1 /*
2 * PROJECT : DAR Runtime and Tools
3 * COPYRIGHT : Copyright (C) 1999-2004 tim.stephenson@enableit.org
4 * LICENSE : GNU LESSER GENERAL PUBLIC LICENSE
5 * Version 2.1, February 1999
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21 package org.enableit.db.darrt;
22
23 import java.io.File;
24
25
26 /***
27 * @author tim.stephenson
28 */
29 public class DataParserFactory {
30 /***
31 * Returns a procesor based on the file to process.
32 * <p><b>Implementation Note:</b> The processor required is determined by the
33 * file's extension. </p>
34 * @param file File to process.
35 * @return An instance of FileProcessor capable of processing the specified file.
36 * @exception IllegalArgumentException If file is null or no processor is known to
37 * handle this file type.
38 */
39 public static DataParser getInstance(File file) {
40 DataParser parser = null;
41
42 if (file == null) {
43 throw new IllegalArgumentException("Supplied file must not be null");
44 } else {
45 parser = getInstance(file.getName());
46 }
47
48 return parser;
49 }
50
51 public static DataParser getInstance(String fileName)
52 throws IllegalArgumentException {
53 DataParser parser = null;
54
55 /* TODO: First look for parser matching the exact file name.
56 * e.g. 'MonthlyBankStatement.html'
57 */
58
59 // Here are somewhat generic parsers based on file extension
60 String ext = fileName.substring(fileName.lastIndexOf(".") + 1);
61
62 if ("XML".equalsIgnoreCase(ext)) {
63 parser = new XmlDataParser();
64 } else if ("CSV".equalsIgnoreCase(ext)) {
65 parser = new CsvDataParser();
66 } else {
67 throw new IllegalArgumentException("Unknown file extension: " + ext);
68 }
69
70 return parser;
71 }
72 }
This page was automatically generated by Maven