/*
* Smart GWT (GWT for SmartClient)
* Copyright 2008 and beyond, Isomorphic Software, Inc.
*
* Smart GWT is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3
* is published by the Free Software Foundation. Smart GWT is also
* available under typical commercial license terms - see
* http://smartclient.com/license
*
* 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.
*/
package com.smartgwt.client.bean.types;
import com.smartgwt.client.bean.BeanValueType;
import com.smartgwt.client.types.ValueEnum;
public class ValueEnumValueType<ValueType extends Enum<ValueType> & ValueEnum> extends EnumValueType<ValueType> {
public static <T extends Enum<T> & ValueEnum> void registerValueEnumValueType (Class<T> klass) {
// We check first to see if it's already registered, to avoid
// constructing the singleton over and over again. This will
// be called multiple times as various BeanFactories initialize
// themselves.
if (BeanValueType.getBeanValueType(klass) == null) {
BeanValueType.registerBeanValueType(new ValueEnumValueType<T>(klass));
}
}
protected ValueEnumValueType (Class<ValueType> valueType) {
super(valueType);
}
// The only difference between ValueEnum and Enum for our purposes is that
// ValueEnum has getValue()
@Override
protected String doConvertToString (ValueType value) {
return value == null ? null : value.getValue();
}
}