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java.lang.Object
- javax.xml.crypto.dsig.spec.XPathFilterParameterSpec

All Implemented Interfaces:

AlgorithmParameterSpec, TransformParameterSpec
```
public final class XPathFilterParameterSpec
extends Object
implements 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:
Transform

Constructor Summary

Constructors
Constructor and Description
`XPathFilterParameterSpec(String xPath)` Creates an `XPathFilterParameterSpec` with the specified XPath expression.
`XPathFilterParameterSpec(String xPath, Map namespaceMap)` Creates an `XPathFilterParameterSpec` with the specified XPath expression and namespace map.

XPathFilterParameterSpec (Java Platform SE 7 ) Home of API Java Contents Haut

Method Summary

Methods
Modifier and Type Method and Description

Map getNamespaceMap()
Returns a map of namespace prefixes.

String getXPath()
Returns the XPath expression to be evaluated.

XPathFilterParameterSpec (Java Platform SE 7 ) Home of API Java Contents Haut
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - XPathFilterParameterSpec
```
public XPathFilterParameterSpec(String xPath)
```
    Creates an XPathFilterParameterSpec with the specified XPath expression.
    
    Parameters:
    xPath - the XPath expression to be evaluated
    
    Throws:
    
    NullPointerException - if xPath is null
  - XPathFilterParameterSpec
```
public XPathFilterParameterSpec(String xPath,
                        Map namespaceMap)
```
    Creates an XPathFilterParameterSpec with the specified XPath expression and namespace map. The map is copied to protect against subsequent modification.
    
    Parameters:
    xPath - the XPath expression to be evaluated
    namespaceMap - the map of namespace prefixes. Each key is a namespace prefix String that maps to a corresponding namespace URI String.
    
    Throws:
    
    NullPointerException - if xPath or namespaceMap are null
    
    ClassCastException - if any of the map's keys or entries are not of type String
- Method Detail
  - getXPath
```
public String getXPath()
```
    Returns the XPath expression to be evaluated.
    
    Returns:
    the XPath expression to be evaluated
  - 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)

Error Infobrol

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Type of error (18-01)

Unknown format specifier "&"

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Modifier and Type	Method and Description
`Map`	`getNamespaceMap()` Returns a map of namespace prefixes.
`String`	`getXPath()` Returns the XPath expression to be evaluated.

Class XPathFilterParameterSpec

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

XPathFilterParameterSpec

XPathFilterParameterSpec

Method Detail

getXPath

getNamespaceMap

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Type of error (18-01)

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