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* 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
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package org.apache.isis.core.metamodel.facets.object.objectvalidprops.impl;
import org.apache.isis.applib.annotation.Where;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facets.object.objectvalidprops.ObjectValidPropertiesFacetAbstract;
import org.apache.isis.core.metamodel.interactions.ObjectValidityContext;
import org.apache.isis.core.metamodel.spec.feature.Contributed;
import org.apache.isis.core.metamodel.spec.feature.ObjectAssociation;
import org.apache.isis.core.metamodel.spec.feature.OneToOneAssociation;
public class ObjectValidPropertiesFacetImpl extends ObjectValidPropertiesFacetAbstract {
// REVIEW: should provide this rendering context, rather than hardcoding.
// the net effect currently is that class members annotated with
// @Hidden(where=Where.ANYWHERE) or @Disabled(where=Where.ANYWHERE) will indeed
// be hidden/disabled, but will be visible/enabled (perhaps incorrectly)
// for any other value for Where
private final Where where = Where.ANYWHERE;
public ObjectValidPropertiesFacetImpl(final FacetHolder holder) {
super(holder);
}
@Override
public String invalidReason(
final ObjectValidityContext context) {
final StringBuilder buf = new StringBuilder();
final ObjectAdapter adapter = context.getTarget();
for (final ObjectAssociation property : adapter.getSpecification().getAssociations(Contributed.EXCLUDED, ObjectAssociation.Filters.PROPERTIES)) {
// ignore hidden properties
if (property.isVisible(adapter, context.getInitiatedBy(), where).isVetoed()) {
continue;
}
// ignore disabled properties
if (property.isUsable(adapter, context.getInitiatedBy(), where).isVetoed()) {
continue;
}
final OneToOneAssociation otoa = (OneToOneAssociation) property;
final ObjectAdapter value = otoa.get(adapter, context.getInitiatedBy());
if (otoa.isAssociationValid(adapter, value, context.getInitiatedBy()).isVetoed()) {
if (buf.length() > 0) {
buf.append(", ");
}
buf.append(property.getName());
}
}
if (buf.length() > 0) {
return "Invalid properties: " + buf.toString();
}
return null;
}
}