/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.kuali.kfs.module.cam.util;
import java.beans.PropertyDescriptor;
import org.apache.commons.beanutils.PropertyUtils;
/**
* This class is a utility which will do copying of attributes from a original object to destination object. Intention was to
* provide a attribute value copying mechanism which is less expensive than ObjectUtils.deepCopy() method
*/
public final class ObjectValueUtils {
private ObjectValueUtils() {
}
/**
* This method uses simple getter/setter methods to copy object values from a original object to destination object
*
* @param origin original object
* @param destination destination object
*/
public static void copySimpleProperties(Object origin, Object destination) {
try {
Object[] empty = new Object[] {};
PropertyDescriptor[] propertyDescriptors = PropertyUtils.getPropertyDescriptors(origin.getClass());
for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
if (propertyDescriptor.getReadMethod() != null && propertyDescriptor.getWriteMethod() != null) {
Object value = propertyDescriptor.getReadMethod().invoke(origin, empty);
if (value != null) {
propertyDescriptor.getWriteMethod().invoke(destination, value);
}
}
}
}
catch (Exception e) {
throw new RuntimeException("Unexpected error while copying properties.", e);
}
}
}