org.modeshape.jcr.query.model
Class NodeDepth

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

All Implemented Interfaces:

Serializable, DynamicOperand, Operand, NodeDepth, LanguageObject, Visitable

@Immutable
public class NodeDepth
extends Object
implements DynamicOperand, NodeDepth

A dynamic operand that evaluates to the depth of a node given by a selector, used in a Comparison constraint.

See Also:

Serialized Form

Constructor Summary

NodeDepth(SelectorName selectorName)
Create a dynamic operand that evaluates to the depth 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	getSelectorName() Get the selector symbol upon which this operand applies.
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

NodeDepth

public NodeDepth(SelectorName selectorName)

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

Parameters:

selectorName - the name of the selector

Throws:

IllegalArgumentException - if the selector name or property name are null

Method Detail

selectorName

public SelectorName selectorName()

Get the selector symbol upon which this operand applies.

Returns:

the one selector names used by this operand; never null

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

getSelectorName

public String getSelectorName()

Description copied from interface: NodeDepth

Get the selector symbol upon which this operand applies.

Specified by:

getSelectorName in interface NodeDepth

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