Intern low-cardinality statement arguments

[yangtools.git] / yang / yang-parser-impl / src / main / java / org / opendaylight / yangtools / yang / parser / stmt / rfc6020 / YinElementStatementImpl.java

diff --git a/yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/YinElementStatementImpl.java b/yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/YinElementStatementImpl.java
index 6c32110d1cd31c827ff70159083ac75173edb2fc..2d309291c10db17d8cf2af64c04a5066f934b3aa 100644 (file)
--- a/yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/YinElementStatementImpl.java
+++ b/yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/YinElementStatementImpl.java
@@ -48,6 +48,11 @@ public class YinElementStatementImpl extends AbstractDeclaredStatement<Boolean>
             return new YinElementEffectiveStatementImpl(ctx);
         }
 
+        @Override
+        public String internArgument(final String rawArgument) {
+            return Utils.internBoolean(rawArgument);
+        }
+
         @Override
         protected SubstatementValidator getSubstatementValidator() {
             return SUBSTATEMENT_VALIDATOR;