Source Code Cross Referenced for CookieEncoderDecoder.java in  » Portal » Open-Portal » com » sun » portal » desktop » encode » Java Source Code / Java DocumentationJava Source Code and Java Documentation

Java Source Code / Java Documentation
1. 6.0 JDK Core
2. 6.0 JDK Modules
3. 6.0 JDK Modules com.sun
4. 6.0 JDK Modules com.sun.java
5. 6.0 JDK Modules sun
6. 6.0 JDK Platform
7. Ajax
8. Apache Harmony Java SE
9. Aspect oriented
10. Authentication Authorization
11. Blogger System
12. Build
13. Byte Code
14. Cache
15. Chart
16. Chat
17. Code Analyzer
18. Collaboration
19. Content Management System
20. Database Client
21. Database DBMS
22. Database JDBC Connection Pool
23. Database ORM
24. Development
25. EJB Server geronimo
26. EJB Server GlassFish
27. EJB Server JBoss 4.2.1
28. EJB Server resin 3.1.5
29. ERP CRM Financial
30. ESB
31. Forum
32. GIS
33. Graphic Library
34. Groupware
35. HTML Parser
36. IDE
37. IDE Eclipse
38. IDE Netbeans
39. Installer
40. Internationalization Localization
41. Inversion of Control
42. Issue Tracking
43. J2EE
44. JBoss
45. JMS
46. JMX
47. Library
48. Mail Clients
49. Net
50. Parser
51. PDF
52. Portal
53. Profiler
54. Project Management
55. Report
56. RSS RDF
57. Rule Engine
58. Science
59. Scripting
60. Search Engine
61. Security
62. Sevlet Container
63. Source Control
64. Swing Library
65. Template Engine
66. Test Coverage
67. Testing
68. UML
69. Web Crawler
70. Web Framework
71. Web Mail
72. Web Server
73. Web Services
74. Web Services apache cxf 2.0.1
75. Web Services AXIS2
76. Wiki Engine
77. Workflow Engines
78. XML
79. XML UI
Java
Java Tutorial
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java Source Code / Java Documentation » Portal » Open Portal » com.sun.portal.desktop.encode 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


01:        /* 
02:         * Copyright 2001 Sun Microsystems, Inc.  All rights reserved. 
03:         * PROPRIETARY/CONFIDENTIAL.  Use of this product is subject to license terms. 
04:         */
05:        package com.sun.portal.desktop.encode;
06:
07:        import java.net.URLDecoder;
08:
09:        import com.sun.portal.desktop.util.Integers;
10:
11:        class CookieEncoderDecoder implements  TypeEncoder, TypeDecoder {
12:            /**
13:             * special characters that need to be escaped when setting cookie value.
14:             */
15:            public static final char[] cookieEscapeChars = { ';', ',', ' ',
16:                    '[', ']', '{', '}', '=', '"', '/', '\\', '?', '@', ':',
17:                    '\n', '\r' };
18:
19:            /**
20:             * Checks for special characters that cannot be used as a cookie value
21:             */
22:            private static boolean isCookieEscChar(char ch) {
23:                boolean result = false;
24:                for (int i = 0; i < cookieEscapeChars.length; i++) {
25:                    if (ch == cookieEscapeChars[i]) {
26:                        result = true;
27:                        break;
28:                    }
29:                }
30:                return result;
31:            }
32:
33:            /**
34:             * Encodes a string to be used for a cookie value. Translates any
35:             * special characters defined in the static arrays cookieEscapeChars
36:             * and encodes the special characters using the following algorithm:
37:             *
38:             * The algorithm translates, for example, ',' the comma character into
39:             * '%2c' where 2c is the hex equivalent of the comma character's
40:             * numeric value.
41:             *
42:             */
43:            public String encode(String value) {
44:                StringBuffer buf = new StringBuffer();
45:                for (int i = 0; i < value.length(); i++) {
46:                    char ch = value.charAt(i);
47:                    if (isCookieEscChar(ch)) {
48:                        int j = (int) ch;
49:                        buf.append("%").append(Integers.getHex(j));
50:                    } else {
51:                        buf.append(ch);
52:                    }
53:                }
54:                return buf.toString();
55:            }
56:
57:            /**
58:             * Decodes a cookie cncoded string. A cookie encoded string is one that has had
59:             * special characters excaped as %XY where XY is the hex equivalent of the
60:             * character's numeric value. The specific characters to be escaped are contained
61:             * in the static array cookieEscapeChars.
62:             *
63:             * This method calls java.net.URLDecoder to decode the string. A URL encoded string
64:             * is of the same format as a cookie encoded one, with different escape characters.
65:             * The implementation of URLDecoder.decode() simply translates all %SY into the
66:             * character equivalent, not paying special attention to whether the character represents
67:             * something that would have been URL encoded. The implementation here is therefore
68:             * dependent upon the implementation of java.net.URLDecoder and may need to be
69:             * changed as the JDK implementation changes.
70:             *
71:             */
72:            public String decode(String value) {
73:                return java.net.URLDecoder.decode(value);
74:            }
75:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.