org.modeshape.graph.query.model
Class Length

java.lang.Object
  extended by org.modeshape.graph.query.model.DynamicOperand
      extended by org.modeshape.graph.query.model.Length
All Implemented Interfaces:
Serializable, LanguageObject, Visitable

@Immutable
public class Length
extends DynamicOperand

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()
          Get the property value whose length is being constrained.
 SelectorName getSelectorName()
          Get the selector symbol upon which this operand applies.
 int hashCode()
          
 String toString()
          
 
Methods inherited from class org.modeshape.graph.query.model.DynamicOperand
getSelectorNames
 
Methods inherited from class java.lang.Object
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

getPropertyValue

public final PropertyValue getPropertyValue()
Get the property value whose length is being constrained.

Returns:
the property value being constrained; never null

getSelectorName

public SelectorName getSelectorName()
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
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.modeshape.graph.query.model.Visitor)


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