/*
 * 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_TPROTOCOLDECORATOR_H_
#define THRIFT_TPROTOCOLDECORATOR_H_ 1

#include <thrift/protocol/TProtocol.h>
#include <boost/shared_ptr.hpp>

namespace apache
{
    namespace thrift
    {
        namespace protocol
        {
            using boost::shared_ptr;

            /**
             * <code>TProtocolDecorator</code> forwards all requests to an enclosed
             * <code>TProtocol</code> instance, providing a way to author concise
             * concrete decorator subclasses.
             *
             * <p>See p.175 of Design Patterns (by Gamma et al.)</p>
             *
             * @see apache::thrift::protocol::TMultiplexedProtocol
             */
            class TProtocolDecorator : public TProtocol
            {
            public:
                virtual ~TProtocolDecorator() {}

                // Desc: Initializes the protocol decorator object.
                TProtocolDecorator( shared_ptr<TProtocol> proto )
                    : TProtocol(proto->getTransport()), protocol(proto)
                {
                }

                virtual uint32_t writeMessageBegin_virt(
                    const std::string& name,
                    const TMessageType messageType,
                    const int32_t seqid)
                {
                    return protocol->writeMessageBegin(name, messageType, seqid);
                }
                virtual uint32_t writeMessageEnd_virt() { return protocol->writeMessageEnd(); }
                virtual uint32_t writeStructBegin_virt(const char* name) { return protocol->writeStructBegin(name); }
                virtual uint32_t writeStructEnd_virt() { return protocol->writeStructEnd(); }

                virtual uint32_t writeFieldBegin_virt(const char* name,
                    const TType fieldType,
                    const int16_t fieldId) { return protocol->writeFieldBegin(name,fieldType,fieldId); }

                virtual uint32_t writeFieldEnd_virt()  { return protocol->writeFieldEnd(); }
                virtual uint32_t writeFieldStop_virt() { return protocol->writeFieldStop(); }

                virtual uint32_t writeMapBegin_virt(const TType keyType,
                    const TType valType,
                    const uint32_t size) { return protocol->writeMapBegin(keyType,valType,size); }

                virtual uint32_t writeMapEnd_virt() { return protocol->writeMapEnd(); }

                virtual uint32_t writeListBegin_virt(const TType elemType, const uint32_t size) { return protocol->writeListBegin(elemType,size); }
                virtual uint32_t writeListEnd_virt() { return protocol->writeListEnd(); }

                virtual uint32_t writeSetBegin_virt(const TType elemType, const uint32_t size) { return protocol->writeSetBegin(elemType,size); }
                virtual uint32_t writeSetEnd_virt() { return protocol->writeSetEnd(); }

                virtual uint32_t writeBool_virt(const bool value)  { return protocol->writeBool(value); }
                virtual uint32_t writeByte_virt(const int8_t byte) { return protocol->writeByte(byte); }
                virtual uint32_t writeI16_virt(const int16_t i16)  { return protocol->writeI16(i16); }
                virtual uint32_t writeI32_virt(const int32_t i32)  { return protocol->writeI32(i32); }
                virtual uint32_t writeI64_virt(const int64_t i64)  { return protocol->writeI64(i64); }

                virtual uint32_t writeDouble_virt(const double dub) { return protocol->writeDouble(dub); }
                virtual uint32_t writeString_virt(const std::string& str) { return protocol->writeString(str); }
                virtual uint32_t writeBinary_virt(const std::string& str) { return protocol->writeBinary(str); }

                virtual uint32_t readMessageBegin_virt(std::string& name, TMessageType& messageType, int32_t& seqid) { return protocol->readMessageBegin(name,messageType,seqid); }
                virtual uint32_t readMessageEnd_virt() { return protocol->readMessageEnd(); }

                virtual uint32_t readStructBegin_virt(std::string& name) { return protocol->readStructBegin(name); }
                virtual uint32_t readStructEnd_virt() { return protocol->readStructEnd(); }

                virtual uint32_t readFieldBegin_virt(std::string& name, TType& fieldType, int16_t& fieldId) { return protocol->readFieldBegin(name, fieldType, fieldId); }
                virtual uint32_t readFieldEnd_virt() { return protocol->readFieldEnd(); }

                virtual uint32_t readMapBegin_virt(TType& keyType, TType& valType, uint32_t& size) { return protocol->readMapBegin(keyType,valType,size); }
                virtual uint32_t readMapEnd_virt() { return protocol->readMapEnd(); }

                virtual uint32_t readListBegin_virt(TType& elemType, uint32_t& size) { return protocol->readListBegin(elemType,size); }
                virtual uint32_t readListEnd_virt() { return protocol->readListEnd(); }

                virtual uint32_t readSetBegin_virt(TType& elemType, uint32_t& size) { return protocol->readSetBegin(elemType,size); }
                virtual uint32_t readSetEnd_virt() { return protocol->readSetEnd(); }

                virtual uint32_t readBool_virt(bool& value) { return protocol->readBool(value); }
                virtual uint32_t readBool_virt(std::vector<bool>::reference value) { return protocol->readBool(value); }

                virtual uint32_t readByte_virt(int8_t& byte) { return protocol->readByte(byte); }

                virtual uint32_t readI16_virt(int16_t& i16) { return protocol->readI16(i16); }
                virtual uint32_t readI32_virt(int32_t& i32) { return protocol->readI32(i32); }
                virtual uint32_t readI64_virt(int64_t& i64) { return protocol->readI64(i64); }

                virtual uint32_t readDouble_virt(double& dub) { return protocol->readDouble(dub); }

                virtual uint32_t readString_virt(std::string& str) { return protocol->readString(str); }
                virtual uint32_t readBinary_virt(std::string& str) { return protocol->readBinary(str); }

            private:
                shared_ptr<TProtocol> protocol;
            };
        }
    }
}

#endif // THRIFT_TPROTOCOLDECORATOR_H_
