org.apache.stanbol.entityhub.servicesapi.query

Class Constraint

java.lang.Object

org.apache.stanbol.entityhub.servicesapi.query.Constraint

Direct Known Subclasses:

RangeConstraint, SimilarityConstraint, TextConstraint, ValueConstraint

public abstract class Constraint
extends Object

Abstract base class for all types of Constraints.

Author:

Rupert Westenthaler

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Constraint.ConstraintType Defines the enumeration of available Constraints.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Constraint(Constraint.ConstraintType type)

Method Summary

Methods

Modifier and Type	Method and Description
Double	getBoost() The boost
Constraint.ConstraintType	getType() Getter for the type of the constraint.
void	setBoost(Double boost) Setter for the boost.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Constraint

protected Constraint(Constraint.ConstraintType type)

Method Detail

getType

public final Constraint.ConstraintType getType()

Getter for the type of the constraint.

Returns:

The type of the constraint

getBoost

public final Double getBoost()

The boost

Returns:

the boost or null if not set

setBoost

public final void setBoost(Double boost)

Setter for the boost.

Parameters:

boost - the boost or null to unset the boost

Throws:

IllegalArgumentException - it the boost is lower than zero

toString

public String toString()

Overrides:

toString in class Object