1 | // |
---|
2 | // NamedNodeMap.h |
---|
3 | // |
---|
4 | // $Id: //poco/1.3/XML/include/Poco/DOM/NamedNodeMap.h#1 $ |
---|
5 | // |
---|
6 | // Library: XML |
---|
7 | // Package: DOM |
---|
8 | // Module: DOM |
---|
9 | // |
---|
10 | // Definition of the DOM NamedNodeMap interface. |
---|
11 | // |
---|
12 | // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. |
---|
13 | // and Contributors. |
---|
14 | // |
---|
15 | // Permission is hereby granted, free of charge, to any person or organization |
---|
16 | // obtaining a copy of the software and accompanying documentation covered by |
---|
17 | // this license (the "Software") to use, reproduce, display, distribute, |
---|
18 | // execute, and transmit the Software, and to prepare derivative works of the |
---|
19 | // Software, and to permit third-parties to whom the Software is furnished to |
---|
20 | // do so, all subject to the following: |
---|
21 | // |
---|
22 | // The copyright notices in the Software and this entire statement, including |
---|
23 | // the above license grant, this restriction and the following disclaimer, |
---|
24 | // must be included in all copies of the Software, in whole or in part, and |
---|
25 | // all derivative works of the Software, unless such copies or derivative |
---|
26 | // works are solely in the form of machine-executable object code generated by |
---|
27 | // a source language processor. |
---|
28 | // |
---|
29 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
---|
30 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
---|
31 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
---|
32 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
---|
33 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
---|
34 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
---|
35 | // DEALINGS IN THE SOFTWARE. |
---|
36 | // |
---|
37 | |
---|
38 | |
---|
39 | #ifndef DOM_NamedNodeMap_INCLUDED |
---|
40 | #define DOM_NamedNodeMap_INCLUDED |
---|
41 | |
---|
42 | |
---|
43 | #include "Poco/XML/XML.h" |
---|
44 | #include "Poco/DOM/DOMObject.h" |
---|
45 | #include "Poco/XML/XMLString.h" |
---|
46 | |
---|
47 | |
---|
48 | namespace Poco { |
---|
49 | namespace XML { |
---|
50 | |
---|
51 | |
---|
52 | class Node; |
---|
53 | |
---|
54 | |
---|
55 | class XML_API NamedNodeMap: public DOMObject |
---|
56 | /// Objects implementing the NamedNodeMap interface are used to represent collections |
---|
57 | /// of nodes that can be accessed by name. Note that NamedNodeMap does not inherit |
---|
58 | /// from NodeList; NamedNodeMaps are not maintained in any particular order. |
---|
59 | /// Objects contained in an object implementing NamedNodeMap may also be accessed |
---|
60 | /// by an ordinal index, but this is simply to allow convenient enumeration |
---|
61 | /// of the contents of a NamedNodeMap, and does not imply that the DOM specifies |
---|
62 | /// an order to these Nodes. |
---|
63 | /// |
---|
64 | /// NamedNodeMap objects in the DOM are live. |
---|
65 | /// |
---|
66 | /// A NamedNodeMap returned from a method must be released with a call to |
---|
67 | /// release() when no longer needed. |
---|
68 | { |
---|
69 | public: |
---|
70 | virtual Node* getNamedItem(const XMLString& name) const = 0; |
---|
71 | /// Retrieves a node specified by name. |
---|
72 | |
---|
73 | virtual Node* setNamedItem(Node* arg) = 0; |
---|
74 | /// Adds a node using its nodeName attribute. If a node with that name is already |
---|
75 | /// present in this map, it is replaced by the new one. |
---|
76 | /// As the nodeName attribute is used to derive the name which the node must |
---|
77 | /// be stored under, multiple nodes of certain types (those that have a "special" |
---|
78 | /// string value) cannot be stored as the names would clash. This is seen as |
---|
79 | /// preferable to allowing nodes to be aliased. |
---|
80 | |
---|
81 | virtual Node* removeNamedItem(const XMLString& name) = 0; |
---|
82 | /// Removes a node specified by name. When this map contains the attributes |
---|
83 | /// attached to an element, if the removed attribute is known to have a default |
---|
84 | /// value, an attribute immediately appears containing the default value. |
---|
85 | |
---|
86 | virtual Node* item(unsigned long index) const = 0; |
---|
87 | /// Returns the index'th item in the map. If index is greater |
---|
88 | /// than or equal to the number of nodes in the map, this |
---|
89 | /// returns null. |
---|
90 | |
---|
91 | virtual unsigned long length() const = 0; |
---|
92 | /// Returns the number of nodes in the map. The range of valid |
---|
93 | /// child node indices is 0 to length - 1 inclusive. |
---|
94 | |
---|
95 | // DOM Level 2 |
---|
96 | virtual Node* getNamedItemNS(const XMLString& namespaceURI, const XMLString& localName) const = 0; |
---|
97 | /// Retrieves a node specified by name. |
---|
98 | |
---|
99 | virtual Node* setNamedItemNS(Node* arg) = 0; |
---|
100 | /// Adds a node using its nodeName attribute. |
---|
101 | /// If a node with that namespace URI and that local name is already |
---|
102 | /// present in this map, it is replaced by the new one. |
---|
103 | |
---|
104 | virtual Node* removeNamedItemNS(const XMLString& namespaceURI, const XMLString& localName) = 0; |
---|
105 | /// Removes a node specified by name. |
---|
106 | |
---|
107 | protected: |
---|
108 | virtual ~NamedNodeMap(); |
---|
109 | }; |
---|
110 | |
---|
111 | |
---|
112 | } } // namespace Poco::XML |
---|
113 | |
---|
114 | |
---|
115 | #endif // DOM_NamedNodeMap_INCLUDED |
---|