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5a24e806 | 1 | /** @file\r |
2 | \r | |
3 | The file is used to caculate file MD5 value.\r | |
4 | \r | |
5 | Copyright (c) 2006, Intel Corporation\r | |
6 | All rights reserved. This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | package org.tianocore.frameworkwizard.far;\r | |
16 | \r | |
17 | import java.io.File;\r | |
18 | import java.io.FileInputStream;\r | |
19 | import java.security.MessageDigest;\r | |
20 | \r | |
21 | public class FarMd5 {\r | |
22 | \r | |
23 | static public String md5(File file) throws Exception {\r | |
24 | byte[] buffer = new byte[(int) file.length()];\r | |
25 | FileInputStream fInput = new FileInputStream(file);\r | |
26 | fInput.read(buffer);\r | |
27 | fInput.close();\r | |
28 | return md5(buffer);\r | |
29 | \r | |
30 | }\r | |
31 | \r | |
32 | static public String md5(byte[] buffer) throws Exception {\r | |
33 | MessageDigest md = MessageDigest.getInstance("MD5");\r | |
34 | byte[] md5 = md.digest(buffer);\r | |
35 | return new String(String.format("%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", md5[0], md5[1], md5[2], md5[3], md5[4],\r | |
36 | md5[5], md5[6], md5[7], md5[8], md5[9], md5[10], md5[11], md5[12], md5[13],\r | |
37 | md5[14], md5[15]));\r | |
38 | \r | |
39 | }\r | |
40 | }\r |