (PDBEntry pdbe : (List<PDBEntry>) sq.getPDBId())
+              for (PDBEntry pdbe : sq.getAllPDBEntries())
               {
+                // register PDB entries with desktop's structure selection
+                // manager
                 StructureSelectionManager.getStructureSelectionManager(
                         Desktop.instance).registerPDBEntry(pdbe);
               }
             }
           }
+
+          FeatureSettingsModelI proxyColourScheme = source
+                  .getFeatureColourScheme();
           if (viewport != null)
           {
-            // TODO: create undo object for this JAL-1101
-            for (int i = 0; i < al.getHeight(); i++)
+            if (proxyColourScheme != null)
             {
-              viewport.getAlignment().addSequence(al.getSequenceAt(i));
+              viewport.applyFeaturesStyle(proxyColourScheme);
             }
-            viewport.firePropertyChange("alignment", null, viewport
-                    .getAlignment().getSequences());
+            // append to existing alignment
+            viewport.addAlignment(al, title);
           }
           else
           {
-            alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
-                    AlignFrame.DEFAULT_HEIGHT);
-
-            alignFrame.statusBar.setText(MessageManager.formatMessage(
-                    "label.successfully_loaded_file", new String[]
-                    { title }));
+            // otherwise construct the alignFrame
 
+            if (source instanceof ComplexAlignFile)
+            {
+              ColumnSelection colSel = ((ComplexAlignFile) source)
+                      .getColumnSelection();
+              SequenceI[] hiddenSeqs = ((ComplexAlignFile) source)
+                      .getHiddenSequences();
+              String colourSchemeName = ((ComplexAlignFile) source)
+                      .getGlobalColourScheme();
+              FeaturesDisplayedI fd = ((ComplexAlignFile) source)
+                      .getDisplayedFeatures();
+              alignFrame = new AlignFrame(al, hiddenSeqs, colSel,
+                      AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
+              alignFrame.getViewport().setFeaturesDisplayed(fd);
+              alignFrame.getViewport().setShowSequenceFeatures(
+                      ((ComplexAlignFile) source).isShowSeqFeatures());
+              ColourSchemeI cs = ColourSchemeMapper.getJalviewColourScheme(
+                      colourSchemeName, al);
+              if (cs != null)
+              {
+                alignFrame.changeColour(cs);
+              }
+            }
+            else
+            {
+              alignFrame = new AlignFrame(al, AlignFrame.DEFAULT_WIDTH,
+                      AlignFrame.DEFAULT_HEIGHT);
+              if (source instanceof FeaturesSourceI)
+              {
+                alignFrame.getViewport().setShowSequenceFeatures(true);
+              }
+            }
+            // add metadata and update ui
             if (!protocol.equals(AppletFormatAdapter.PASTE))
             {
               alignFrame.setFileName(file, format);
             }
-            if (source instanceof HtmlFile)
+            if (proxyColourScheme != null)
             {
-              ((HtmlFile) source).LoadAlignmentFeatures(alignFrame);
-
+              alignFrame.getViewport()
+                      .applyFeaturesStyle(proxyColourScheme);
             }
+            alignFrame.statusBar.setText(MessageManager.formatMessage(
+                    "label.successfully_loaded_file",
+                    new String[] { title }));
+
             if (raiseGUI)
             {
               // add the window to the GUI
@@ -385,12 +450,18 @@ public class FileLoader implements Runnable
             Desktop.instance.stopLoading();
           }
 
-          final String errorMessage = "Couldn't load file " + title + "\n"
-                  + error;
-          if (raiseGUI)
+          final String errorMessage = MessageManager
+                  .getString("label.couldnt_load_file")
+                  + " "
+                  + title
+                  + "\n" + error;
+          // TODO: refactor FileLoader to be independent of Desktop / Applet GUI
+          // bits ?
+          if (raiseGUI && Desktop.desktop != null)
           {
             javax.swing.SwingUtilities.invokeLater(new Runnable()
             {
+              @Override
               public void run()
               {
                 JOptionPane.showInternalMessageDialog(Desktop.desktop,
@@ -417,12 +488,13 @@ public class FileLoader implements Runnable
       {
         javax.swing.SwingUtilities.invokeLater(new Runnable()
         {
+          @Override
           public void run()
           {
             javax.swing.JOptionPane.showInternalMessageDialog(
                     Desktop.desktop, MessageManager.formatMessage(
-                            "label.problems_opening_file", new String[]
-                            { file }), MessageManager
+                            "label.problems_opening_file",
+                            new String[] { file }), MessageManager
                             .getString("label.file_open_error"),
                     javax.swing.JOptionPane.WARNING_MESSAGE);
           }
@@ -438,14 +510,15 @@ public class FileLoader implements Runnable
       {
         javax.swing.SwingUtilities.invokeLater(new Runnable()
         {
+          @Override
           public void run()
           {
-            javax.swing.JOptionPane
-                    .showInternalMessageDialog(
-                            Desktop.desktop,
-                            MessageManager.formatMessage("warn.out_of_memory_loading_file", new String[]{file}),
-                            MessageManager.getString("label.out_of_memory"),
-                            javax.swing.JOptionPane.WARNING_MESSAGE);
+            javax.swing.JOptionPane.showInternalMessageDialog(
+                    Desktop.desktop, MessageManager.formatMessage(
+                            "warn.out_of_memory_loading_file", new String[]
+                            { file }), MessageManager
+                            .getString("label.out_of_memory"),
+                    javax.swing.JOptionPane.WARNING_MESSAGE);
           }
         });
       }
@@ -496,6 +569,7 @@ public class FileLoader implements Runnable
    * 
    * @see java.lang.Object#finalize()
    */
+  @Override
   protected void finalize() throws Throwable
   {
     source = null;