/*
* Copyright (c) 2012 Data Harmonisation Panel
*
* All rights reserved. This program and the accompanying materials are made
* available under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution. If not, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* HUMBOLDT EU Integrated Project #030962
* Data Harmonisation Panel <http://www.dhpanel.eu>
*/
package eu.esdihumboldt.hale.common.schema.model.constraint.type;
import net.jcip.annotations.Immutable;
import eu.esdihumboldt.hale.common.schema.model.Constraint;
import eu.esdihumboldt.hale.common.schema.model.TypeConstraint;
import eu.esdihumboldt.hale.common.schema.model.constraint.AbstractFlagConstraint;
/**
* Flags if a type is abstract, disabled by default
*
* @author Simon Templer
*/
@Immutable
@Constraint
public class AbstractFlag extends AbstractFlagConstraint implements TypeConstraint {
/**
* Enabled abstract flag
*/
public static final AbstractFlag ENABLED = new AbstractFlag(true);
/**
* Disabled abstract flag
*/
public static final AbstractFlag DISABLED = new AbstractFlag(false);
/**
* Get the abstract flag
*
* @param isAbstract if the flag shall be enabled
* @return the flag
*/
public static AbstractFlag get(boolean isAbstract) {
return (isAbstract) ? (ENABLED) : (DISABLED);
}
/**
* Creates a default abstract flag, which is disabled. If possible, instead
* of creating an instance, use {@link #get(boolean)}, {@link #ENABLED} or
* {@link #DISABLED}.
*
* @see Constraint
*/
public AbstractFlag() {
this(false);
}
/**
* @see AbstractFlagConstraint#AbstractFlagConstraint(boolean)
*/
private AbstractFlag(boolean enabled) {
super(enabled);
}
/**
* @see TypeConstraint#isInheritable()
*/
@Override
public boolean isInheritable() {
// must be set explicitly on abstract types
return false;
}
}