org.modeshape.jcr.query.model
Class Length

java.lang.Object
  org.modeshape.jcr.query.model.Length

All Implemented Interfaces:

Serializable, DynamicOperand, Length, Operand, LanguageObject, Visitable

@Immutable
public class Length
extends Object
implements DynamicOperand, Length

A dynamic operand that evaluates to the length of the supplied propety values, used in a Comparison constraint.

See Also:

Serialized Form

Constructor Summary

Length(PropertyValue propertyValue)
Create a dynamic operand that evaluates to the length of the supplied property values.

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)
PropertyValue	getPropertyValue()
int	hashCode()
SelectorName	selectorName() Get the selector symbol upon which this operand applies.
Set<SelectorName>	selectorNames() Get the selector symbols to which this operand applies.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Length

public Length(PropertyValue propertyValue)

Create a dynamic operand that evaluates to the length of the supplied property values.

Parameters:

propertyValue - the property value operand

Method Detail

selectorNames

public Set<SelectorName> selectorNames()

Description copied from interface: DynamicOperand

Get the selector symbols to which this operand applies.

Returns:

the immutable ordered set of non-null selector names used by this operand; never null and never empty

getPropertyValue

public final PropertyValue getPropertyValue()

Specified by:

getPropertyValue in interface Length

selectorName

public SelectorName selectorName()

Get the selector symbol upon which this operand applies.

Returns:

the one selector names used by this operand; never null

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

accept

public void accept(Visitor visitor)

Description copied from interface: Visitable

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

Specified by:

accept in interface Visitable

Parameters:

visitor - the visitor; never null