X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FDBRefEntryI.java;h=2ce7e4a3ed7980ee5a13e00de24edfd7f9093b6c;hb=0da0ed92182d198fd260866ee804eba9035de6b0;hp=490b21a4cf15db4ffd42bf7743afd8b266e229c0;hpb=b92809e042da3d7445392119c159ef8730b8a136;p=jalview.git

diff --git a/src/jalview/api/DBRefEntryI.java b/src/jalview/api/DBRefEntryI.java
index 490b21a..2ce7e4a 100644
--- a/src/jalview/api/DBRefEntryI.java
+++ b/src/jalview/api/DBRefEntryI.java
@@ -73,5 +73,27 @@ public interface DBRefEntryI
    */
   public int getEndRes();
 
+  /**
+   * access a mapping, if present that can be used to map positions from the
+   * associated dataset sequence to the DBRef's sequence frame.
+   * 
+   * @return null or a valid mapping.
+   */
   public Mapping getMap();
+
+  /**
+   * Answers true if this object is either equivalent to, or can be 'improved'
+   * by, the given entry. Specifically, answers true if
+   * <ul>
+   * <li>source and accession are identical</li>
+   * <li>version is identical, or this version is of the format "someSource:0",
+   * in which case the version for the other entry replaces it</li>
+   * <li>mappings are not compared but if this entry has no mapping, replace
+   * with that for the other entry</li>
+   * </ul>
+   * 
+   * @param otherEntry
+   * @return
+   */
+  public boolean updateFrom(DBRefEntryI otherEntry);
 }