/*
* Copyright 2002-2007 the original author or authors.
*
* 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 org.internna.iwebmvc.spring.binding;
import java.beans.PropertyEditorSupport;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.internna.iwebmvc.core.crypto.Decipherer;
import org.internna.iwebmvc.core.dao.DAO;
import org.internna.iwebmvc.model.UUID;
import org.internna.iwebmvc.model.core.hierarchy.AbstractHierarchy;
import org.internna.iwebmvc.model.core.hierarchy.AbstractHierarchyNode;
import org.internna.iwebmvc.utils.ClassUtils;
import org.internna.iwebmvc.utils.StringUtils;
/**
* Binder for Tree widget
*
* @author Jose Noheda
* @since 1.0
*/
public class HierarchyBinder extends PropertyEditorSupport {
private static Log log = LogFactory.getLog(HierarchyBinder.class);
protected DAO dao;
protected Decipherer decipherer;
public HierarchyBinder(DAO dao, Decipherer decipherer) {
this.dao = dao;
this.decipherer = decipherer;
}
@Override
@SuppressWarnings("unchecked")
public void setAsText(String text) throws IllegalArgumentException {
Object o = null;
if (StringUtils.hasText(text)) {
try {
String[] parts = StringUtils.split(text, ";");
Class<? extends AbstractHierarchyNode> hierarchyNodeClass = ClassUtils.forName(decipherer.decrypt(parts[0]));
o = dao.find(hierarchyNodeClass, new UUID(decipherer.decrypt(parts[1]))).getHierarchy();
} catch (Exception e) {
if (log.isWarnEnabled()) log.warn("Could not bind Hierarchy", e);
}
}
setValue(o);
}
}