/* * 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(); } }