X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FSequenceI.java;h=fc67efd8e49e4db4f8bf1b94cc2835f0757233ae;hb=0b2e0f52baa343973a6c9b1e652ff584ce418fa0;hp=5c779402b1f1b43267c274a1af1fa4d8f2aca142;hpb=c920b3c897f5d20d839a3fc84c2bfa097970b5d1;p=jalview.git

diff --git a/src/jalview/datamodel/SequenceI.java b/src/jalview/datamodel/SequenceI.java
index 5c77940..fc67efd 100755
--- a/src/jalview/datamodel/SequenceI.java
+++ b/src/jalview/datamodel/SequenceI.java
@@ -20,6 +20,7 @@
  */
 package jalview.datamodel;
 
+import java.util.List;
 import java.util.Vector;
 
 import fr.orsay.lri.varna.models.rna.RNA;
@@ -136,10 +137,12 @@ public interface SequenceI
    * create a new sequence object from start to end of this sequence
    * 
    * @param start
-   *          int
+   *          int index for start position
    * @param end
-   *          int
+   *          int index for end position
+   * 
    * @return SequenceI
+   * @note implementations may use getSequence to get the sequence data
    */
   public SequenceI getSubSequence(int start, int end);
 
@@ -188,7 +191,7 @@ public interface SequenceI
    * Returns the sequence position for an alignment position
    * 
    * @param i
-   *          column index in alignment (from 1)
+   *          column index in alignment (from 0..<length)
    * 
    * @return residue number for residue (left of and) nearest ith column
    */
@@ -314,6 +317,8 @@ public interface SequenceI
 
   public AlignmentAnnotation[] getAnnotation();
 
+  public boolean hasAnnotation(AlignmentAnnotation ann);
+
   public void addAlignmentAnnotation(AlignmentAnnotation annotation);
 
   public void removeAlignmentAnnotation(AlignmentAnnotation annotation);
@@ -342,6 +347,17 @@ public interface SequenceI
   public AlignmentAnnotation[] getAnnotation(String label);
 
   /**
+   * Return a list of any annotations which match the given calcId (source) and
+   * label (type). Null values do not match.
+   * 
+   * @param calcId
+   * @param label
+   * @return
+   */
+  public List<AlignmentAnnotation> getAlignmentAnnotations(String calcId,
+          String label);
+
+  /**
    * create a new dataset sequence (if necessary) for this sequence and sets
    * this sequence to refer to it. This call will move any features or
    * references on the sequence onto the dataset. It will also make a duplicate