/*
* Copyright (c) 2010-2016 Evolveum
*
* Licensed 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 com.evolveum.midpoint.web.model;
import com.evolveum.midpoint.prism.*;
import com.evolveum.midpoint.prism.path.ItemPath;
import com.evolveum.midpoint.prism.polystring.PolyString;
import com.evolveum.midpoint.util.exception.SchemaException;
import com.evolveum.midpoint.util.logging.LoggingUtils;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.web.page.error.PageError;
import org.apache.commons.lang.Validate;
import org.apache.wicket.RestartResponseException;
import org.apache.wicket.model.IModel;
import javax.xml.namespace.QName;
/**
* Model that returns property real values. This implementation works on containerable models (not wrappers).
*
* Simple implementation, now it can't handle multivalue properties.
*
* @author lazyman
* @author semancik
* @author mederly
*/
public class PrismPropertyRealValueFromContainerableModel<T, C extends Containerable> implements IModel<T> {
private static final Trace LOGGER = TraceManager.getTrace(PrismPropertyRealValueFromContainerableModel.class);
private IModel<C> model;
private ItemPath path;
public PrismPropertyRealValueFromContainerableModel(IModel<C> model, QName item) {
this(model, new ItemPath(item));
}
public PrismPropertyRealValueFromContainerableModel(IModel<C> model, ItemPath path) {
Validate.notNull(model, "Containerable model must not be null.");
Validate.notNull(path, "Item path must not be null.");
this.model = model;
this.path = path;
}
@Override
public T getObject() {
C object = model.getObject();
PrismProperty<T> property;
try {
property = object.asPrismContainerValue().findOrCreateProperty(path);
} catch (SchemaException ex) {
LoggingUtils.logUnexpectedException(LOGGER, "Couldn't create property in path {}", ex, path);
//todo show message in page error [lazyman]
throw new RestartResponseException(PageError.class);
}
return getRealValue(property != null ? property.getRealValue() : null);
}
@Override
public void setObject(T object) {
try {
C obj = model.getObject();
PrismProperty<T> property = obj.asPrismContainerValue().findOrCreateProperty(path);
if (object != null) {
PrismPropertyDefinition<T> def = property.getDefinition();
if (PolyString.class.equals(def.getTypeClass())) {
object = (T) new PolyString((String) object);
}
property.setValue(new PrismPropertyValue<T>(object, OriginType.USER_ACTION, null));
} else {
PrismContainerValue parent = (PrismContainerValue) property.getParent();
parent.remove(property);
}
} catch (Exception ex) {
LoggingUtils.logUnexpectedException(LOGGER, "Couldn't update prism property model", ex);
}
}
@Override
public void detach() {
}
private T getRealValue(T value) {
if (value instanceof PolyString) {
value = (T) ((PolyString) value).getOrig();
}
return value;
}
}