Add virtual isImported() method to IAttributeVector.

1 files changed, 7 insertions, 1 deletions

diff --git a/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h b/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
index 22e2e46c1e4..79795d94170 100644
--- a/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
+++ b/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
@@ -366,13 +366,19 @@ public:
      */
     virtual bool getIsFastSearch() const = 0;
 
-    /*
+    /**
      * Returns the committed docid limit for the attribute.
      *
      * @return committed docid limit for the attribute.
      */
     virtual uint32_t getCommittedDocIdLimitSlow() const = 0;
 
+    /*
+     * Returns whether the current attribute vector is an imported attribute
+     * vector.
+     */
+    virtual bool isImported() const = 0;
+
     /**
      * Will serialize the values for the documentid in ascending order. The serialized form can be used by memcmp and
      * sortorder will be preserved.