| 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 | } |