aria2/src/ValueBaseStructParserStateM...

216 lines
5.9 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2012 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#include "ValueBaseStructParserStateMachine.h"
#include <cstring>
#include "XmlRpcRequestParserController.h"
#include "ValueBaseStructParserStateImpl.h"
#include "ValueBase.h"
namespace aria2 {
namespace {
auto valueState = new ValueValueBaseStructParserState();
auto dictState = new DictValueBaseStructParserState();
auto dictKeyState = new DictKeyValueBaseStructParserState();
auto dictDataState = new DictDataValueBaseStructParserState();
auto arrayState = new ArrayValueBaseStructParserState();
auto arrayDataState = new ArrayDataValueBaseStructParserState();
auto stringState = new StringValueBaseStructParserState();
auto numberState = new NumberValueBaseStructParserState();
auto boolState = new BoolValueBaseStructParserState();
auto nullState = new NullValueBaseStructParserState();
} // namespace
std::unique_ptr<ValueBase> ValueBaseStructParserStateMachine::noResult()
{
return nullptr;
}
ValueBaseStructParserStateMachine::ValueBaseStructParserStateMachine()
: ctrl_{make_unique<rpc::XmlRpcRequestParserController>()}
{
stateStack_.push(valueState);
}
ValueBaseStructParserStateMachine::~ValueBaseStructParserStateMachine() {}
void ValueBaseStructParserStateMachine::reset()
{
while (!stateStack_.empty()) {
stateStack_.pop();
}
stateStack_.push(valueState);
ctrl_->reset();
}
void ValueBaseStructParserStateMachine::beginElement(int elementType)
{
stateStack_.top()->beginElement(this, elementType);
}
void ValueBaseStructParserStateMachine::endElement(int elementType)
{
stateStack_.top()->endElement(this, elementType);
stateStack_.pop();
}
std::unique_ptr<ValueBase> ValueBaseStructParserStateMachine::getResult()
{
return popCurrentFrameValue();
}
void ValueBaseStructParserStateMachine::charactersCallback(const char* data,
size_t len)
{
sessionData_.str.append(data, len);
}
void ValueBaseStructParserStateMachine::numberCallback(int64_t number, int frac,
int exp)
{
sessionData_.number.number = number;
sessionData_.number.frac = frac;
sessionData_.number.exp = exp;
}
void ValueBaseStructParserStateMachine::boolCallback(bool bval)
{
sessionData_.bval = bval;
}
const std::string& ValueBaseStructParserStateMachine::getCharacters() const
{
return sessionData_.str;
}
const ValueBaseStructParserStateMachine::NumberData&
ValueBaseStructParserStateMachine::getNumber() const
{
return sessionData_.number;
}
bool ValueBaseStructParserStateMachine::getBool() const
{
return sessionData_.bval;
}
void ValueBaseStructParserStateMachine::popArrayFrame()
{
ctrl_->popArrayFrame();
}
void ValueBaseStructParserStateMachine::popDictFrame()
{
ctrl_->popStructFrame();
}
void ValueBaseStructParserStateMachine::pushFrame() { ctrl_->pushFrame(); }
void ValueBaseStructParserStateMachine::setCurrentFrameValue(
std::unique_ptr<ValueBase> value)
{
ctrl_->setCurrentFrameValue(std::move(value));
}
const std::unique_ptr<ValueBase>&
ValueBaseStructParserStateMachine::getCurrentFrameValue() const
{
return ctrl_->getCurrentFrameValue();
}
std::unique_ptr<ValueBase>
ValueBaseStructParserStateMachine::popCurrentFrameValue()
{
return ctrl_->popCurrentFrameValue();
}
void ValueBaseStructParserStateMachine::setCurrentFrameName(std::string name)
{
ctrl_->setCurrentFrameName(std::move(name));
}
void ValueBaseStructParserStateMachine::pushDictState()
{
stateStack_.push(dictState);
}
void ValueBaseStructParserStateMachine::pushDictKeyState()
{
sessionData_.str.clear();
stateStack_.push(dictKeyState);
}
void ValueBaseStructParserStateMachine::pushDictDataState()
{
stateStack_.push(dictDataState);
}
void ValueBaseStructParserStateMachine::pushArrayState()
{
stateStack_.push(arrayState);
}
void ValueBaseStructParserStateMachine::pushArrayDataState()
{
stateStack_.push(arrayDataState);
}
void ValueBaseStructParserStateMachine::pushStringState()
{
sessionData_.str.clear();
stateStack_.push(stringState);
}
void ValueBaseStructParserStateMachine::pushNumberState()
{
memset(&sessionData_.number, 0, sizeof(sessionData_.number));
stateStack_.push(numberState);
}
void ValueBaseStructParserStateMachine::pushBoolState()
{
sessionData_.bval = false;
stateStack_.push(boolState);
}
void ValueBaseStructParserStateMachine::pushNullState()
{
stateStack_.push(nullState);
}
} // namespace aria2