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156 lines
3.3 KiB
C++
156 lines
3.3 KiB
C++
//
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// DefaultHandler.cpp
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//
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// $Id$
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//
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// Library: JSON
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// Package: JSON
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// Module: DefaultHandler
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//
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// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/JSON/DefaultHandler.h"
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#include "Poco/JSON/Object.h"
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using Poco::Dynamic::Var;
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namespace Poco {
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namespace JSON {
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DefaultHandler::DefaultHandler() : Handler()
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{
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}
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DefaultHandler::~DefaultHandler()
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{
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}
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void DefaultHandler::startObject()
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{
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Object::Ptr newObj = new Object();
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if ( _stack.empty() ) // The first object
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{
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_result = newObj;
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}
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else
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{
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Var parent = _stack.top();
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if ( parent.type() == typeid(Array::Ptr) )
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{
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Array::Ptr arr = parent.extract<Array::Ptr>();
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arr->add(newObj);
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}
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else if ( parent.type() == typeid(Object::Ptr) )
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{
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poco_assert_dbg(!_key.empty());
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Object::Ptr obj = parent.extract<Object::Ptr>();
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obj->set(_key, newObj);
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_key.clear();
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}
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}
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_stack.push(newObj);
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}
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void DefaultHandler::endObject()
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{
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_stack.pop();
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}
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void DefaultHandler::startArray()
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{
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Array::Ptr newArr = new Array();
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if ( _stack.empty() ) // The first array
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{
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_result = newArr;
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}
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else
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{
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Var parent = _stack.top();
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if ( parent.type() == typeid(Array::Ptr) )
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{
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Array::Ptr arr = parent.extract<Array::Ptr>();
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arr->add(newArr);
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}
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else if ( parent.type() == typeid(Object::Ptr) )
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{
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poco_assert_dbg(!_key.empty());
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Object::Ptr obj = parent.extract<Object::Ptr>();
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obj->set(_key, newArr);
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_key.clear();
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}
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}
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_stack.push(newArr);
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}
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void DefaultHandler::endArray()
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{
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_stack.pop();
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}
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void DefaultHandler::key(const std::string& k)
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{
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_key = k;
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}
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void DefaultHandler::setValue(const Var& value)
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{
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Var parent = _stack.top();
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if ( parent.type() == typeid(Array::Ptr) )
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{
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Array::Ptr arr = parent.extract<Array::Ptr>();
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arr->add(value);
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}
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else if ( parent.type() == typeid(Object::Ptr) )
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{
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poco_assert_dbg(!_key.empty());
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Object::Ptr obj = parent.extract<Object::Ptr>();
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obj->set(_key, value);
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_key.clear();
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}
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}
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} } // namespace Poco::JSON
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