JAL-3829 tests need to wait for dialog to be closed and background processes to finis...
[jalview.git] / src / jalview / gui / StructureChooser.java
index 99f71dd..82ad03b 100644 (file)
 
 package jalview.gui;
 
+import java.awt.event.ItemEvent;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.concurrent.Executors;
+
+import javax.swing.JCheckBox;
+import javax.swing.JComboBox;
+import javax.swing.JLabel;
+import javax.swing.JTable;
+import javax.swing.SwingUtilities;
+import javax.swing.table.AbstractTableModel;
+
 import jalview.api.structures.JalviewStructureDisplayI;
 import jalview.bin.Cache;
 import jalview.bin.Jalview;
-import jalview.datamodel.DBRefEntry;
-import jalview.datamodel.DBRefSource;
 import jalview.datamodel.PDBEntry;
 import jalview.datamodel.SequenceI;
 import jalview.fts.api.FTSData;
 import jalview.fts.api.FTSDataColumnI;
 import jalview.fts.api.FTSRestClientI;
+import jalview.fts.core.FTSDataColumnPreferences;
 import jalview.fts.core.FTSRestRequest;
 import jalview.fts.core.FTSRestResponse;
 import jalview.fts.service.pdb.PDBFTSRestClient;
+import jalview.gui.structurechooser.PDBStructureChooserQuerySource;
+import jalview.gui.structurechooser.StructureChooserQuerySource;
+import jalview.gui.structurechooser.ThreeDBStructureChooserQuerySource;
 import jalview.io.DataSourceType;
+import jalview.jbgui.FilterOption;
 import jalview.jbgui.GStructureChooser;
-import jalview.jbgui.GStructureChooser.FilterOption;
 import jalview.structure.StructureMapping;
 import jalview.structure.StructureSelectionManager;
 import jalview.util.MessageManager;
 import jalview.ws.DBRefFetcher;
+import jalview.ws.seqfetcher.DbSourceProxy;
 import jalview.ws.sifts.SiftsSettings;
 
-import java.awt.event.ItemEvent;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Objects;
-import java.util.Set;
-import java.util.Vector;
-
-import javax.swing.JCheckBox;
-import javax.swing.JComboBox;
-import javax.swing.JLabel;
-import javax.swing.JTable;
-import javax.swing.SwingUtilities;
-import javax.swing.table.AbstractTableModel;
-
 /**
  * Provides the behaviors for the Structure chooser Panel
  * 
@@ -80,7 +81,13 @@ public class StructureChooser extends GStructureChooser
 
   private Collection<FTSData> discoveredStructuresSet;
 
-  private StructureChooserQuerySource data = StructureChooserQuerySource.getPDBfts();
+  private StructureChooserQuerySource data;
+
+  @Override
+  protected FTSDataColumnPreferences getFTSDocFieldPrefs()
+  {
+    return data.getDocFieldPrefs();
+  }
 
   private String selectedPdbFileName;
 
@@ -88,16 +95,24 @@ public class StructureChooser extends GStructureChooser
 
   private boolean cachedPDBExists;
 
+  private Collection<FTSData> lastDiscoveredStructuresSet;
+
   private static StructureViewer lastTargetedView = null;
 
   public StructureChooser(SequenceI[] selectedSeqs, SequenceI selectedSeq,
           AlignmentPanel ap)
   {
+    // which FTS engine to use
+    data = StructureChooserQuerySource
+            .getQuerySourceFor(selectedSeqs);
+    initDialog();
+    
     this.ap = ap;
     this.selectedSequence = selectedSeq;
     this.selectedSequences = selectedSeqs;
     this.progressIndicator = (ap == null) ? null : ap.alignFrame;
     init();
+    
   }
 
   /**
@@ -112,13 +127,26 @@ public class StructureChooser extends GStructureChooser
 
     chk_superpose.setSelected(Cache.getDefault(AUTOSUPERIMPOSE, true));
 
-    // ensure a filter option is in force for search
-    populateFilterComboBox(true, cachedPDBExists);
-    Thread discoverPDBStructuresThread = new Thread(new Runnable()
+    final Runnable discoverPDBStructures = new Runnable()
     {
       @Override
       public void run()
       {
+        // check which FTS engine to use
+        data = StructureChooserQuerySource
+                .getQuerySourceFor(selectedSequences);
+
+        // ensure a filter option is in force for search
+        populateFilterComboBox(true, cachedPDBExists);
+
+        // looks for any existing structures already loaded
+        // for the sequences (the cached ones)
+        // then queries the StructureChooserQuerySource to
+        // discover more structures.
+        //
+        // Possible optimisation is to only begin querying
+        // the structure chooser if there are no cached structures.
+
         long startTime = System.currentTimeMillis();
         updateProgressIndicator(MessageManager
                 .getString("status.loading_cached_pdb_entries"), startTime);
@@ -134,8 +162,80 @@ public class StructureChooser extends GStructureChooser
         mainFrame.setVisible(true);
         updateCurrentView();
       }
-    });
-    discoverPDBStructuresThread.start();
+    };
+    final List<SequenceI> seqsWithoutSourceDBRef = new ArrayList<SequenceI>();
+
+    final Runnable discoverCanonicalDBrefs = new Runnable()
+    {
+      @Override
+      public void run()
+      {
+        long progressId = System.currentTimeMillis();
+
+        int y = seqsWithoutSourceDBRef.size();
+        
+        setProgressBar(MessageManager.formatMessage(
+                "status.fetching_dbrefs_for_sequences_without_valid_refs",
+                y), progressId);
+        SequenceI[] seqWithoutSrcDBRef = seqsWithoutSourceDBRef
+                .toArray(new SequenceI[y]);
+        
+        DBRefFetcher dbRefFetcher = new DBRefFetcher(seqWithoutSrcDBRef,
+                progressBar, new DbSourceProxy[]
+                { new jalview.ws.dbsources.Uniprot() },
+                null, false);
+        
+        dbRefFetcher.fetchDBRefs(true);
+
+        setProgressBar("Fetch complete.", progressId); // todo i18n
+
+        Executors.defaultThreadFactory().newThread(discoverPDBStructures).start();
+      }
+    };
+
+    Executors.defaultThreadFactory().newThread(new Runnable()
+    {
+      public void run()
+      {
+
+        for (SequenceI seq : selectedSequences)
+        {
+          if (seq.isProtein())
+          {
+            int dbRef = ThreeDBStructureChooserQuerySource
+                    .checkUniprotRefs(seq.getDBRefs());
+            if (dbRef < 0)
+            {
+              if (seq.getAllPDBEntries()==null && seq.getAllPDBEntries().size()==0)
+              {
+                seqsWithoutSourceDBRef.add(seq);
+              }
+            }
+          }
+        }
+        // retrieve database refs for protein sequences
+        if (!seqsWithoutSourceDBRef.isEmpty())
+        {
+          // need cancel and no to result in the discoverPDB action - mocked is 'cancel'
+          JvOptionPane.newOptionDialog(Desktop.getDesktop())
+                  .setResponseHandler(JvOptionPane.OK_OPTION, discoverCanonicalDBrefs)
+                  .setResponseHandler(JvOptionPane.CANCEL_OPTION, discoverPDBStructures)
+                  .setResponseHandler(JvOptionPane.NO_OPTION, discoverPDBStructures)
+                  .showDialog(MessageManager.formatMessage("label.fetch_references_for",
+                          seqsWithoutSourceDBRef.size()), MessageManager.getString(
+                          "label.fetch_uniprot_references"),
+                          JvOptionPane.YES_NO_OPTION,
+                          JvOptionPane.PLAIN_MESSAGE, null, new Object[]
+                          { MessageManager.getString("action.ok"),
+                              MessageManager.getString("action.cancel") },
+                          MessageManager.getString("action.ok"));
+        } else {
+          // get structures directly
+          Executors.defaultThreadFactory().newThread(discoverPDBStructures).start();
+        }
+      };
+    }).start();;
+
   }
 
   /**
@@ -162,8 +262,7 @@ public class StructureChooser extends GStructureChooser
 
         if (view.isLinkedWith(ap))
         {
-          targetView.insertItemAt(viewHandler,
-                  linkedViewsAt++);
+          targetView.insertItemAt(viewHandler, linkedViewsAt++);
         }
         else
         {
@@ -214,7 +313,7 @@ public class StructureChooser extends GStructureChooser
   void fetchStructuresMetaData()
   {
     long startTime = System.currentTimeMillis();
-    Collection<FTSDataColumnI> wantedFields = pdbDocFieldPrefs
+    Collection<FTSDataColumnI> wantedFields = data.getDocFieldPrefs()
             .getStructureSummaryFields();
 
     discoveredStructuresSet = new LinkedHashSet<>();
@@ -222,14 +321,21 @@ public class StructureChooser extends GStructureChooser
 
     FilterOption selectedFilterOpt = ((FilterOption) cmb_filterOption
             .getSelectedItem());
-    
+
     for (SequenceI seq : selectedSequences)
     {
 
       FTSRestResponse resultList;
       try
       {
-        resultList = data.fetchStructuresMetaData(seq, wantedFields, selectedFilterOpt, !chk_invertFilter.isSelected());
+        resultList = data.fetchStructuresMetaData(seq, wantedFields,
+                selectedFilterOpt, !chk_invertFilter.isSelected());
+        // null response means the FTSengine didn't yield a query for this
+        // consider designing a special exception if we really wanted to be OOCrazy
+        if (resultList==null)
+        {
+          continue;
+        }
       } catch (Exception e)
       {
         e.printStackTrace();
@@ -249,8 +355,11 @@ public class StructureChooser extends GStructureChooser
     if (discoveredStructuresSet != null
             && !discoveredStructuresSet.isEmpty())
     {
-      getResultTable().setModel(data.getTableModel(discoveredStructuresSet));
+      getResultTable()
+              .setModel(data.getTableModel(discoveredStructuresSet));
+      
       noOfStructuresFound = discoveredStructuresSet.size();
+      lastDiscoveredStructuresSet=discoveredStructuresSet;
       mainFrame.setTitle(MessageManager.formatMessage(
               "label.structure_chooser_no_of_structures",
               noOfStructuresFound, totalTime));
@@ -306,24 +415,25 @@ public class StructureChooser extends GStructureChooser
   {
     Thread filterThread = new Thread(new Runnable()
     {
+
       @Override
       public void run()
       {
         long startTime = System.currentTimeMillis();
         lbl_loading.setVisible(true);
-        Collection<FTSDataColumnI> wantedFields = pdbDocFieldPrefs
+        Collection<FTSDataColumnI> wantedFields = data.getDocFieldPrefs()
                 .getStructureSummaryFields();
         Collection<FTSData> filteredResponse = new HashSet<>();
         HashSet<String> errors = new HashSet<>();
 
         for (SequenceI seq : selectedSequences)
         {
-          
+
           FTSRestResponse resultList;
           try
           {
-            resultList = data.selectFirstRankedQuery(seq, wantedFields, fieldToFilterBy,
-                    !chk_invertFilter.isSelected());
+            resultList = data.selectFirstRankedQuery(seq, discoveredStructuresSet,wantedFields,
+                    fieldToFilterBy, !chk_invertFilter.isSelected());
 
           } catch (Exception e)
           {
@@ -346,8 +456,9 @@ public class StructureChooser extends GStructureChooser
           Collection<FTSData> reorderedStructuresSet = new LinkedHashSet<>();
           reorderedStructuresSet.addAll(filteredResponse);
           reorderedStructuresSet.addAll(discoveredStructuresSet);
-          getResultTable().setModel(data.getTableModel(reorderedStructuresSet));
-
+          getResultTable()
+                  .setModel(data.getTableModel(reorderedStructuresSet));
+          
           FTSRestResponse.configureTableColumn(getResultTable(),
                   wantedFields, tempUserPrefs);
           getResultTable().getColumn("Ref Sequence").setPreferredWidth(120);
@@ -390,7 +501,8 @@ public class StructureChooser extends GStructureChooser
   @Override
   protected void pdbFromFile_actionPerformed()
   {
-    // TODO: JAL-3048 not needed for Jalview-JS until JSmol dep and StructureChooser
+    // TODO: JAL-3048 not needed for Jalview-JS until JSmol dep and
+    // StructureChooser
     // works
     jalview.io.JalviewFileChooser chooser = new jalview.io.JalviewFileChooser(
             jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
@@ -418,46 +530,57 @@ public class StructureChooser extends GStructureChooser
   protected void populateFilterComboBox(boolean haveData,
           boolean cachedPDBExist)
   {
+    populateFilterComboBox(haveData, cachedPDBExist, null);
+  }
+  /**
+   * Populates the filter combo-box options dynamically depending on discovered
+   * structures
+   */
+  protected void populateFilterComboBox(boolean haveData,
+          boolean cachedPDBExist, FilterOption lastSel)
+  {
+    
     /*
      * temporarily suspend the change listener behaviour
      */
     cmb_filterOption.removeItemListener(this);
-
+    int selSet=-1;
     cmb_filterOption.removeAllItems();
     if (haveData)
     {
-      cmb_filterOption.addItem(new FilterOption(
-              MessageManager.getString("label.best_quality"),
-              "overall_quality", VIEWS_FILTER, false));
-      cmb_filterOption.addItem(new FilterOption(
-              MessageManager.getString("label.best_resolution"),
-              "resolution", VIEWS_FILTER, false));
-      cmb_filterOption.addItem(new FilterOption(
-              MessageManager.getString("label.most_protein_chain"),
-              "number_of_protein_chains", VIEWS_FILTER, false));
-      cmb_filterOption.addItem(new FilterOption(
-              MessageManager.getString("label.most_bound_molecules"),
-              "number_of_bound_molecules", VIEWS_FILTER, false));
-      cmb_filterOption.addItem(new FilterOption(
-              MessageManager.getString("label.most_polymer_residues"),
-              "number_of_polymer_residues", VIEWS_FILTER, true));
+      List<FilterOption> filters = data.getAvailableFilterOptions(VIEWS_FILTER);
+      data.updateAvailableFilterOptions(VIEWS_FILTER, filters, lastDiscoveredStructuresSet);
+      int p=0;
+      for (FilterOption filter:filters)
+      {
+        if (lastSel!=null && filter.equals(lastSel)) {
+          selSet=p;
+        }
+        p++;
+        cmb_filterOption.addItem(filter);
+      }
     }
     cmb_filterOption.addItem(
             new FilterOption(MessageManager.getString("label.enter_pdb_id"),
-                    "-", VIEWS_ENTER_ID, false));
+                    "-", VIEWS_ENTER_ID, false,null));
     cmb_filterOption.addItem(
             new FilterOption(MessageManager.getString("label.from_file"),
-                    "-", VIEWS_FROM_FILE, false));
+                    "-", VIEWS_FROM_FILE, false,null));
 
     if (cachedPDBExist)
     {
       FilterOption cachedOption = new FilterOption(
-              MessageManager.getString("label.cached_structures"),
-              "-", VIEWS_LOCAL_PDB, false);
+              MessageManager.getString("label.cached_structures"), "-",
+              VIEWS_LOCAL_PDB, false,null);
       cmb_filterOption.addItem(cachedOption);
-      cmb_filterOption.setSelectedItem(cachedOption);
+      if (selSet==-1) {
+        cmb_filterOption.setSelectedItem(cachedOption);
+      }
+    }
+    if (selSet>-1)
+    {
+      cmb_filterOption.setSelectedIndex(selSet);
     }
-
     cmb_filterOption.addItemListener(this);
   }
 
@@ -476,8 +599,18 @@ public class StructureChooser extends GStructureChooser
     if (selectedFilterOpt.getView() == VIEWS_FILTER)
     {
       mainFrame.setTitle(filterTitle);
-      chk_invertFilter.setVisible(true);
-      filterResultSet(selectedFilterOpt.getValue());
+      // TDB Query has no invert as yet
+      chk_invertFilter.setVisible(selectedFilterOpt.getQuerySource() instanceof PDBStructureChooserQuerySource);
+      
+      if (data!=selectedFilterOpt.getQuerySource() || data.needsRefetch(selectedFilterOpt)) 
+      {
+        data = selectedFilterOpt.getQuerySource();
+        // rebuild the views completely, since prefs will also change
+        tabRefresh();
+        return;
+      } else {
+        filterResultSet(selectedFilterOpt.getValue());
+      }
     }
     else if (selectedFilterOpt.getView() == VIEWS_ENTER_ID
             || selectedFilterOpt.getView() == VIEWS_FROM_FILE)
@@ -674,7 +807,7 @@ public class StructureChooser extends GStructureChooser
     }
     return found;
   }
-  
+
   /**
    * Handles the 'New View' action
    */
@@ -719,37 +852,11 @@ public class StructureChooser extends GStructureChooser
 
         if (currentView == VIEWS_FILTER)
         {
-          int pdbIdColIndex = restable.getColumn("PDB Id")
-                  .getModelIndex();
-          int refSeqColIndex = restable.getColumn("Ref Sequence")
-                  .getModelIndex();
           int[] selectedRows = restable.getSelectedRows();
           PDBEntry[] pdbEntriesToView = new PDBEntry[selectedRows.length];
-          int count = 0;
           List<SequenceI> selectedSeqsToView = new ArrayList<>();
-          for (int row : selectedRows)
-          {
-            String pdbIdStr = restable
-                    .getValueAt(row, pdbIdColIndex).toString();
-            SequenceI selectedSeq = (SequenceI) restable
-                    .getValueAt(row, refSeqColIndex);
-            selectedSeqsToView.add(selectedSeq);
-            PDBEntry pdbEntry = selectedSeq.getPDBEntry(pdbIdStr);
-            if (pdbEntry == null)
-            {
-              pdbEntry = getFindEntry(pdbIdStr,
-                      selectedSeq.getAllPDBEntries());
-            }
+          pdbEntriesToView = data.collectSelectedRows(restable,selectedRows,selectedSeqsToView);
 
-            if (pdbEntry == null)
-            {
-              pdbEntry = new PDBEntry();
-              pdbEntry.setId(pdbIdStr);
-              pdbEntry.setType(PDBEntry.Type.PDB);
-              selectedSeq.getDatasetSequence().addPDBId(pdbEntry);
-            }
-            pdbEntriesToView[count++] = pdbEntry;
-          }
           SequenceI[] selectedSeqs = selectedSeqsToView
                   .toArray(new SequenceI[selectedSeqsToView.size()]);
           sViewer = launchStructureViewer(ssm, pdbEntriesToView, ap,
@@ -767,8 +874,8 @@ public class StructureChooser extends GStructureChooser
           List<SequenceI> selectedSeqsToView = new ArrayList<>();
           for (int row : selectedRows)
           {
-            PDBEntry pdbEntry = (PDBEntry) tbl_local_pdb.getValueAt(row,
-                    pdbIdColIndex);
+            PDBEntry pdbEntry = ((PDBEntryTableModel) tbl_local_pdb.getModel()).getPDBEntryAt(row).getPdbEntry();
+            
             pdbEntriesToView[count++] = pdbEntry;
             SequenceI selectedSeq = (SequenceI) tbl_local_pdb
                     .getValueAt(row, refSeqColIndex);
@@ -823,10 +930,8 @@ public class StructureChooser extends GStructureChooser
                           DataSourceType.FILE, selectedSequence, true,
                           Desktop.instance);
 
-          sViewer = launchStructureViewer(
-                  ssm, new PDBEntry[]
-                  { fileEntry }, ap,
-                  new SequenceI[]
+          sViewer = launchStructureViewer(ssm, new PDBEntry[] { fileEntry },
+                  ap, new SequenceI[]
                   { selectedSequence });
         }
         SwingUtilities.invokeLater(new Runnable()
@@ -859,21 +964,6 @@ public class StructureChooser extends GStructureChooser
     }
   }
 
-  private PDBEntry getFindEntry(String id, Vector<PDBEntry> pdbEntries)
-  {
-    Objects.requireNonNull(id);
-    Objects.requireNonNull(pdbEntries);
-    PDBEntry foundEntry = null;
-    for (PDBEntry entry : pdbEntries)
-    {
-      if (entry.getId().equalsIgnoreCase(id))
-      {
-        return entry;
-      }
-    }
-    return foundEntry;
-  }
-
   /**
    * Answers a structure viewer (new or existing) configured to superimpose
    * added structures or not according to the user's choice
@@ -881,8 +971,7 @@ public class StructureChooser extends GStructureChooser
    * @param ssm
    * @return
    */
-  StructureViewer getTargetedStructureViewer(
-          StructureSelectionManager ssm)
+  StructureViewer getTargetedStructureViewer(StructureSelectionManager ssm)
   {
     Object sv = targetView.getSelectedItem();
 
@@ -899,8 +988,7 @@ public class StructureChooser extends GStructureChooser
    * @return
    */
   private StructureViewer launchStructureViewer(
-          StructureSelectionManager ssm,
-          final PDBEntry[] pdbEntriesToView,
+          StructureSelectionManager ssm, final PDBEntry[] pdbEntriesToView,
           final AlignmentPanel alignPanel, SequenceI[] sequences)
   {
     long progressId = sequences.hashCode();
@@ -963,8 +1051,9 @@ public class StructureChooser extends GStructureChooser
     }
     if (pdbEntriesToView.length > 1)
     {
-      setProgressBar(MessageManager.getString(
-              "status.fetching_3d_structures_for_selected_entries"),
+      setProgressBar(
+              MessageManager.getString(
+                      "status.fetching_3d_structures_for_selected_entries"),
               progressId);
       theViewer.viewStructures(pdbEntriesToView, sequences, alignPanel);
     }
@@ -972,7 +1061,7 @@ public class StructureChooser extends GStructureChooser
     {
       setProgressBar(MessageManager.formatMessage(
               "status.fetching_3d_structures_for",
-              pdbEntriesToView[0].getId()),progressId);
+              pdbEntriesToView[0].getId()), progressId);
       theViewer.viewStructures(pdbEntriesToView[0], sequences, alignPanel);
     }
     setProgressBar(null, progressId);
@@ -1017,7 +1106,8 @@ public class StructureChooser extends GStructureChooser
             && !discoveredStructuresSet.isEmpty();
   }
 
-  protected int PDB_ID_MIN = 3;// or: (Jalview.isJS() ? 3 : 1); // Bob proposes this. 
+  protected int PDB_ID_MIN = 3;// or: (Jalview.isJS() ? 3 : 1); // Bob proposes
+                               // this.
   // Doing a search for "1" or "1c" is valuable?
   // Those work but are enormously slow.
 
@@ -1025,53 +1115,54 @@ public class StructureChooser extends GStructureChooser
   protected void txt_search_ActionPerformed()
   {
     String text = txt_search.getText().trim();
-       if (text.length() >= PDB_ID_MIN) 
-    new Thread()
-    {
-
-       @Override
-      public void run()
+    if (text.length() >= PDB_ID_MIN)
+      new Thread()
       {
-        errorWarning.setLength(0);
-        isValidPBDEntry = false;
-        if (text.length() > 0)
+
+        @Override
+        public void run()
         {
-          // TODO move this pdb id search into the PDB specific FTSSearchEngine 
-          // for moment, it will work fine as is because it is self-contained
-          String searchTerm = text.toLowerCase();
-          searchTerm = searchTerm.split(":")[0];
-          // System.out.println(">>>>> search term : " + searchTerm);
-          List<FTSDataColumnI> wantedFields = new ArrayList<>();
-          FTSRestRequest pdbRequest = new FTSRestRequest();
-          pdbRequest.setAllowEmptySeq(false);
-          pdbRequest.setResponseSize(1);
-          pdbRequest.setFieldToSearchBy("(pdb_id:");
-          pdbRequest.setWantedFields(wantedFields);
-          pdbRequest.setSearchTerm(searchTerm + ")");
-          pdbRequest.setAssociatedSequence(selectedSequence);
-          FTSRestClientI pdbRestClient = PDBFTSRestClient.getInstance();
-          wantedFields.add(pdbRestClient.getPrimaryKeyColumn());
-          FTSRestResponse resultList;
-          try
+          errorWarning.setLength(0);
+          isValidPBDEntry = false;
+          if (text.length() > 0)
           {
-            resultList = pdbRestClient.executeRequest(pdbRequest);
-          } catch (Exception e)
-          {
-            errorWarning.append(e.getMessage());
-            return;
-          } finally
-          {
-            validateSelections();
-          }
-          if (resultList.getSearchSummary() != null
-                  && resultList.getSearchSummary().size() > 0)
-          {
-            isValidPBDEntry = true;
+            // TODO move this pdb id search into the PDB specific
+            // FTSSearchEngine
+            // for moment, it will work fine as is because it is self-contained
+            String searchTerm = text.toLowerCase();
+            searchTerm = searchTerm.split(":")[0];
+            // System.out.println(">>>>> search term : " + searchTerm);
+            List<FTSDataColumnI> wantedFields = new ArrayList<>();
+            FTSRestRequest pdbRequest = new FTSRestRequest();
+            pdbRequest.setAllowEmptySeq(false);
+            pdbRequest.setResponseSize(1);
+            pdbRequest.setFieldToSearchBy("(pdb_id:");
+            pdbRequest.setWantedFields(wantedFields);
+            pdbRequest.setSearchTerm(searchTerm + ")");
+            pdbRequest.setAssociatedSequence(selectedSequence);
+            FTSRestClientI pdbRestClient = PDBFTSRestClient.getInstance();
+            wantedFields.add(pdbRestClient.getPrimaryKeyColumn());
+            FTSRestResponse resultList;
+            try
+            {
+              resultList = pdbRestClient.executeRequest(pdbRequest);
+            } catch (Exception e)
+            {
+              errorWarning.append(e.getMessage());
+              return;
+            } finally
+            {
+              validateSelections();
+            }
+            if (resultList.getSearchSummary() != null
+                    && resultList.getSearchSummary().size() > 0)
+            {
+              isValidPBDEntry = true;
+            }
           }
+          validateSelections();
         }
-        validateSelections();
-      }
-    }.start();
+      }.start();
   }
 
   @Override
@@ -1085,6 +1176,8 @@ public class StructureChooser extends GStructureChooser
         public void run()
         {
           fetchStructuresMetaData();
+          //populateFilterComboBox(true, cachedPDBExists);
+
           filterResultSet(
                   ((FilterOption) cmb_filterOption.getSelectedItem())
                           .getValue());
@@ -1141,7 +1234,7 @@ public class StructureChooser extends GStructureChooser
         value = entry.getSequence();
         break;
       case 1:
-        value = entry.getPdbEntry();
+        value = entry.getQualifiedId();
         break;
       case 2:
         value = entry.getPdbEntry().getChainCode() == null ? "_"
@@ -1182,6 +1275,15 @@ public class StructureChooser extends GStructureChooser
       this.pdbEntry = pdbEntry;
     }
 
+    public String getQualifiedId()
+    {
+      if (pdbEntry.hasProvider())
+      {
+        return pdbEntry.getProvider()+":"+pdbEntry.getId();
+      } 
+      return pdbEntry.toString();
+    }
+
     public SequenceI getSequence()
     {
       return sequence;
@@ -1218,4 +1320,22 @@ public class StructureChooser extends GStructureChooser
   {
     return sViewer == null ? null : sViewer.sview;
   }
+
+  @Override
+  protected void setFTSDocFieldPrefs(FTSDataColumnPreferences newPrefs)
+  {
+    data.setDocFieldPrefs(newPrefs);
+    
+  }
+
+  /**
+   * 
+   * @return true when all initialisation threads have finished and dialog is visible
+   */
+  public boolean isDialogVisible()
+  {
+    return mainFrame != null && data != null && cmb_filterOption != null
+            && mainFrame.isVisible()
+            && cmb_filterOption.getSelectedItem() != null;
+  }
 }