X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FJalviewFileFilter.java;h=f19e5ea071d50b782002eaf382f659f674a5ddd5;hb=6813ed412a7820a1695905e9d7608d520b9f45ac;hp=85ac084ad9d5068aee5c65199197d1154f7241e2;hpb=e67588afd890cb74a529a4f69c076456725fead7;p=jalview.git

diff --git a/src/jalview/io/JalviewFileFilter.java b/src/jalview/io/JalviewFileFilter.java
index 85ac084..f19e5ea 100755
--- a/src/jalview/io/JalviewFileFilter.java
+++ b/src/jalview/io/JalviewFileFilter.java
@@ -15,26 +15,27 @@ public class JalviewFileFilter extends FileFilter
       private String fullDescription = "full description";
       private boolean useExtensionsInDescription = true;
 
-      public JalviewFileFilter() {
-          this.filters = new Hashtable();
-      }
-
-      public JalviewFileFilter(String extension) {
-          this(extension,null);
-      }
 
       public JalviewFileFilter(String extension, String description) {
-          this();
-          if(extension!=null) addExtension(extension);
-           if(description!=null) setDescription(description);
+
+       StringTokenizer st = new StringTokenizer(extension, ",");
+       while(st.hasMoreElements())
+       {
+         addExtension(st.nextToken().trim());
+       }
+       setDescription(description);
       }
 
       public JalviewFileFilter(String[] filts) {
           this(filts, null);
       }
 
+      public String getAcceptableExtension()
+      {
+        return filters.keys().nextElement().toString();
+      }
+
       public JalviewFileFilter(String[] filts, String description) {
-          this();
           for (int i = 0; i < filts.length; i++) {
               // add filters one by one
               addExtension(filts[i]);