org.netbeans.modules.xml.xdm.visitor
Class XPathFinder

java.lang.Object
  org.netbeans.modules.xml.xdm.visitor.DefaultVisitor
      org.netbeans.modules.xml.xdm.visitor.ChildVisitor
          org.netbeans.modules.xml.xdm.visitor.XPathFinder

All Implemented Interfaces:

XMLNodeVisitor

public class XPathFinder
extends ChildVisitor

Finder for nodes from a document using arbitrary XPath expression.

Field Summary

static String	AT
static String	BRACKET0
static String	BRACKET1
static String	COLON
static String	SEP
static String	XPNS

Constructor Summary

XPathFinder()

Method Summary

Node	findNode(Document root, String xpath)
List<Node>	findNodes(Document root, String xpathExpression)
NamespaceContext	getNamespaceContext()
static String	getXpath(Document root, Node target)
boolean	isReadyForEvaluation()
protected void	visitNode(Node e)

Methods inherited from class org.netbeans.modules.xml.xdm.visitor.DefaultVisitor

visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Field Detail

SEP

public static final String SEP

See Also:

Constant Field Values

AT

public static final String AT

See Also:

Constant Field Values

COLON

public static final String COLON

See Also:

Constant Field Values

BRACKET0

public static final String BRACKET0

See Also:

Constant Field Values

BRACKET1

public static final String BRACKET1

See Also:

Constant Field Values

XPNS

public static final String XPNS

See Also:

Constant Field Values

Constructor Detail

XPathFinder

public XPathFinder()

Method Detail

getXpath

public static String getXpath(Document root,
                              Node target)

Parameters:

root - root node

target - Element or Attribute node to generate the xpath for.

Returns:

an xpath that can be used to retrieve the given node using #findNode

findNode

public Node findNode(Document root,
                     String xpath)

Parameters:

root - context in which to find the node.

xpath - location path for the attribute or element.

Returns:

the node correspond to specified xpath, if provided xpath result in more than one nodes, only the first on get returned.

findNodes

public List<Node> findNodes(Document root,
                            String xpathExpression)

Parameters:

root - context in which to find the node.

xpath - location path for the attribute or element.

Returns:

the nodes correspond to specified xpath.

visitNode

protected void visitNode(Node e)

Overrides:

visitNode in class ChildVisitor

isReadyForEvaluation

public boolean isReadyForEvaluation()

getNamespaceContext

public NamespaceContext getNamespaceContext()