/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.isis.core.progmodel.facets.properties.validate;
import org.apache.isis.applib.events.ValidityEvent;
import org.apache.isis.core.metamodel.facetapi.Facet;
import org.apache.isis.core.metamodel.facetapi.FacetAbstract;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.interactions.PropertyModifyContext;
import org.apache.isis.core.metamodel.interactions.ValidityContext;
public abstract class PropertyValidateFacetAbstract extends FacetAbstract implements PropertyValidateFacet {
public static Class<? extends Facet> type() {
return PropertyValidateFacet.class;
}
public PropertyValidateFacetAbstract(final FacetHolder holder) {
super(type(), holder, false);
}
@Override
public String invalidates(final ValidityContext<? extends ValidityEvent> context) {
if (!(context instanceof PropertyModifyContext)) {
return null;
}
final PropertyModifyContext propertyModifyContext = (PropertyModifyContext) context;
return invalidReason(propertyModifyContext.getTarget(), propertyModifyContext.getProposed());
}
}