org.jboss.dna.graph.query.model
Class PropertyValue

java.lang.Object
  org.jboss.dna.graph.query.model.DynamicOperand
      org.jboss.dna.graph.query.model.PropertyValue

All Implemented Interfaces:

Serializable, LanguageObject, Visitable

@Immutable
public class PropertyValue
extends DynamicOperand

A dynamic operand that evaluates to the value(s) of a property on a selector, used in a Comparison constraint.

See Also:

Serialized Form

Constructor Summary

PropertyValue(SelectorName selectorName, String propertyName)
Create a dynamic operand that evaluates to the property values of the node identified by the selector.

Method Summary

void	accept(Visitor visitor) Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.
boolean	equals(Object obj)
String	getPropertyName() Get the name of the property.
SelectorName	getSelectorName() Get the selector symbol upon which this operand applies.
int	hashCode()
String	toString()

Methods inherited from class org.jboss.dna.graph.query.model.DynamicOperand

getSelectorNames

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PropertyValue

public PropertyValue(SelectorName selectorName,
                     String propertyName)

Create a dynamic operand that evaluates to the property values of the node identified by the selector.

Parameters:

selectorName - the name of the selector

propertyName - the name of the property

Throws:

IllegalArgumentException - if the selector name or property name are null

Method Detail

getSelectorName

public SelectorName getSelectorName()

Get the selector symbol upon which this operand applies.

Returns:

the one selector names used by this operand; never null

getPropertyName

public final String getPropertyName()

Get the name of the property.

Returns:

the property name; never null

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

See Also:

Object.hashCode()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

See Also:

Object.equals(java.lang.Object)

accept

public void accept(Visitor visitor)

Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.

Parameters:

visitor - the visitor; never null

See Also:

Visitable.accept(org.jboss.dna.graph.query.model.Visitor)