2 files changed, 17 insertions, 0 deletions
diff --git a/cpp/src/qpid/framing/SequenceNumberSet.cpp b/cpp/src/qpid/framing/SequenceNumberSet.cpp
index 357b5dabd7..3bee5fb09a 100644
--- a/cpp/src/qpid/framing/SequenceNumberSet.cpp
+++ b/cpp/src/qpid/framing/SequenceNumberSet.cpp
@@ -44,6 +44,22 @@ uint32_t SequenceNumberSet::encodedSize() const
     return 2 /*count*/ + (size() * 4);
 }
 
+SequenceNumberSet SequenceNumberSet::condense() const
+{
+    SequenceNumberSet result;
+    const_iterator last = end();
+    for (const_iterator i = begin(); i != end(); i++) {
+        if (last == end()) {
+            last = i;
+        } else if (*i - *last > 1) {
+            result.push_back(*last);
+            result.push_back(*i);            
+            last = end();
+        }
+    }
+    return result;
+}
+
 namespace qpid{
 namespace framing{
 
diff --git a/cpp/src/qpid/framing/SequenceNumberSet.h b/cpp/src/qpid/framing/SequenceNumberSet.h
index bcf78d4f22..7643d68071 100644
--- a/cpp/src/qpid/framing/SequenceNumberSet.h
+++ b/cpp/src/qpid/framing/SequenceNumberSet.h
@@ -39,6 +39,7 @@ public:
     void encode(Buffer& buffer) const;
     void decode(Buffer& buffer);
     uint32_t encodedSize() const;   
+    SequenceNumberSet condense() const;
 
     friend std::ostream& operator<<(std::ostream&, const SequenceNumberSet&);
 };