org.eclipse.persistence.internal.oxm

Class UnmarshalXPathEngine

java.lang.Object

org.eclipse.persistence.internal.oxm.UnmarshalXPathEngine

public class UnmarshalXPathEngine
extends java.lang.Object

INTERNAL:

Purpose: Utility class for finding XML nodes using XPath expressions.

Since:

Oracle TopLink 10.1.3

Constructor Summary

Constructors

Constructor and Description
UnmarshalXPathEngine() The default constructor creates a platform instance

Method Summary

Modifier and Type	Method and Description
static UnmarshalXPathEngine	getInstance() Return the XPathEngine singleton.
org.w3c.dom.NodeList	selectElementNodes(org.w3c.dom.Node contextNode, XPathFragment xPathFragment, XMLNamespaceResolver xmlNamespaceResolver)
java.util.List<XMLEntry>	selectNodes(org.w3c.dom.Node contextNode, java.util.List<XMLField> xmlFields, XMLNamespaceResolver xmlNamespaceResolver)
org.w3c.dom.NodeList	selectNodes(org.w3c.dom.Node contextNode, XMLField xmlField, XMLNamespaceResolver xmlNamespaceResolver) Execute the XPath statement relative to the context node.
org.w3c.dom.NodeList	selectNodes(org.w3c.dom.Node contextNode, XMLField xmlField, XMLNamespaceResolver xmlNamespaceResolver, AbstractNullPolicy nullPolicy)
java.lang.Object	selectSingleNode(org.w3c.dom.Node contextNode, XMLField xmlField, XMLNamespaceResolver xmlNamespaceResolver)
java.lang.Object	selectSingleNode(org.w3c.dom.Node contextNode, XMLField xmlField, XMLNamespaceResolver xmlNamespaceResolver, boolean checkForXsiNil) Execute the XPath statement relative to the context node.

Methods inherited from class java.lang.Object

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

Constructor Detail

UnmarshalXPathEngine

public UnmarshalXPathEngine()

The default constructor creates a platform instance

Method Detail

getInstance

public static UnmarshalXPathEngine getInstance()

Return the XPathEngine singleton.

selectSingleNode

public java.lang.Object selectSingleNode(org.w3c.dom.Node contextNode,
                                         XMLField xmlField,
                                         XMLNamespaceResolver xmlNamespaceResolver,
                                         boolean checkForXsiNil)
                                  throws XMLMarshalException

Execute the XPath statement relative to the context node.

Parameters:

contextNode - the node relative to which the XPath statement will be executed

xmlField - the field containing the XPath statement to be executed

namespaceResolver - used to resolve namespace prefixes to the corresponding namespace URI

Returns:

the first node located matching the XPath statement

Throws:

XMLPlatformException

XMLMarshalException

selectSingleNode

public java.lang.Object selectSingleNode(org.w3c.dom.Node contextNode,
                                         XMLField xmlField,
                                         XMLNamespaceResolver xmlNamespaceResolver)
                                  throws XMLMarshalException

Throws:

XMLMarshalException

selectNodes

public org.w3c.dom.NodeList selectNodes(org.w3c.dom.Node contextNode,
                                        XMLField xmlField,
                                        XMLNamespaceResolver xmlNamespaceResolver)
                                 throws XMLMarshalException

Execute the XPath statement relative to the context node.

Parameters:

contextNode - the node relative to which the XPath statement will be executed

xmlField - the field containing the XPath statement to be executed

namespaceResolver - used to resolve namespace prefixes to the corresponding namespace URI

Returns:

a list of nodes matching the XPath statement

Throws:

XMLPlatformException

XMLMarshalException

selectNodes

public org.w3c.dom.NodeList selectNodes(org.w3c.dom.Node contextNode,
                                        XMLField xmlField,
                                        XMLNamespaceResolver xmlNamespaceResolver,
                                        AbstractNullPolicy nullPolicy)
                                 throws XMLMarshalException

Throws:

XMLMarshalException

selectNodes

public java.util.List<XMLEntry> selectNodes(org.w3c.dom.Node contextNode,
                                            java.util.List<XMLField> xmlFields,
                                            XMLNamespaceResolver xmlNamespaceResolver)
                                     throws XMLMarshalException

Throws:

XMLMarshalException

selectElementNodes

public org.w3c.dom.NodeList selectElementNodes(org.w3c.dom.Node contextNode,
                                               XPathFragment xPathFragment,
                                               XMLNamespaceResolver xmlNamespaceResolver)