GH #119: JSON::Object holds values in ordered map

- fixed GH #119: JSON::Object holds values in ordered map - added PrintHandler - renamed DefaultHandler to ParseHandler - redefined DefaultHandler as typedef to ParseHandler
2025-10-28 11:31:53 +01:00 · 2013-03-16 11:33:27 -05:00
parent fe6715890c
commit 42ff341cb9
34 changed files with 1249 additions and 328 deletions
--- a/JSON/src/ParseHandler.cpp
+++ b/JSON/src/ParseHandler.cpp
@@ -0,0 +1,156 @@
+//
+// ParseHandler.cpp
+//
+// $Id$
+//
+// Library: JSON
+// Package: JSON
+// Module:  ParseHandler
+//
+// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Permission is hereby granted, free of charge, to any person or organization
+// obtaining a copy of the software and accompanying documentation covered by
+// this license (the "Software") to use, reproduce, display, distribute,
+// execute, and transmit the Software, and to prepare derivative works of the
+// Software, and to permit third-parties to whom the Software is furnished to
+// do so, all subject to the following:
+//
+// The copyright notices in the Software and this entire statement, including
+// the above license grant, this restriction and the following disclaimer,
+// must be included in all copies of the Software, in whole or in part, and
+// all derivative works of the Software, unless such copies or derivative
+// works are solely in the form of machine-executable object code generated by
+// a source language processor.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+//
+
+
+#include "Poco/JSON/ParseHandler.h"
+#include "Poco/JSON/Object.h"
+
+
+using Poco::Dynamic::Var;
+
+
+namespace Poco {
+namespace JSON {
+
+
+ParseHandler::ParseHandler(bool preserveObjectOrder) : Handler(),
+	_preserveObjectOrder(preserveObjectOrder)
+{
+}
+
+
+ParseHandler::~ParseHandler()
+{
+}
+
+
+void ParseHandler::startObject()
+{
+	Object::Ptr newObj = new Object(_preserveObjectOrder);
+
+	if ( _stack.empty() ) // The first object
+	{
+		_result = newObj;
+	}
+	else
+	{
+		Var parent = _stack.top();
+
+		if ( parent.type() == typeid(Array::Ptr) )
+		{
+			Array::Ptr arr = parent.extract<Array::Ptr>();
+			arr->add(newObj);
+		}
+		else if ( parent.type() == typeid(Object::Ptr) )
+		{
+			poco_assert_dbg(!_key.empty());
+			Object::Ptr obj = parent.extract<Object::Ptr>();
+			obj->set(_key, newObj);
+			_key.clear();
+		}
+	}
+
+	_stack.push(newObj);
+}
+
+
+void ParseHandler::endObject()
+{
+	_stack.pop();
+}
+
+
+void ParseHandler::startArray()
+{
+	Array::Ptr newArr = new Array();
+
+	if ( _stack.empty() ) // The first array
+	{
+		_result = newArr;
+	}
+	else
+	{
+		Var parent = _stack.top();
+
+		if ( parent.type() == typeid(Array::Ptr) )
+		{
+			Array::Ptr arr = parent.extract<Array::Ptr>();
+			arr->add(newArr);
+		}
+		else if ( parent.type() == typeid(Object::Ptr) )
+		{
+			poco_assert_dbg(!_key.empty());
+			Object::Ptr obj = parent.extract<Object::Ptr>();
+			obj->set(_key, newArr);
+			_key.clear();
+		}
+	}
+
+	_stack.push(newArr);
+}
+
+
+void ParseHandler::endArray()
+{
+	_stack.pop();
+}
+
+
+void ParseHandler::key(const std::string& k)
+{
+	_key = k;
+}
+
+
+void ParseHandler::setValue(const Var& value)
+{
+	Var parent = _stack.top();
+
+	if ( parent.type() == typeid(Array::Ptr) )
+	{
+		Array::Ptr arr = parent.extract<Array::Ptr>();
+		arr->add(value);
+	}
+	else if ( parent.type() == typeid(Object::Ptr) )
+	{
+		poco_assert_dbg(!_key.empty());
+		Object::Ptr obj = parent.extract<Object::Ptr>();
+		obj->set(_key, value);
+		_key.clear();
+	}
+}
+
+
+} } // namespace Poco::JSON