1 package fr.ifremer.tutti.service.csv;
2
3 /*
4 * #%L
5 * Tutti :: Service
6 * $Id:$
7 * $HeadURL:$
8 * %%
9 * Copyright (C) 2012 - 2015 Ifremer
10 * %%
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation, either version 3 of the
14 * License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public
22 * License along with this program. If not, see
23 * <http://www.gnu.org/licenses/gpl-3.0.html>.
24 * #L%
25 */
26
27 import org.apache.commons.lang3.StringUtils;
28 import org.nuiton.csv.ValueParserFormatter;
29
30 import java.text.ParseException;
31 import java.util.Collections;
32 import java.util.LinkedHashSet;
33 import java.util.Set;
34 import java.util.stream.Collectors;
35
36 /**
37 * Created on 2/5/15.
38 *
39 * @author Tony Chemit - chemit@codelutin.com
40 * @since 4.5.1
41 */
42 public class StringSetParserFormatter implements ValueParserFormatter<Set<String>> {
43
44 @Override
45 public String format(Set<String> value) {
46 return value.stream().collect(Collectors.joining("|"));
47 }
48
49 @Override
50 public Set<String> parse(String value) throws ParseException {
51 Set<String> result = new LinkedHashSet<>();
52 if (StringUtils.isNotBlank(value)) {
53 String[] split = value.split("\\s*\\|\\s*");
54 Collections.addAll(result, split);
55 }
56 return result;
57 }
58 }