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javax.xml.crypto.dsig.spec
Class XPathType

java.lang.Object
  javax.xml.crypto.dsig.spec.XPathType

public class XPathType
extends Object

The XML Schema Definition of the XPath element as defined in the W3C Recommendation for XML-Signature XPath Filter 2.0:

 <schema xmlns="http://www.w3.org/2001/XMLSchema"
         xmlns:xf="http://www.w3.org/2002/06/xmldsig-filter2"
         targetNamespace="http://www.w3.org/2002/06/xmldsig-filter2"
         version="0.1" elementFormDefault="qualified">

 <element name="XPath"
          type="xf:XPathType"/>

 <complexType name="XPathType">
   <simpleContent>
     <extension base="string">
       <attribute name="Filter">
         <simpleType>
           <restriction base="string">
             <enumeration value="intersect"/>
             <enumeration value="subtract"/>
             <enumeration value="union"/>
           </restriction>
         </simpleType>
       </attribute>
     </extension>
   </simpleContent>
 </complexType>
 

Since:

1.6

See Also:

XPathFilter2ParameterSpec

Nested Class Summary

Modifier and Type	Class and Description
static class	XPathType.Filter Represents the filter set operation.

Constructor and Description

XPathType(String expression, XPathType.Filter filter)
Creates an XPathType instance with the specified XPath expression and filter.

XPathType(String expression, XPathType.Filter filter, Map namespaceMap)
Creates an XPathType instance with the specified XPath expression, filter, and namespace map.

Method Summary

Modifier and Type	Method and Description
String	getExpression() Returns the XPath expression to be evaluated.
XPathType.Filter	getFilter() Returns the filter operation.
Map	getNamespaceMap() Returns a map of namespace prefixes.

Methods inherited from class java.lang.Object

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

Constructor Detail

XPathType

public XPathType(String expression,
                 XPathType.Filter filter)

Creates an XPathType instance with the specified XPath expression and filter.

Parameters:

expression - the XPath expression to be evaluated

filter - the filter operation (XPathType.Filter.INTERSECT, XPathType.Filter.SUBTRACT, or XPathType.Filter.UNION)

Throws:

NullPointerException - if expression or filter is null

XPathType

public XPathType(String expression,
                 XPathType.Filter filter,
                 Map namespaceMap)

Creates an XPathType instance with the specified XPath expression, filter, and namespace map. The map is copied to protect against subsequent modification.

Parameters:

expression - the XPath expression to be evaluated

filter - the filter operation (XPathType.Filter.INTERSECT, XPathType.Filter.SUBTRACT, or XPathType.Filter.UNION)

namespaceMap - the map of namespace prefixes. Each key is a namespace prefix String that maps to a corresponding namespace URI String.

Throws:

NullPointerException - if expression, filter or namespaceMap are null

ClassCastException - if any of the map's keys or entries are not of type String

Method Detail

getExpression

public String getExpression()

Returns the XPath expression to be evaluated.

Returns:

the XPath expression to be evaluated

getFilter

public XPathType.Filter getFilter()

Returns the filter operation.

Returns:

the filter operation

getNamespaceMap

public Map getNamespaceMap()

Returns a map of namespace prefixes. Each key is a namespace prefix String that maps to a corresponding namespace URI String.

This implementation returns an unmodifiable map.

Returns:

a Map of namespace prefixes to namespace URIs (may be empty, but never null)