1 files changed, 7 insertions, 0 deletions
diff --git a/cpp/src/qpid/broker/DirectExchange.cpp b/cpp/src/qpid/broker/DirectExchange.cpp
index 2fa7ce0fc5..c56a1da6cc 100644
--- a/cpp/src/qpid/broker/DirectExchange.cpp
+++ b/cpp/src/qpid/broker/DirectExchange.cpp
@@ -199,3 +199,10 @@ bool DirectExchange::isBound(Queue::shared_ptr queue, const string* const routin
 DirectExchange::~DirectExchange() {}
 
 const std::string DirectExchange::typeName("direct");
+
+// DataSource interface - used to write persistence data to async store
+// TODO: kpvdr: implement
+uint64_t DirectExchange::getSize() {
+    return 0;
+}
+void DirectExchange::write(char* /*target*/) {}