add new API

* declare new required method in attribute vector interface.

1 files changed, 12 insertions, 1 deletions

diff --git a/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h b/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
index c432606f7f0..08bb3153838 100644
--- a/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
+++ b/searchcommon/src/vespa/searchcommon/attribute/iattributevector.h
@@ -2,6 +2,7 @@
 
 #pragma once
 
+#include <vector>
 #include "collectiontype.h"
 #include "basictype.h"
 #include <vespa/searchcommon/common/iblobconverter.h>
@@ -251,6 +252,16 @@ public:
     virtual bool findEnum(const char * value, EnumHandle & e) const = 0;
 
     /**
+     * Finds all enum values matching the given string value.
+     * This method will only have effect if @ref getBasicType() returns BasicType::STRING and
+     * @ref hasEnum() returns true.
+     *
+     * @param value the string value to lookup.
+     * @return vector of EnumHandles, size 0 if no match found.
+     **/
+    virtual std::vector<EnumHandle> findFoldedEnums(const char * value) const = 0;
+
+    /**
      * Given an enum handle, returns the string it refers to.
      * This method will only have effect if @ref getBasicType() returns BasicType::STRING and
      * @ref hasEnum() returns true.
@@ -427,6 +438,6 @@ private:
 
 };
 
-} // namespace fef
+} // namespace attribute
 } // namespace search