1 /**
2 * Copyright (c) 2009-2010, Elias Gomes. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
5 * following conditions are met:
6 *
7 * - Redistributions of source code must retain the above copyright notice, this list of conditions and the following
8 * disclaimer.
9 *
10 * - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
14 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
15 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
16 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
17 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
18 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
19 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
20 */
21 package net.sourceforge.mystique.infrastructure.validation;
22
23 import net.sourceforge.mystique.domain.valueobject.Configuration;
24
25 import org.springframework.validation.Errors;
26 import org.springframework.validation.Validator;
27 import org.springframework.web.multipart.MultipartFile;
28
29 /**
30 * @author Elias Gomes [eliasgomes@users.sourceforge.net]
31 */
32 public class MultipartFileValidator implements Validator {
33
34 private Configuration configuration;
35
36 public MultipartFileValidator(Configuration configuration) {
37 this.configuration = configuration;
38 }
39
40 @Override
41 @SuppressWarnings("unchecked")
42 public boolean supports(Class clss) {
43
44 return MultipartFile.class.isAssignableFrom(clss);
45
46 }
47
48 @Override
49 public void validate(Object object, Errors errors) {
50
51 MultipartFile multipartFile = (MultipartFile) object;
52 if (configuration.getAttachmentsMaxLength().compareTo(multipartFile.getSize()) < 0) {
53 errors.reject("multipartFile.tooLarge");
54 }
55
56 }
57
58 }