From 3ee0ddbd50e6a0fb9f04c00bf845288a5a137f2f Mon Sep 17 00:00:00 2001
From: Jim Procter <jprocter@dundee.ac.uk>
Date: Thu, 27 Nov 2014 15:58:51 +0000
Subject: [PATCH] JAL-1177 JAL-905 cannot recover sequences from dataset if
 dataset is currently being recovered

---
 src/jalview/gui/Jalview2XML.java |   19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/jalview/gui/Jalview2XML.java b/src/jalview/gui/Jalview2XML.java
index d56a0dd..d003cb0 100644
--- a/src/jalview/gui/Jalview2XML.java
+++ b/src/jalview/gui/Jalview2XML.java
@@ -498,7 +498,7 @@ public class Jalview2XML
     for (String dssids : dsses.keySet())
     {
       AlignFrame _af = dsses.get(dssids);
-      String jfileName = MessageManager.formatMessage("label.dataset_for", new String[]{fileName,_af.getTitle()});
+      String jfileName = fileName + " Dataset for " + _af.getTitle();
       if (!jfileName.endsWith(".xml"))
       {
         jfileName = jfileName + ".xml";
@@ -2313,7 +2313,10 @@ public class Jalview2XML
     }
     else
     {
-      recoverDatasetFor(vamsasSet, al);
+      // recover dataset - passing on flag indicating if this a 'viewless'
+      // sequence set (a.k.a. a stored dataset for the project)
+      recoverDatasetFor(vamsasSet, al, object.getJalviewModelSequence()
+              .getViewportCount() == 0);
     }
     // ///////////////////////////////
 
@@ -3985,7 +3988,8 @@ public class Jalview2XML
     }
   }
 
-  private void recoverDatasetFor(SequenceSet vamsasSet, Alignment al)
+  private void recoverDatasetFor(SequenceSet vamsasSet, Alignment al,
+          boolean ignoreUnrefed)
   {
     jalview.datamodel.Alignment ds = getDatasetFor(vamsasSet.getDatasetId());
     Vector dseqs = null;
@@ -3997,7 +4001,7 @@ public class Jalview2XML
     for (int i = 0, iSize = vamsasSet.getSequenceCount(); i < iSize; i++)
     {
       Sequence vamsasSeq = vamsasSet.getSequence(i);
-      ensureJalviewDatasetSequence(vamsasSeq, ds, dseqs);
+      ensureJalviewDatasetSequence(vamsasSeq, ds, dseqs, ignoreUnrefed);
     }
     // create a new dataset
     if (ds == null)
@@ -4026,7 +4030,7 @@ public class Jalview2XML
    *          vector to add new dataset sequence to
    */
   private void ensureJalviewDatasetSequence(Sequence vamsasSeq,
-          AlignmentI ds, Vector dseqs)
+          AlignmentI ds, Vector dseqs, boolean ignoreUnrefed)
   {
     // JBP TODO: Check this is called for AlCodonFrames to support recovery of
     // xRef Codon Maps
@@ -4037,7 +4041,10 @@ public class Jalview2XML
     {
       dsq = sq.getDatasetSequence();
     }
-
+    if (sq == null && ignoreUnrefed)
+    {
+      return;
+    }
     String sqid = vamsasSeq.getDsseqid();
     if (dsq == null)
     {
-- 
1.7.10.2