XpathEngine

All Known Implementing Classes:

Jaxp13XpathEngine, SimpleXpathEngine
```
public interface XpathEngine
```
Abstraction of an engine evaluating XPath expressions.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.String`	`evaluate(java.lang.String select, org.w3c.dom.Document document)`	Evaluate the result of executing the specified xpath syntax `select` expression on the specified document
`org.w3c.dom.NodeList`	`getMatchingNodes(java.lang.String select, org.w3c.dom.Document document)`	Execute the specified xpath syntax `select` expression on the specified document and return the list of nodes (could have length zero) that match
`void`	`setNamespaceContext(NamespaceContext ctx)`	Establish a namespace context.

- Method Detail
  - getMatchingNodes
```
org.w3c.dom.NodeList getMatchingNodes(java.lang.String select,
                                      org.w3c.dom.Document document)
                               throws XpathException
```
    Execute the specified xpath syntax select expression on the specified document and return the list of nodes (could have length zero) that match
    
    Parameters:
    
    select -
    
    document -
    
    Returns:
    
    list of matching nodes
    
    Throws:
    
    XpathException
  - evaluate
```
java.lang.String evaluate(java.lang.String select,
                          org.w3c.dom.Document document)
                   throws XpathException
```
    Evaluate the result of executing the specified xpath syntax select expression on the specified document
    
    Parameters:
    
    select -
    
    document -
    
    Returns:
    
    evaluated result
    
    Throws:
    
    XpathException
  - setNamespaceContext
```
void setNamespaceContext(NamespaceContext ctx)
```
    Establish a namespace context.