Exception.cpp

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/*
* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
*
* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
* and international copyright treaties.
*
* Access to and use of the software is governed by the terms of the applicable OnixS Software
* Services Agreement(the Agreement) and Customer end user license agreements granting
* a non-assignable, non-transferable and non-exclusive license to use the software
* for it's own data processing purposes under the terms defined in the Agreement.
*
* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
* of this source code or associated reference material to any other location for further reproduction
* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
*
* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
* the terms of the Agreement is a violation of copyright law.
*/
#include <string>

#include <util/String.h>

#include <OnixS/SgxTitan/Trading/OUCH/Exception.h>

using namespace OnixS::SgxTitan::Trading::Ouch;

/*
    Exception
*/

struct Exception::Implementation
{
    size_t      ref_count;
    std::string message;

    Implementation() : ref_count(1) {}
};

Exception::Exception(const char* method_name, const char* message)
  : impl_(new Implementation)
{
    if(message && *message)
        impl_->message += message;

    touch(method_name);
}

Exception::Exception(const Exception& e)
  : impl_(e.impl_)
{
    impl_->ref_count++;
}

Exception::~Exception() ONIXS_SGX_OUCH_NOTHROW
{
    if(!--impl_->ref_count)
        delete impl_;
}

Exception& Exception::operator =(const Exception& e)
{
    Exception tmp = e;

    std::swap(tmp.impl_, impl_);

    return *this;
}

const char* Exception::what() const ONIXS_SGX_OUCH_NOTHROW
{
    return impl_->message.c_str();
}

void Exception::touch(const char* method_name)
{
    if(!method_name || !*method_name)
        return;

    impl_->message += "\n    at ";
    impl_->message += method_name;
}

/*
    OperationException
*/

OperationException::OperationException(const char* source, const char* message)
  : Exception(source, message)
{
}