[ONOS-4242] Capability support for wide community

Change-Id: Ib29a4aeddde863d3ecf281cea8d31c6a945834bd
diff --git a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
index 99c5c82..f762852 100644
--- a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
+++ b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/BgpOpenMsg.java
@@ -139,6 +139,15 @@
          */
         Builder setVpnFlowSpecCapabilityTlv(boolean isVpnFlowSpecCapabilitySet);
 
+        /**
+         * Sets flow specification route distribution policy capability and return its builder.
+         *
+         * @param isFlowSpecRpdCapabilitySet boolean value to know whether flow spec RPD capability is set or not
+         *
+         * @return builder by setting capabilities
+         */
+        Builder setFlowSpecRpdCapabilityTlv(boolean isFlowSpecRpdCapabilitySet);
+
         @Override
         Builder setHeader(BgpHeader bgpMsgHeader);
     }