bioformats  5.1.8
NodeList.h
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38 
39 #ifndef OME_COMMON_XML_DOM_NODELIST_H
40 #define OME_COMMON_XML_DOM_NODELIST_H
41 
42 #include <ome/common/config.h>
43 
44 #include <cassert>
45 
46 #include <ome/common/xml/dom/Base.h>
47 #include <ome/common/xml/dom/Wrapper.h>
48 
49 #include <xercesc/dom/DOMNodeList.hpp>
50 
51 namespace ome
52 {
53  namespace common
54  {
55  namespace xml
56  {
57  namespace dom
58  {
59 
60  class Node;
61 
69  class NodeList : public Wrapper<xercesc::DOMNodeList, Base<xercesc::DOMNodeList> >
70  {
71  public:
73  typedef XMLSize_t size_type;
74 
78  class iterator
79  {
80  private:
85  iterator();
86 
94  iterator(xercesc::DOMNodeList *xmlnodelist,
95  size_type index);
96 
97  public:
103  iterator(const iterator& rhs);
104 
106  ~iterator();
107 
113  Node&
114  operator* () noexcept;
115 
121  Node *
122  operator-> () noexcept;
123 
129  iterator&
130  operator-- ();
131 
137  iterator&
138  operator++ ();
139 
146  bool
147  operator == (const iterator& rhs) const noexcept;
148 
155  bool
156  operator != (const iterator& rhs) const noexcept
157  {
158  return !(*this == rhs);
159  }
160 
161  friend class NodeList;
162 
163  private:
165  size_type index;
167  xercesc::DOMNodeList *xmlnodelist;
169  ome::compat::shared_ptr<Node> xmlnode;
170  };
171 
176  Wrapper<xercesc::DOMNodeList, Base<xercesc::DOMNodeList> >()
177  {
178  }
179 
185  NodeList (const NodeList& nodelist):
186  Wrapper<xercesc::DOMNodeList, Base<xercesc::DOMNodeList> >(nodelist)
187  {
188  }
189 
195  NodeList (xercesc::DOMNodeList *nodelist):
196  Wrapper<xercesc::DOMNodeList, Base<xercesc::DOMNodeList> >(static_cast<base_element_type *>(nodelist))
197  {
198  }
199 
202  {
203  }
204 
210  size_type
211  size() const
212  {
213  size_type ret = 0;
214 
215  if (this->get())
216  return (*this)->getLength();
217 
218  return ret;
219  }
220 
226  bool
227  empty() const
228  {
229  return size() == 0;
230  }
231 
237  iterator
239  {
240  return iterator(this->get(), 0);
241  }
242 
248  iterator
249  end()
250  {
251  return iterator();
252  }
253 
260  Node
261  at(size_type index);
262  };
263 
264  }
265  }
266  }
267 }
268 
269 #endif // OME_COMMON_XML_DOM_NODELIST_H
270 
271 /*
272  * Local Variables:
273  * mode:C++
274  * End:
275  */
NodeList(const NodeList &nodelist)
Copy construct a NodeList.
Definition: NodeList.h:185
iterator & operator++()
Move the iterator forward one element.
Definition: NodeList.cpp:104
Xerces DOM class wrapper.
Definition: Wrapper.h:72
~NodeList()
Destructor.
Definition: NodeList.h:201
Node at(size_type index)
Get the element at a particular index.
Definition: NodeList.cpp:127
DOM Node wrapper.
Definition: Node.h:68
ome::compat::shared_ptr< Node > xmlnode
Node at current position.
Definition: NodeList.h:169
size_type size() const
Get the size (length) of the NodeList.
Definition: NodeList.h:211
NodeList(xercesc::DOMNodeList *nodelist)
Construct a NodeList from a xercesc::DOMNodeList * (unmanaged).
Definition: NodeList.h:195
bool empty() const
Check if the NodeList is empty.
Definition: NodeList.h:227
XMLSize_t size_type
The NodeList size type.
Definition: NodeList.h:73
iterator & operator--()
Move the iterator backward one element.
Definition: NodeList.cpp:88
~iterator()
Destructor.
Definition: NodeList.cpp:70
bool operator!=(const iterator &rhs) const noexcept
Check the non-equality of two iterators.
Definition: NodeList.h:156
iterator end()
Get an iterator pointing to the past-the-end element in the NodeList.
Definition: NodeList.h:249
bool operator==(const iterator &rhs) const noexcept
Check the equality of two iterators.
Definition: NodeList.cpp:115
Iterator for a NodeList.
Definition: NodeList.h:78
Open Microscopy Environment C++ implementation.
Definition: CoreMetadata.cpp:40
Base of the DOM wrapper hierarchy.
Definition: Base.h:76
size_type index
Index into the list.
Definition: NodeList.h:165
xercesc::DOMNodeList base_element_type
Base element type (root type of the wrapped type).
Definition: Base.h:82
Node * operator->() noexcept
Dereference the iterator.
Definition: NodeList.cpp:81
xercesc::DOMNodeList * xmlnodelist
List being iterated over.
Definition: NodeList.h:167
NodeList()
Construct a NULL NodeList.
Definition: NodeList.h:175
DOM NodeList wrapper.
Definition: NodeList.h:69
Node & operator*() noexcept
Dereference the iterator.
Definition: NodeList.cpp:74
iterator()
Construct a null iterator.
Definition: NodeList.cpp:51
iterator begin()
Get an iterator pointing to the first element in the NodeList.
Definition: NodeList.h:238
Xerces-C modern C++ wrapper.
Definition: Base.h:53