mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-28 02:21:59 +00:00
97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
//
|
|
// NamedNodeMap.h
|
|
//
|
|
// Library: XML
|
|
// Package: DOM
|
|
// Module: DOM
|
|
//
|
|
// Definition of the DOM NamedNodeMap interface.
|
|
//
|
|
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
|
|
// and Contributors.
|
|
//
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
//
|
|
|
|
|
|
#ifndef DOM_NamedNodeMap_INCLUDED
|
|
#define DOM_NamedNodeMap_INCLUDED
|
|
|
|
|
|
#include "Poco/DOM/DOMObject.h"
|
|
#include "Poco/XML/XML.h"
|
|
#include "Poco/XML/XMLString.h"
|
|
|
|
|
|
namespace Poco
|
|
{
|
|
namespace XML
|
|
{
|
|
|
|
|
|
class Node;
|
|
|
|
|
|
class XML_API NamedNodeMap : public DOMObject
|
|
/// Objects implementing the NamedNodeMap interface are used to represent collections
|
|
/// of nodes that can be accessed by name. Note that NamedNodeMap does not inherit
|
|
/// from NodeList; NamedNodeMaps are not maintained in any particular order.
|
|
/// Objects contained in an object implementing NamedNodeMap may also be accessed
|
|
/// by an ordinal index, but this is simply to allow convenient enumeration
|
|
/// of the contents of a NamedNodeMap, and does not imply that the DOM specifies
|
|
/// an order to these Nodes.
|
|
///
|
|
/// NamedNodeMap objects in the DOM are live.
|
|
///
|
|
/// A NamedNodeMap returned from a method must be released with a call to
|
|
/// release() when no longer needed.
|
|
{
|
|
public:
|
|
virtual Node * getNamedItem(const XMLString & name) const = 0;
|
|
/// Retrieves a node specified by name.
|
|
|
|
virtual Node * setNamedItem(Node * arg) = 0;
|
|
/// Adds a node using its nodeName attribute. If a node with that name is already
|
|
/// present in this map, it is replaced by the new one.
|
|
/// As the nodeName attribute is used to derive the name which the node must
|
|
/// be stored under, multiple nodes of certain types (those that have a "special"
|
|
/// string value) cannot be stored as the names would clash. This is seen as
|
|
/// preferable to allowing nodes to be aliased.
|
|
|
|
virtual Node * removeNamedItem(const XMLString & name) = 0;
|
|
/// Removes a node specified by name. When this map contains the attributes
|
|
/// attached to an element, if the removed attribute is known to have a default
|
|
/// value, an attribute immediately appears containing the default value.
|
|
|
|
virtual Node * item(unsigned long index) const = 0;
|
|
/// Returns the index'th item in the map. If index is greater
|
|
/// than or equal to the number of nodes in the map, this
|
|
/// returns null.
|
|
|
|
virtual unsigned long length() const = 0;
|
|
/// Returns the number of nodes in the map. The range of valid
|
|
/// child node indices is 0 to length - 1 inclusive.
|
|
|
|
// DOM Level 2
|
|
virtual Node * getNamedItemNS(const XMLString & namespaceURI, const XMLString & localName) const = 0;
|
|
/// Retrieves a node specified by name.
|
|
|
|
virtual Node * setNamedItemNS(Node * arg) = 0;
|
|
/// Adds a node using its nodeName attribute.
|
|
/// If a node with that namespace URI and that local name is already
|
|
/// present in this map, it is replaced by the new one.
|
|
|
|
virtual Node * removeNamedItemNS(const XMLString & namespaceURI, const XMLString & localName) = 0;
|
|
/// Removes a node specified by name.
|
|
|
|
protected:
|
|
virtual ~NamedNodeMap();
|
|
};
|
|
|
|
|
|
}
|
|
} // namespace Poco::XML
|
|
|
|
|
|
#endif // DOM_NamedNodeMap_INCLUDED
|