add fasta extensions

git-svn-id: svn+ssh://svn.internal.sanger.ac.uk/repos/svn/pathsoft/artemis/trunk@15325 ee4ac58c-ac51-4696-9907-e4b3aa274f04

uk/ac/sanger/artemis/io/IndexFastaStream.java

@@ -47,6 +47,12 @@ public class IndexFastaStream extends StreamSequence
   private FastaSequenceIndex fastaIndex;
   private int len;
   private String contig;
+  static {
+    ReferenceSequenceFileFactory.FASTA_EXTENSIONS.add(".dna");
+    ReferenceSequenceFileFactory.FASTA_EXTENSIONS.add(".seq");
+    ReferenceSequenceFileFactory.FASTA_EXTENSIONS.add(".fas");
+    ReferenceSequenceFileFactory.FASTA_EXTENSIONS.add(".ffn");
+  }
   
   public IndexFastaStream(Entry entry)
   {