Seal YangExpr hierarchy

[yangtools.git] / xpath / yang-xpath-api / src / main / java / org / opendaylight / yangtools / yang / xpath / api / YangConstantExpr.java

diff --git a/xpath/yang-xpath-api/src/main/java/org/opendaylight/yangtools/yang/xpath/api/YangConstantExpr.java b/xpath/yang-xpath-api/src/main/java/org/opendaylight/yangtools/yang/xpath/api/YangConstantExpr.java
index 26336f755a724611c195d97c45f071d0474680f2..ed7d08bb2c493660e7f9592251b0e27d7e41fc61 100644 (file)
--- a/xpath/yang-xpath-api/src/main/java/org/opendaylight/yangtools/yang/xpath/api/YangConstantExpr.java
+++ b/xpath/yang-xpath-api/src/main/java/org/opendaylight/yangtools/yang/xpath/api/YangConstantExpr.java
@@ -18,7 +18,7 @@ import org.opendaylight.yangtools.yang.common.QName;
  * @author Robert Varga
  */
 @Beta
-public interface YangConstantExpr<T> extends YangExpr, Identifiable<QName> {
+public sealed interface YangConstantExpr<T> extends YangExpr, Identifiable<QName> permits YangBooleanConstantExpr {
     /**
      * Return this constant's value.
      *