信息传递工具protobuf通过pb的反射来赋值

    return message;
}

inline void ReleaseMessage(google::protobuf::Message* pMsg)
{
    if (NULL != pMsg)
    {
        pMsg->Clear();
        delete pMsg;
    }
}

// 这一个可以获取到反射类，然后可以将配置中值赋值进去
const google::protobuf::Reflection* pReflection = pMsg->GetReflection();
assert(NULL != pReflection);

for (int i = 0; i < pDescriptor->field_count(); ++i)
{
    const google::protobuf::FieldDescriptor* pFieldDescriptor = pDescriptor->field(i);
    assert(NULL != pFieldDescriptor);

    const std::string& strFieldName = pFieldDescriptor->name();
   
    const TestConfigModule::MsgEntry* pMsgEntry = pMsgStruct->GetMsgEntry(strFieldName);
    assert(NULL != pMsgEntry);

    // 读取字段类型，顺带可以做类型检查
    assert(pMsgEntry->mnType == pFieldDescriptor->type());

    // 设置值
    switch (pMsgEntry->mnType)
    {
    case Test::TYPE_STRING:
        pReflection->SetString(pMsg, pFieldDescriptor, pMsgEntry->mstrValue);
        break;
    // ...
    default:
        break;
    }
}

std::string strData;
if (!pMsg->SerializeToString(&strData))
{
    m_pLogModule->LogNormal("Test stop, cannot SerializeToString ", mstrCurMsg, __FUNCTION__, __LINE__);
    return;
}

Test::ReleaseMessage(pMsg);