XPathExpression (ActiveMQ :: Client 5.18.0 API)

java.lang.Object
- org.apache.activemq.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

Field Summary

Fields
Modifier and Type Field Description

static String DOCUMENT_BUILDER_FACTORY_FEATURE

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`evaluate(MessageEvaluationContext message)`
`boolean`	`matches(MessageEvaluationContext 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
  - DOCUMENT_BUILDER_FACTORY_FEATURE
```
public static final String DOCUMENT_BUILDER_FACTORY_FEATURE
```
    See Also:
    
    Constant Field Values
- Method Detail
  - setupFeatures
```
protected static void setupFeatures(DocumentBuilderFactory factory)
```
  - evaluate
```
public Object evaluate(MessageEvaluationContext message)
                throws JMSException
```
    Specified by:
    
    evaluate in interface Expression
    
    Returns:
    
    the value of this expression
    
    Throws:
    
    JMSException
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - matches
```
public boolean matches(MessageEvaluationContext message)
                throws JMSException
```
    Specified by:
    
    matches in interface BooleanExpression
    
    Parameters:
    
    message -
    
    Returns:
    
    true if the expression evaluates to Boolean.TRUE.
    
    Throws:
    
    JMSException