/*
* Copyright 2004-2009 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.compass.core.converter.basic;
import org.compass.core.accessor.AccessorUtils;
import org.compass.core.converter.ConversionException;
import org.compass.core.mapping.ResourcePropertyMapping;
import org.compass.core.mapping.osem.ClassPropertyMetaDataMapping;
import org.compass.core.marshall.MarshallingContext;
/**
* @author kimchy
*/
public class EnumConverter extends AbstractBasicConverter {
protected Object doFromString(String str, ResourcePropertyMapping resourcePropertyMapping, MarshallingContext context) throws ConversionException {
ClassPropertyMetaDataMapping metaDataMapping = (ClassPropertyMetaDataMapping) resourcePropertyMapping;
// if this is an EnumSet, get the collection parameter
// TODO we can do better than check it every time, we should store it on the mapping level
Class<? extends Enum> enumType = AccessorUtils.getCollectionParameter(metaDataMapping.getGetter());
// if it is not, just use the actual type and assume it is the actual enum
if (enumType == null) {
enumType = (Class<? extends Enum>) metaDataMapping.getGetter().getReturnType();
}
return Enum.valueOf(enumType, str);
}
protected String doToString(Object o, ResourcePropertyMapping resourcePropertyMapping, MarshallingContext context) {
return ((Enum) o).name();
}
}