Class XPathFilterParameterSpec
java.lang.Object
javax.xml.crypto.dsig.spec.XPathFilterParameterSpec
- All Implemented Interfaces:
AlgorithmParameterSpec
,TransformParameterSpec
Parameters for the
XPath Filtering Transform Algorithm.
The parameters include the XPath expression and an optional
Map
of additional namespace prefix mappings. The XML Schema Definition of
the XPath Filtering transform parameters is defined as:
<element name="XPath" type="string"/>
- Since:
- 1.6
- See Also:
-
Constructor Summary
ConstructorDescriptionXPathFilterParameterSpec
(String xPath) Creates anXPathFilterParameterSpec
with the specified XPath expression.XPathFilterParameterSpec
(String xPath, Map<String, String> namespaceMap) Creates anXPathFilterParameterSpec
with the specified XPath expression and namespace map. -
Method Summary
-
Constructor Details
-
XPathFilterParameterSpec
Creates anXPathFilterParameterSpec
with the specified XPath expression.- Parameters:
xPath
- the XPath expression to be evaluated- Throws:
NullPointerException
- ifxPath
isnull
-
XPathFilterParameterSpec
Creates anXPathFilterParameterSpec
with the specified XPath expression and namespace map. The map is copied to protect against subsequent modification.- Parameters:
xPath
- the XPath expression to be evaluatednamespaceMap
- the map of namespace prefixes. Each key is a namespace prefixString
that maps to a corresponding namespace URIString
.- Throws:
NullPointerException
- ifxPath
ornamespaceMap
arenull
ClassCastException
- if any of the map's keys or entries are not of typeString
-
-
Method Details
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getXPath
Returns the XPath expression to be evaluated.- Returns:
- the XPath expression to be evaluated
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getNamespaceMap
Returns a map of namespace prefixes. Each key is a namespace prefixString
that maps to a corresponding namespace URIString
.This implementation returns an
unmodifiable map
.- Returns:
- a
Map
of namespace prefixes to namespace URIs (may be empty, but nevernull
)
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