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.krad.datadictionary.parse;
017
018import org.kuali.rice.krad.util.KRADUtils;
019import org.springframework.core.convert.TypeDescriptor;
020import org.springframework.core.convert.converter.GenericConverter;
021
022import java.util.HashSet;
023import java.util.List;
024import java.util.Set;
025
026/**
027 * Converts a string configured in the dictionary for a list property type to a List
028 * object using the convention of commas to separate list entries
029 *
030 * @author Kuali Rice Team (rice.collab@kuali.org)
031 */
032public class StringListConverter implements GenericConverter {
033
034    @Override
035    public Set<ConvertiblePair> getConvertibleTypes() {
036        Set<ConvertiblePair> pairs = new HashSet<ConvertiblePair>();
037
038        ConvertiblePair stringListPair = new ConvertiblePair(String.class, List.class);
039        pairs.add(stringListPair);
040
041        return pairs;
042    }
043
044    @Override
045    public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
046        return KRADUtils.convertStringParameterToList((String) source);
047    }
048}