XPathExpression (ActiveMQ Artemis Selector Implementation 2.27.0 API)

java.lang.Object
- org.apache.activemq.artemis.selector.filter.XPathExpression

All Implemented Interfaces:

BooleanExpression, Expression
```
public final class XPathExpression
extends Object
implements BooleanExpression
```
Used to evaluate an XPath Expression in a JMS selector.

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static interface XPathExpression.XPathEvaluator

static interface XPathExpression.XPathEvaluatorFactory

Field Summary

Fields
Modifier and Type Field Description

static String DOCUMENT_BUILDER_FACTORY_FEATURE_PREFIX

static XPathExpression.XPathEvaluatorFactory XPATH_EVALUATOR_FACTORY

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`evaluate(Filterable message)`
`boolean`	`matches(Filterable message)`
`protected static void`	`setupFeatures(DocumentBuilderFactory factory)`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

XPATH_EVALUATOR_FACTORY

public static XPathExpression.XPathEvaluatorFactory XPATH_EVALUATOR_FACTORY

DOCUMENT_BUILDER_FACTORY_FEATURE_PREFIX

public static final String DOCUMENT_BUILDER_FACTORY_FEATURE_PREFIX

See Also:: Constant Field Values

Method Detail
- evaluate
```
public Object evaluate(Filterable message)
                throws FilterException
```
  Specified by:
  
  evaluate in interface Expression
  
  Returns:
  
  the value of this expression
  
  Throws:
  
  FilterException
- toString
```
public String toString()
```
  Overrides:
  
  toString in class Object
- matches
```
public boolean matches(Filterable message)
                throws FilterException
```
  Specified by:
  
  matches in interface BooleanExpression
  
  Parameters:
  
  message -
  
  Returns:
  
  true if the expression evaluates to Boolean.TRUE.
  
  Throws:
  
  FilterException
- setupFeatures
```
protected static void setupFeatures(DocumentBuilderFactory factory)
                             throws ParserConfigurationException
```
  Throws:
  
  ParserConfigurationException