?? xmlbeanfactory.java
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/*
* Copyright 2005-2007 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 net.sf.dozer.util.mapping.factory;
import java.lang.reflect.Method;
import net.sf.dozer.util.mapping.BeanFactoryIF;
import net.sf.dozer.util.mapping.MappingException;
/**
* @author garsombke.franz
*/
public class XMLBeanFactory implements BeanFactoryIF {
private static Class[] emptyArglist = new Class[0];
/**
* Creat a bean implementation of a xml bean interface.
*
* @param srcObj
* The source object
* @param srcObjClass
* The source object class
* @param beanId
* the name of the destination interface class
* @return A implementation of the destination interface
*/
public Object createBean(Object srcObj, Class srcObjClass, String beanId) {
Object result = null;
try {
Class destClass;
destClass = Class.forName(beanId);
Class[] innerClasses = destClass.getClasses();
Class factory = null;
for (int i = 0; i < innerClasses.length; i++) {
if (innerClasses[i].getName().endsWith("Factory")) {
factory = innerClasses[i];
}
}
if (factory == null) {
throw new MappingException("Factory class of Bean of type " + beanId + " not found.");
}
Method newInstance = factory.getMethod("newInstance", emptyArglist);
result = newInstance.invoke(null, emptyArglist);
} catch (ClassNotFoundException e) {
throw new MappingException("Bean of type " + beanId + " not found.", e);
} catch (Exception e) {
throw new MappingException(e);
}
return result;
}
}
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