1 files changed, 116 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/framing/frame_functors.h b/qpid/cpp/src/qpid/framing/frame_functors.h
new file mode 100644
index 0000000000..d2064d6a57
--- /dev/null
+++ b/qpid/cpp/src/qpid/framing/frame_functors.h
@@ -0,0 +1,116 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+#include <string>
+#include <ostream>
+#include <iostream>
+#include "qpid/framing/amqp_framing.h"
+#include "qpid/framing/AMQFrame.h"
+#include "qpid/framing/Buffer.h"
+
+#ifndef _frame_functors_
+#define _frame_functors_
+
+namespace qpid {
+namespace framing {
+
+class SumFrameSize
+{
+    uint64_t size;
+public:
+    SumFrameSize() : size(0) {}
+    void operator()(const AMQFrame& f) { size += f.encodedSize(); }
+    uint64_t getSize() { return size; }
+};
+
+class SumBodySize
+{
+    uint64_t size;
+public:
+    SumBodySize() : size(0) {}
+    void operator()(const AMQFrame& f) { size += f.getBody()->encodedSize(); }
+    uint64_t getSize() { return size; }
+};
+
+class Count
+{
+    uint count;
+public:
+    Count() : count(0) {}
+    void operator()(const AMQFrame&) { count++; }
+    uint getCount() { return count; }
+};
+
+class EncodeFrame
+{
+    Buffer& buffer;
+public:
+    EncodeFrame(Buffer& b) : buffer(b) {}
+    void operator()(const AMQFrame& f) { f.encode(buffer); }
+};
+
+class EncodeBody
+{
+    Buffer& buffer;
+public:
+    EncodeBody(Buffer& b) : buffer(b) {}
+    void operator()(const AMQFrame& f) { f.getBody()->encode(buffer); }
+};
+
+/**
+ * Sends to the specified handler a copy of the frame it is applied to.
+ */
+class Relay
+{
+    FrameHandler& handler;
+
+public:
+    Relay(FrameHandler& h) : handler(h) {}
+
+    void operator()(const AMQFrame& f)
+    {
+        AMQFrame copy(f);
+        handler.handle(copy);
+    }
+};
+
+class Print
+{
+    std::ostream& out;
+public:
+    Print(std::ostream& o) : out(o) {}
+
+    void operator()(const AMQFrame& f)
+    {
+        out << f << std::endl;
+    }
+};
+
+class MarkLastSegment
+{
+public:
+    void operator()(AMQFrame& f) const { f.setEof(true); }
+};
+
+}
+}
+
+
+#endif