org.xmlpull.v1.builder.xpath.impl

Class DocumentNavigator

java.lang.Object

org.xmlpull.v1.builder.xpath.jaxen.DefaultNavigator

org.xmlpull.v1.builder.xpath.impl.DocumentNavigator

All Implemented Interfaces:

Serializable, Navigator

public class DocumentNavigator
extends DefaultNavigator

Interface for navigating around the XB1 object model to use with Jaxen XPATH implementation.

Author:

Alek

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DocumentNavigator()

Method Summary

Methods

Modifier and Type	Method and Description
Iterator	getAttributeAxisIterator(Object contextNode) Throws UnsupportedAxisException
String	getAttributeName(Object obj) Retrieve the name of the given attribute node.
String	getAttributeNamespaceUri(Object obj) Retrieve the namespace URI of the given attribute node.
String	getAttributeQName(Object obj) Retrieve the QName of the given attribute node.
String	getAttributeStringValue(Object obj) Retrieve the string-value of an attribute node.
Iterator	getChildAxisIterator(Object contextNode) Throws UnsupportedAxisException
String	getCommentStringValue(Object obj) Retrieve the string-value of a comment node.
Object	getDocument(String url) Loads a document from the given URI
Object	getDocumentNode(Object contextNode) Returns the document node that contains the given context node.
String	getElementName(Object obj) Retrieve the name of the given element node.
String	getElementNamespaceUri(Object obj) Retrieve the namespace URI of the given element node.
String	getElementQName(Object obj) Retrieve the QName of the given element node.
String	getElementStringValue(Object obj) Retrieve the string-value of an element node.
static DocumentNavigator	getInstance()
Iterator	getNamespaceAxisIterator(Object contextNode) Throws UnsupportedAxisException
String	getNamespacePrefix(Object obj) Retrieve the namespace prefix of a namespace node.
String	getNamespaceStringValue(Object obj) Retrieve the string-value of a namespace node.
Iterator	getParentAxisIterator(Object contextNode) Throws UnsupportedAxisException
String	getProcessingInstructionData(Object obj) Retrieve the data of a processing-instruction.
String	getProcessingInstructionTarget(Object obj) Retrieve the target of a processing-instruction.
String	getTextStringValue(Object obj) Retrieve the string-value of a text node.
boolean	isAttribute(Object obj) Returns whether the given object is an attribute node.
boolean	isComment(Object obj) Returns whether the given object is a comment node.
boolean	isDocument(Object obj) Returns whether the given object is a document node.
boolean	isElement(Object obj) Returns whether the given object is an element node.
boolean	isNamespace(Object obj) Returns whether the given object is a namespace node.
boolean	isProcessingInstruction(Object obj) Returns whether the given object is a processing-instruction node.
boolean	isText(Object obj) Returns whether the given object is a text node.
XPath	parseXPath(String xpath) Returns a parsed form of the given xpath string, which will be suitable for queries on documents that use the same navigator as this one.
String	translateNamespacePrefixToUri(String prefix, Object context) Translate a namespace prefix to a namespace URI, possibly considering a particular element node.

Methods inherited from class org.xmlpull.v1.builder.xpath.jaxen.DefaultNavigator

getAncestorAxisIterator, getAncestorOrSelfAxisIterator, getDescendantAxisIterator, getDescendantOrSelfAxisIterator, getElementById, getFollowingAxisIterator, getFollowingSiblingAxisIterator, getNodeType, getParentNode, getPrecedingAxisIterator, getPrecedingSiblingAxisIterator, getSelfAxisIterator

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DocumentNavigator

public DocumentNavigator()

Method Detail

getInstance

public static DocumentNavigator getInstance()

isElement

public boolean isElement(Object obj)

Description copied from interface: Navigator

Returns whether the given object is an element node.

Parameters:

obj - The object to test.

Returns:

true if the object is an element node, else false

isComment

public boolean isComment(Object obj)

Description copied from interface: Navigator

Returns whether the given object is a comment node.

Parameters:

obj - The object to test.

Returns:

true if the object is a comment node, else false

isText

public boolean isText(Object obj)

Description copied from interface: Navigator

Returns whether the given object is a text node.

Parameters:

obj - The object to test.

Returns:

true if the object is a text node, else false

isAttribute

public boolean isAttribute(Object obj)

Description copied from interface: Navigator

Returns whether the given object is an attribute node.

Parameters:

obj - The object to test.

Returns:

true if the object is an attribute node, else false

isProcessingInstruction

public boolean isProcessingInstruction(Object obj)

Description copied from interface: Navigator

Returns whether the given object is a processing-instruction node.

Parameters:

obj - The object to test.

Returns:

true if the object is a processing-instruction node, else false

isDocument

public boolean isDocument(Object obj)

Description copied from interface: Navigator

Returns whether the given object is a document node. A document node is the node that is selected by the xpath expression /.

Parameters:

obj - The object to test.

Returns:

true if the object is a document node, else false

isNamespace

public boolean isNamespace(Object obj)

Description copied from interface: Navigator

Returns whether the given object is a namespace node.

Parameters:

obj - The object to test.

Returns:

true if the object is a namespace node, else false

getElementName

public String getElementName(Object obj)

Description copied from interface: Navigator

Retrieve the name of the given element node.

Parameters:

obj - The context element node.

Returns:

The name of the element node.

getElementNamespaceUri

public String getElementNamespaceUri(Object obj)

Description copied from interface: Navigator

Retrieve the namespace URI of the given element node.

Parameters:

obj - The context element node.

Returns:

The namespace URI of the element node.

getAttributeName

public String getAttributeName(Object obj)

Description copied from interface: Navigator

Retrieve the name of the given attribute node.

Returns:

The name of the attribute node.

getAttributeNamespaceUri

public String getAttributeNamespaceUri(Object obj)

Description copied from interface: Navigator

Retrieve the namespace URI of the given attribute node.

Returns:

The namespace URI of the attribute node.

getChildAxisIterator

public Iterator getChildAxisIterator(Object contextNode)

Description copied from class: DefaultNavigator

Throws UnsupportedAxisException

Specified by:

getChildAxisIterator in interface Navigator

Overrides:

getChildAxisIterator in class DefaultNavigator

Parameters:

contextNode - The origin context node.

Returns:

An Iterator capable of traversing the axis.

getNamespaceAxisIterator

public Iterator getNamespaceAxisIterator(Object contextNode)

Description copied from class: DefaultNavigator

Throws UnsupportedAxisException

Specified by:

getNamespaceAxisIterator in interface Navigator

Overrides:

getNamespaceAxisIterator in class DefaultNavigator

Parameters:

contextNode - The origin context node.

Returns:

An Iterator capable of traversing the axis.

getParentAxisIterator

public Iterator getParentAxisIterator(Object contextNode)

Description copied from class: DefaultNavigator

Throws UnsupportedAxisException

Specified by:

getParentAxisIterator in interface Navigator

Overrides:

getParentAxisIterator in class DefaultNavigator

Parameters:

contextNode - The origin context node.

Returns:

An Iterator capable of traversing the axis.

getAttributeAxisIterator

public Iterator getAttributeAxisIterator(Object contextNode)

Description copied from class: DefaultNavigator

Throws UnsupportedAxisException

Specified by:

getAttributeAxisIterator in interface Navigator

Overrides:

getAttributeAxisIterator in class DefaultNavigator

Parameters:

contextNode - The origin context node.

Returns:

An Iterator capable of traversing the axis.

parseXPath

public XPath parseXPath(String xpath)
                 throws SAXPathException

Description copied from interface: Navigator

Returns a parsed form of the given xpath string, which will be suitable for queries on documents that use the same navigator as this one.

Parameters:

xpath - The xpath expression.

Returns:

A new XPath expression object.

Throws:

SAXPathException

See Also:

XPath

getDocumentNode

public Object getDocumentNode(Object contextNode)

Description copied from interface: Navigator

Returns the document node that contains the given context node.

Specified by:

getDocumentNode in interface Navigator

Overrides:

getDocumentNode in class DefaultNavigator

Returns:

The document of the context node.

See Also:

Navigator.isDocument(Object)

getElementQName

public String getElementQName(Object obj)

Description copied from interface: Navigator

Retrieve the QName of the given element node.

Parameters:

obj - The context element node.

Returns:

The QName of the element node.

getAttributeQName

public String getAttributeQName(Object obj)

Description copied from interface: Navigator

Retrieve the QName of the given attribute node.

Returns:

The QName of the attribute node.

getNamespaceStringValue

public String getNamespaceStringValue(Object obj)

Description copied from interface: Navigator

Retrieve the string-value of a namespace node.

Returns:

The string-value of the node.

getNamespacePrefix

public String getNamespacePrefix(Object obj)

Description copied from interface: Navigator

Retrieve the namespace prefix of a namespace node.

Parameters:

obj - The namespace node.

Returns:

The prefix associated with the node.

getTextStringValue

public String getTextStringValue(Object obj)

Description copied from interface: Navigator

Retrieve the string-value of a text node.

Returns:

The string-value of the node.

getAttributeStringValue

public String getAttributeStringValue(Object obj)

Description copied from interface: Navigator

Retrieve the string-value of an attribute node.

Parameters:

obj - The attribute node.

Returns:

The string-value of the node.

getElementStringValue

public String getElementStringValue(Object obj)

Description copied from interface: Navigator

Retrieve the string-value of an element node.

Parameters:

obj - The comment node.

Returns:

The string-value of the node.

getProcessingInstructionTarget

public String getProcessingInstructionTarget(Object obj)

Description copied from interface: Navigator

Retrieve the target of a processing-instruction.

Specified by:

getProcessingInstructionTarget in interface Navigator

Overrides:

getProcessingInstructionTarget in class DefaultNavigator

Parameters:

obj - The context processing-instruction node.

Returns:

The target of the processing-instruction node.

getProcessingInstructionData

public String getProcessingInstructionData(Object obj)

Description copied from interface: Navigator

Retrieve the data of a processing-instruction.

Specified by:

getProcessingInstructionData in interface Navigator

Overrides:

getProcessingInstructionData in class DefaultNavigator

Parameters:

obj - The context processing-instruction node.

Returns:

The data of the processing-instruction node.

getCommentStringValue

public String getCommentStringValue(Object obj)

Description copied from interface: Navigator

Retrieve the string-value of a comment node.

Parameters:

obj - The comment node.

Returns:

The string-value of the node.

translateNamespacePrefixToUri

public String translateNamespacePrefixToUri(String prefix,
                                   Object context)

Description copied from interface: Navigator

Translate a namespace prefix to a namespace URI, possibly considering a particular element node.

Strictly speaking, prefix-to-URI translation should occur irrespective of any element in the document. This method is provided to allow a non-conforming ease-of-use enhancement.

Specified by:

translateNamespacePrefixToUri in interface Navigator

Overrides:

translateNamespacePrefixToUri in class DefaultNavigator

Parameters:

prefix - The prefix to translate.

context - The element to consider during translation.

Returns:

The namespace URI associated with the prefix.

See Also:

NamespaceContext

getDocument

public Object getDocument(String url)
                   throws FunctionCallException

Description copied from interface: Navigator

Loads a document from the given URI

Specified by:

getDocument in interface Navigator

Overrides:

getDocument in class DefaultNavigator

Parameters:

url - is the URI of the document to load

Throws:

FunctionCallException - if the document could not be loaded