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diff --git a/lib/cpp/src/TProcessor.h b/lib/cpp/src/TProcessor.h
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+/*
+ * 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.
+ */
+
+#ifndef _THRIFT_TPROCESSOR_H_
+#define _THRIFT_TPROCESSOR_H_ 1
+
+#include <string>
+#include <protocol/TProtocol.h>
+#include <boost/shared_ptr.hpp>
+
+namespace apache { namespace thrift {
+
+/**
+ * A processor is a generic object that acts upon two streams of data, one
+ * an input and the other an output. The definition of this object is loose,
+ * though the typical case is for some sort of server that either generates
+ * responses to an input stream or forwards data from one pipe onto another.
+ *
+ */
+class TProcessor {
+ public:
+  virtual ~TProcessor() {}
+
+  virtual bool process(boost::shared_ptr<protocol::TProtocol> in,
+                       boost::shared_ptr<protocol::TProtocol> out) = 0;
+
+  bool process(boost::shared_ptr<apache::thrift::protocol::TProtocol> io) {
+    return process(io, io);
+  }
+
+ protected:
+  TProcessor() {}
+};
+
+}} // apache::thrift
+
+#endif // #ifndef _THRIFT_PROCESSOR_H_