sirius.db.mixing.query.constraints

Class OneInField<C extends Constraint>

java.lang.Object

sirius.db.mixing.query.constraints.OneInField<C>

Type Parameters:

C - the effective type of constraint generated by this builder

public class OneInField<C extends Constraint>
extends Object

Represents a constraint which verifies that the given field contains one of the given values.

Field Summary

Fields

Modifier and Type	Field and Description
protected FilterFactory<C>	factory
protected Mapping	field
protected boolean	forceEmpty
protected boolean	orEmpty
protected Collection<Object>	values

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	OneInField(FilterFactory<C> factory, Mapping field, Collection<Object> values)

Method Summary

Modifier and Type	Method and Description
C	build() Generates the effective constraint.
OneInField<C>	forceEmpty() Signals that an empty input list is not ignored but enforces the target field to be empty.
OneInField<C>	orEmpty() Signals that this constraint is also fulfilled if the target field is empty.

Methods inherited from class java.lang.Object

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

Field Detail

values

protected final Collection<Object> values

factory

protected FilterFactory<C extends Constraint> factory

field

protected final Mapping field

orEmpty

protected boolean orEmpty

forceEmpty

protected boolean forceEmpty

Constructor Detail

OneInField

protected OneInField(FilterFactory<C> factory,
                     Mapping field,
                     Collection<Object> values)

Method Detail

orEmpty

public OneInField<C> orEmpty()

Signals that this constraint is also fulfilled if the target field is empty.

This will convert this constraint into a filter.

Returns:

the constraint itself for fluent method calls

forceEmpty

public OneInField<C> forceEmpty()

Signals that an empty input list is not ignored but enforces the target field to be empty.

This will convert this constraint into a filter.

Returns:

the constraint itself for fluent method calls

build

public C build()

Generates the effective constraint.

Returns:

the constraint to be added to a Query.