1 | /* |
2 | * Copyright 2006-2007 the original author or authors. |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. |
6 | * You may obtain a copy of the License at |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
10 | * Unless required by applicable law or agreed to in writing, software |
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | * See the License for the specific language governing permissions and |
14 | * limitations under the License. |
15 | */ |
16 | |
17 | package org.springframework.batch.item.file.transform; |
18 | |
19 | import org.springframework.batch.item.file.mapping.FieldSet; |
20 | |
21 | |
22 | /** |
23 | * Class used to create string representing object. Values are separated by |
24 | * defined delimiter. |
25 | * |
26 | * @author tomas.slanina |
27 | * |
28 | */ |
29 | public class DelimitedLineAggregator implements LineAggregator { |
30 | private String delimiter = ","; |
31 | |
32 | /** |
33 | * Method used to create string representing object. |
34 | * |
35 | * @param fieldSet arrays of strings representing data to be stored |
36 | */ |
37 | public String aggregate(FieldSet fieldSet) { |
38 | StringBuffer buffer = new StringBuffer(); |
39 | String[] args = fieldSet.getValues(); |
40 | for (int i = 0; i < args.length; i++) { |
41 | buffer.append(args[i]); |
42 | |
43 | if (i != (args.length - 1)) { |
44 | buffer.append(delimiter); |
45 | } |
46 | } |
47 | |
48 | return buffer.toString(); |
49 | } |
50 | |
51 | /** |
52 | * Sets the character to be used as a delimiter. |
53 | */ |
54 | public void setDelimiter(String delimiter) { |
55 | this.delimiter = delimiter; |
56 | } |
57 | } |