org.apache.ambari.server.controller.predicate

Class ComparisonPredicate<T>

java.lang.Object

org.apache.ambari.server.controller.predicate.PropertyPredicate

org.apache.ambari.server.controller.predicate.ComparisonPredicate<T>

All Implemented Interfaces:

BasePredicate, PredicateVisitorAcceptor, Predicate

Direct Known Subclasses:

EqualsPredicate, FilterPredicate, GreaterEqualsPredicate, GreaterPredicate, LessEqualsPredicate, LessPredicate

public abstract class ComparisonPredicate<T>
extends PropertyPredicate
implements BasePredicate

Predicate that compares a given value to a Resource property.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ComparisonPredicate(String propertyId, Comparable<T> value)

Method Summary

Modifier and Type	Method and Description
void	accept(PredicateVisitor visitor) Accept the given visitor.
protected int	compareValueTo(Object propertyValue)
protected int	compareValueToIgnoreCase(Object propertyValue)
abstract ComparisonPredicate<T>	copy(String propertyId)
boolean	equals(Object o)
abstract String	getOperator()
Comparable<T>	getValue()
int	hashCode()
String	toString()

Methods inherited from class org.apache.ambari.server.controller.predicate.PropertyPredicate

getPropertyId, getPropertyIds

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ambari.server.controller.predicate.BasePredicate

getPropertyIds

Methods inherited from interface org.apache.ambari.server.controller.spi.Predicate

evaluate

Constructor Detail

ComparisonPredicate

protected ComparisonPredicate(String propertyId,
                              Comparable<T> value)

Method Detail

getValue

public Comparable<T> getValue()

equals

public boolean equals(Object o)

Overrides:

equals in class PropertyPredicate

hashCode

public int hashCode()

Overrides:

hashCode in class PropertyPredicate

accept

public void accept(PredicateVisitor visitor)

Description copied from interface: PredicateVisitorAcceptor

Accept the given visitor.

Specified by:

accept in interface PredicateVisitorAcceptor

Parameters:

visitor - the visitor

compareValueToIgnoreCase

protected int compareValueToIgnoreCase(Object propertyValue)
                                throws ClassCastException

Throws:

ClassCastException

compareValueTo

protected int compareValueTo(Object propertyValue)
                      throws ClassCastException

Throws:

ClassCastException

getOperator

public abstract String getOperator()

copy

public abstract ComparisonPredicate<T> copy(String propertyId)

toString

public String toString()

Overrides:

toString in class Object