Source Code Cross Referenced for XMLCatalogHandler.java in  » Web-Server » Rimfaxe-Web-Server » org » apache » xerces » readers » 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 » Web Server » Rimfaxe Web Server » org.apache.xerces.readers 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * The Apache Software License, Version 1.1
003:         *
004:         *
005:         * Copyright (c) 1999 The Apache Software Foundation.  All rights 
006:         * reserved.
007:         *
008:         * Redistribution and use in source and binary forms, with or without
009:         * modification, are permitted provided that the following conditions
010:         * are met:
011:         *
012:         * 1. Redistributions of source code must retain the above copyright
013:         *    notice, this list of conditions and the following disclaimer. 
014:         *
015:         * 2. Redistributions in binary form must reproduce the above copyright
016:         *    notice, this list of conditions and the following disclaimer in
017:         *    the documentation and/or other materials provided with the
018:         *    distribution.
019:         *
020:         * 3. The end-user documentation included with the redistribution,
021:         *    if any, must include the following acknowledgment:  
022:         *       "This product includes software developed by the
023:         *        Apache Software Foundation (http://www.apache.org/)."
024:         *    Alternately, this acknowledgment may appear in the software itself,
025:         *    if and wherever such third-party acknowledgments normally appear.
026:         *
027:         * 4. The names "Xerces" and "Apache Software Foundation" must
028:         *    not be used to endorse or promote products derived from this
029:         *    software without prior written permission. For written 
030:         *    permission, please contact apache@apache.org.
031:         *
032:         * 5. Products derived from this software may not be called "Apache",
033:         *    nor may "Apache" appear in their name, without prior written
034:         *    permission of the Apache Software Foundation.
035:         *
036:         * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037:         * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038:         * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039:         * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
040:         * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041:         * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042:         * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043:         * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044:         * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045:         * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046:         * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047:         * SUCH DAMAGE.
048:         * ====================================================================
049:         *
050:         * This software consists of voluntary contributions made by many
051:         * individuals on behalf of the Apache Software Foundation and was
052:         * originally based on software copyright (c) 1999, International
053:         * Business Machines, Inc., http://www.apache.org.  For more
054:         * information on the Apache Software Foundation, please see
055:         * <http://www.apache.org/>.
056:         */
057:
058:        package org.apache.xerces.readers;
059:
060:        import java.io.IOException;
061:        import java.util.Enumeration;
062:        import java.util.Hashtable;
063:
064:        import org.xml.sax.EntityResolver;
065:        import org.xml.sax.InputSource;
066:        import org.xml.sax.SAXException;
067:
068:        /**
069:         * Interface for implementing basic catalog support in the parser.
070:         * To implement and use a Catalog, implement this interface and
071:         * install your catalog instance as the EntityResolver in the
072:         * parser's entity handler. For example:
073:         * <pre>
074:         *     XMLParser parser = new AnyParser();
075:         *     <font color="blue">parser.addCatalogHandler(new MyCatalog());</font>
076:         * </pre>
077:         * <p>
078:         * This default catalog implementation does not provide a method
079:         * for loading multiple catalogs from various input sources.
080:         * Instead, it is a convenient base class for other catalog
081:         * implementations.
082:         * <p>
083:         * To create a catalog implementation, simply extend this class
084:         * and implement the <tt>loadCatalog</tt> method. Public and system
085:         * identifier mappings can be stored and accessed using the 
086:         * convenient public methods on this class.
087:         *
088:         * @author  Andy Clark, IBM
089:         * @version
090:         *
091:         * @see org.xml.sax.EntityResolver
092:         */
093:        public abstract class XMLCatalogHandler implements  EntityResolver {
094:
095:            /**
096:             * Loads the catalog stream specified by the given input source and
097:             * appends the contents to the catalog.
098:             *
099:             * @param source The catalog source.
100:             *
101:             * @exception java.lang.Exception Throws an exception if an error
102:             *                                occurs while loading the catalog source.
103:             */
104:            public abstract void loadCatalog(InputSource source)
105:                    throws Exception;
106:
107:            //
108:            // Data
109:            //
110:
111:            /** Public identifier mappings. */
112:            private Hashtable publicMap = new Hashtable();
113:
114:            /** System identifier mappings (aliases). */
115:            private Hashtable systemMap = new Hashtable();
116:
117:            //
118:            // Public methods
119:            //
120:
121:            /**
122:             * Adds a public to system identifier mapping.
123:             *
124:             * @param publicId The public identifier, or "key".
125:             * @param systemId The system identifier, or "value".
126:             */
127:            public void addPublicMapping(String publicId, String systemId) {
128:                publicMap.put(publicId, systemId);
129:            }
130:
131:            /**
132:             * Removes a public identifier mapping.
133:             *
134:             * @param publicId The public identifier to remove.
135:             */
136:            public void removePublicMapping(System publicId) {
137:                publicMap.remove(publicId);
138:            }
139:
140:            /** Returns an enumeration of public identifier mapping keys. */
141:            public Enumeration getPublicMappingKeys() {
142:                return publicMap.keys();
143:            }
144:
145:            /**
146:             * Returns a public identifier mapping.
147:             *
148:             * @param publicId The public identifier, or "key".
149:             *
150:             * @return Returns the system identifier value or null if there
151:             *         is no mapping defined.
152:             */
153:            public String getPublicMapping(String publicId) {
154:                return (String) publicMap.get(publicId);
155:            }
156:
157:            /**
158:             * Adds a system identifier alias.
159:             *
160:             * @param publicId The system identifier "key".
161:             * @param systemId The system identifier "value".
162:             */
163:            public void addSystemMapping(String systemId1, String systemId2) {
164:                systemMap.put(systemId1, systemId2);
165:            }
166:
167:            /**
168:             * Removes a system identifier alias.
169:             *
170:             * @param systemId The system identifier to remove.
171:             */
172:            public void removeSystemMapping(String systemId) {
173:                systemMap.remove(systemId);
174:            }
175:
176:            /** Returns an enumeration of system identifier mapping keys. */
177:            public Enumeration getSystemMappingKeys() {
178:                return systemMap.keys();
179:            }
180:
181:            /**
182:             * Returns a system identifier alias.
183:             *
184:             * @param systemId The system identifier "key".
185:             *
186:             * @return Returns the system identifier alias value or null if there
187:             *         is no alias defined.
188:             */
189:            public String getSystemMapping(String systemId) {
190:                return (String) systemMap.get(systemId);
191:            }
192:
193:            /**
194:             * Resolves external entities.
195:             *
196:             * @param publicId The public identifier used for entity resolution.
197:             * @param systemId If the publicId is not null, this systemId is
198:             *                 to be considered the default system identifier;
199:             *                 else a system identifier alias mapping is
200:             *                 requested.
201:             *
202:             * @return Returns the input source of the resolved entity or null
203:             *         if no resolution is possible.
204:             *
205:             * @exception org.xml.sax.SAXException Exception thrown on SAX error.
206:             * @exception java.io.IOException Exception thrown on i/o error. 
207:             */
208:            public InputSource resolveEntity(String publicId, String systemId)
209:                    throws SAXException, IOException {
210:
211:                // public id -> system id
212:                if (publicId != null) {
213:                    String value = getPublicMapping(publicId);
214:                    if (value != null) {
215:                        return new InputSource(value);
216:                    }
217:                }
218:
219:                // system id(1) -> system id(2)
220:                if (systemId != null) {
221:                    String value = getSystemMapping(systemId);
222:                    if (value == null) {
223:                        value = systemId;
224:                    }
225:
226:                    return new InputSource(value);
227:                }
228:
229:                return null;
230:
231:            }
232:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.