/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.ejb.plugins.cmp.jdbc.metadata;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.jboss.deployment.DeploymentException;
import org.jboss.metadata.MetaData;
import org.w3c.dom.Element;
/**
* Imutable class which holds a list of the properties for a dependent value
* class.
*
* @author <a href="mailto:dain@daingroup.com">Dain Sundstrom</a>
* @version $Revision: 81030 $
*/
public final class JDBCValueClassMetaData {
private final Class javaType;
private final List properties;
/**
* Constructs a value class metadata class with the data contained in
* the dependent-value-class xml element from a jbosscmp-jdbc xml file.
*
* @param classElement the xml Element which contains the metadata about
* this value class
* @param classLoader the ClassLoader which is used to load this value class
* @throws DeploymentException if the xml element is not semantically correct
*/
public JDBCValueClassMetaData(Element classElement, ClassLoader classLoader) throws DeploymentException {
String className = MetaData.getUniqueChildContent(classElement, "class");
try {
javaType = classLoader.loadClass(className);
} catch (ClassNotFoundException e) {
throw new DeploymentException("dependent-value-class not found: " + className);
}
List propertyList = new ArrayList();
Iterator iterator = MetaData.getChildrenByTagName(classElement, "property");
while(iterator.hasNext()) {
Element propertyElement = (Element)iterator.next();
propertyList.add(new JDBCValuePropertyMetaData(propertyElement, javaType));
}
properties = Collections.unmodifiableList(propertyList);
}
/**
* Gets the Java Class of this value class.
*
* @return the java Class of this value class
*/
public Class getJavaType() {
return javaType;
}
/**
* Gets the properties of this value class which are to be saved into the database.
*
* @return an unmodifiable list which contains the JDBCValuePropertyMetaData objects
*/
public List getProperties() {
return properties;
}
}