X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fintervalstore%2Fapi%2FIntervalStoreI.java;fp=src%2Fintervalstore%2Fapi%2FIntervalStoreI.java;h=43aea2b7e71f962349450784389f426e93a312ab;hb=b74cdec4b07000bee431a7cca86a948f44d3ffbe;hp=3b0f575c7e689258c8dfe3cc43d495f50f75b37e;hpb=6f2c3b8cb30d8ccf7ff9ab949a7b244f0c415bc1;p=jalview.git

diff --git a/src/intervalstore/api/IntervalStoreI.java b/src/intervalstore/api/IntervalStoreI.java
index 3b0f575..43aea2b 100644
--- a/src/intervalstore/api/IntervalStoreI.java
+++ b/src/intervalstore/api/IntervalStoreI.java
@@ -91,6 +91,30 @@ public interface IntervalStoreI<T extends IntervalI> extends Collection<T>
    */
   boolean revalidate();
 
+  /**
+   * Get the i-th interval, whatever that means to this store.
+   * 
+   * @param i
+   * @return
+   */
   IntervalI get(int i);
 
+  /**
+   * Check to see if this store can check for duplicates while adding.
+   * 
+   * @return
+   */
+  boolean canCheckForDuplicates();
+
+  /**
+   * Add with a check for duplicates, if possible.
+   * 
+   * @param interval
+   * @param checkForDuplicate
+   * @return false only if addition was unsuccessful because there was an
+   *         identical interval already in the store or because the store cannot
+   *         check for duplicates
+   */
+  boolean add(T interval, boolean checkForDuplicate);
+
 }
\ No newline at end of file