Java tutorial
/******************************************************************************* * Copyright 2013 Thomas Letsch (contact@thomas-letsch.de) * * 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.moserp.common.converter; import org.moserp.common.domain.Quantity; import org.springframework.core.convert.converter.Converter; import org.springframework.util.StringUtils; public class StringToQuantityConverter implements Converter<String, Quantity> { @Override public Quantity convert(String source) { return StringUtils.hasText(source) ? new Quantity(source) : null; } }