001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.core.util.jaxb;
017
018import javax.xml.bind.annotation.adapters.XmlAdapter;
019
020import org.apache.commons.lang.StringUtils;
021
022/**
023 * An XML adapter that simply performs a null-safe trim on the value to be marshalled or unmarshalled.
024 * 
025 * <p>Only use this adapter when it is necessary for the remaining whitespace-related characters to
026 * remain as-is.
027 * 
028 * @author Kuali Rice Team (rice.collab@kuali.org)
029 */
030public class StringTrimmingAdapter extends XmlAdapter<String,String> {
031
032    /**
033     * @see javax.xml.bind.annotation.adapters.XmlAdapter#unmarshal(java.lang.Object)
034     */
035    @Override
036    public String unmarshal(String v) throws Exception {
037        return StringUtils.trim(v);
038    }
039
040    /**
041     * @see javax.xml.bind.annotation.adapters.XmlAdapter#marshal(java.lang.Object)
042     */
043    @Override
044    public String marshal(String v) throws Exception {
045        return StringUtils.trim(v);
046    }
047
048}