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xercesc::DOMAttr Class Referenceabstract

The DOMAttr class refers to an attribute of an XML element. More...

#include <DOMAttr.hpp>

Inheritance diagram for xercesc::DOMAttr:
Inheritance graph
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Public Member Functions

Destructor
virtual ~DOMAttr ()
 Destructor. More...
 
Functions introduced in DOM Level 1
virtual const XMLCh * getName () const =0
 Returns the name of this attribute. More...
 
virtual bool getSpecified () const =0
 Returns true if the attribute received its value explicitly in the XML document, or if a value was assigned programatically with the setValue function. More...
 
virtual const XMLCh * getValue () const =0
 Returns the value of the attribute. More...
 
virtual void setValue (const XMLCh *value)=0
 Sets the value of the attribute. More...
 
Functions introduced in DOM Level 2.
virtual DOMElementgetOwnerElement () const =0
 The DOMElement node this attribute is attached to or null if this attribute is not in use. More...
 
Functions introduced in DOM Level 3.
virtual bool isId () const =0
 Returns whether this attribute is known to be of type ID or not. More...
 
virtual const DOMTypeInfogetSchemaTypeInfo () const =0
 Returns the type information associated with this attribute. More...
 
- Public Member Functions inherited from xercesc::DOMNode
virtual ~DOMNode ()
 Destructor. More...
 
virtual const XMLCh * getNodeName () const =0
 The name of this node, depending on its type; see the table above. More...
 
virtual const XMLCh * getNodeValue () const =0
 Gets the value of this node, depending on its type. More...
 
virtual NodeType getNodeType () const =0
 An enum value representing the type of the underlying object. More...
 
virtual DOMNodegetParentNode () const =0
 Gets the parent of this node. More...
 
virtual DOMNodeListgetChildNodes () const =0
 Gets a DOMNodeList that contains all children of this node. More...
 
virtual DOMNodegetFirstChild () const =0
 Gets the first child of this node. More...
 
virtual DOMNodegetLastChild () const =0
 Gets the last child of this node. More...
 
virtual DOMNodegetPreviousSibling () const =0
 Gets the node immediately preceding this node. More...
 
virtual DOMNodegetNextSibling () const =0
 Gets the node immediately following this node. More...
 
virtual DOMNamedNodeMapgetAttributes () const =0
 Gets a DOMNamedNodeMap containing the attributes of this node (if it is an DOMElement) or null otherwise. More...
 
virtual DOMDocumentgetOwnerDocument () const =0
 Gets the DOMDocument object associated with this node. More...
 
virtual DOMNodecloneNode (bool deep) const =0
 Returns a duplicate of this node. More...
 
virtual DOMNodeinsertBefore (DOMNode *newChild, DOMNode *refChild)=0
 Inserts the node newChild before the existing child node refChild. More...
 
virtual DOMNodereplaceChild (DOMNode *newChild, DOMNode *oldChild)=0
 Replaces the child node oldChild with newChild in the list of children, and returns the oldChild node. More...
 
virtual DOMNoderemoveChild (DOMNode *oldChild)=0
 Removes the child node indicated by oldChild from the list of children, and returns it. More...
 
virtual DOMNodeappendChild (DOMNode *newChild)=0
 Adds the node newChild to the end of the list of children of this node. More...
 
virtual bool hasChildNodes () const =0
 This is a convenience method to allow easy determination of whether a node has any children. More...
 
virtual void setNodeValue (const XMLCh *nodeValue)=0
 Sets the value of the node. More...
 
virtual void normalize ()=0
 Puts all DOMText nodes in the full depth of the sub-tree underneath this DOMNode, including attribute nodes, into a "normal" form where only markup (e.g., tags, comments, processing instructions, CDATA sections, and entity references) separates DOMText nodes, i.e., there are neither adjacent DOMText nodes nor empty DOMText nodes. More...
 
virtual bool isSupported (const XMLCh *feature, const XMLCh *version) const =0
 Tests whether the DOM implementation implements a specific feature and that feature is supported by this node. More...
 
virtual const XMLCh * getNamespaceURI () const =0
 Get the namespace URI of this node, or null if it is unspecified. More...
 
virtual const XMLCh * getPrefix () const =0
 Get the namespace prefix of this node, or null if it is unspecified. More...
 
virtual const XMLCh * getLocalName () const =0
 Returns the local part of the qualified name of this node. More...
 
virtual void setPrefix (const XMLCh *prefix)=0
 Set the namespace prefix of this node. More...
 
virtual bool hasAttributes () const =0
 Returns whether this node (if it is an element) has any attributes. More...
 
virtual bool isSameNode (const DOMNode *other) const =0
 Returns whether this node is the same node as the given one. More...
 
virtual bool isEqualNode (const DOMNode *arg) const =0
 Tests whether two nodes are equal. More...
 
virtual void * setUserData (const XMLCh *key, void *data, DOMUserDataHandler *handler)=0
 Associate an object to a key on this node. More...
 
virtual void * getUserData (const XMLCh *key) const =0
 Retrieves the object associated to a key on a this node. More...
 
virtual const XMLCh * getBaseURI () const =0
 The absolute base URI of this node or null if undefined. More...
 
virtual short compareDocumentPosition (const DOMNode *other) const =0
 Compares the reference node, i.e. More...
 
virtual const XMLCh * getTextContent () const =0
 This attribute returns the text content of this node and its descendants. More...
 
virtual void setTextContent (const XMLCh *textContent)=0
 This attribute removes any possible children this node may have and, if the new string is not empty or null, replaced by a single DOMText node containing the string this attribute is set to. More...
 
virtual const XMLCh * lookupPrefix (const XMLCh *namespaceURI) const =0
 Look up the prefix associated to the given namespace URI, starting from this node. More...
 
virtual bool isDefaultNamespace (const XMLCh *namespaceURI) const =0
 This method checks if the specified namespaceURI is the default namespace or not. More...
 
virtual const XMLCh * lookupNamespaceURI (const XMLCh *prefix) const =0
 Look up the namespace URI associated to the given prefix, starting from this node. More...
 
virtual void * getFeature (const XMLCh *feature, const XMLCh *version) const =0
 This method makes available a DOMNode's specialized interface. More...
 
virtual void release ()=0
 Called to indicate that this Node (and its associated children) is no longer in use and that the implementation may relinquish any resources associated with it and its associated children. More...
 

Protected Member Functions

Hidden constructors
 DOMAttr ()
 
 DOMAttr (const DOMAttr &other)
 
- Protected Member Functions inherited from xercesc::DOMNode
 DOMNode ()
 
 DOMNode (const DOMNode &)
 

Additional Inherited Members

- Public Types inherited from xercesc::DOMNode
enum  NodeType {
  ELEMENT_NODE = 1, ATTRIBUTE_NODE = 2, TEXT_NODE = 3, CDATA_SECTION_NODE = 4,
  ENTITY_REFERENCE_NODE = 5, ENTITY_NODE = 6, PROCESSING_INSTRUCTION_NODE = 7, COMMENT_NODE = 8,
  DOCUMENT_NODE = 9, DOCUMENT_TYPE_NODE = 10, DOCUMENT_FRAGMENT_NODE = 11, NOTATION_NODE = 12
}
 NodeType. More...
 
enum  DocumentPosition {
  DOCUMENT_POSITION_DISCONNECTED = 0x01, DOCUMENT_POSITION_PRECEDING = 0x02, DOCUMENT_POSITION_FOLLOWING = 0x04, DOCUMENT_POSITION_CONTAINS = 0x08,
  DOCUMENT_POSITION_CONTAINED_BY = 0x10, DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 0x20
}
 DocumentPosition: More...
 

Detailed Description

The DOMAttr class refers to an attribute of an XML element.

Typically the allowable values for the attribute are defined in a documenttype definition.

DOMAttr objects inherit the DOMNode interface, but since attributes are not actually child nodes of the elements they are associated with, the DOM does not consider them part of the document tree. Thus, the DOMNode attributes parentNode, previousSibling, and nextSibling have a null value for DOMAttr objects. The DOM takes the view that attributes are properties of elements rather than having a separate identity from the elements they are associated with; this should make it more efficient to implement such features as default attributes associated with all elements of a given type. Furthermore, attribute nodes may not be immediate children of a DOMDocumentFragment. However, they can be associated with DOMElement nodes contained within a DOMDocumentFragment. In short, users of the DOM need to be aware that DOMAttr nodes have some things in common with other objects inheriting the DOMNode interface, but they also are quite distinct.

Since
DOM Level 1

Constructor & Destructor Documentation

xercesc::DOMAttr::DOMAttr ( )
inlineprotected
xercesc::DOMAttr::DOMAttr ( const DOMAttr other)
inlineprotected
virtual xercesc::DOMAttr::~DOMAttr ( )
inlinevirtual

Destructor.

Member Function Documentation

virtual const XMLCh* xercesc::DOMAttr::getName ( ) const
pure virtual

Returns the name of this attribute.

Since
DOM Level 1
virtual DOMElement* xercesc::DOMAttr::getOwnerElement ( ) const
pure virtual

The DOMElement node this attribute is attached to or null if this attribute is not in use.

Since
DOM Level 2
virtual const DOMTypeInfo* xercesc::DOMAttr::getSchemaTypeInfo ( ) const
pure virtual

Returns the type information associated with this attribute.

Returns
the DOMTypeInfo associated with this attribute
Since
DOM level 3
virtual bool xercesc::DOMAttr::getSpecified ( ) const
pure virtual

Returns true if the attribute received its value explicitly in the XML document, or if a value was assigned programatically with the setValue function.

Returns false if the attribute value came from the default value declared in the document's DTD.

Since
DOM Level 1
virtual const XMLCh* xercesc::DOMAttr::getValue ( ) const
pure virtual

Returns the value of the attribute.

The value of the attribute is returned as a string. Character and general entity references are replaced with their values.

Since
DOM Level 1
virtual bool xercesc::DOMAttr::isId ( ) const
pure virtual

Returns whether this attribute is known to be of type ID or not.

When it is and its value is unique, the ownerElement of this attribute can be retrieved using getElementById on DOMDocument.

Returns
bool stating if this DOMAttr is an ID
Since
DOM level 3
virtual void xercesc::DOMAttr::setValue ( const XMLCh *  value)
pure virtual

Sets the value of the attribute.

A text node with the unparsed contents of the string will be created.

Parameters
valueThe value of the DOM attribute to be set
Since
DOM Level 1

The documentation for this class was generated from the following file: