Source Code Cross Referenced for XLinkPipe.java in  » Content-Management-System » apache-lenya-2.0 » org » apache » cocoon » xml » xlink » 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 » Content Management System » apache lenya 2.0 » org.apache.cocoon.xml.xlink 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Licensed to the Apache Software Foundation (ASF) under one or more
003:         * contributor license agreements.  See the NOTICE file distributed with
004:         * this work for additional information regarding copyright ownership.
005:         * The ASF licenses this file to You under the Apache License, Version 2.0
006:         * (the "License"); you may not use this file except in compliance with
007:         * the License.  You may obtain a copy of the License at
008:         * 
009:         *      http://www.apache.org/licenses/LICENSE-2.0
010:         * 
011:         * Unless required by applicable law or agreed to in writing, software
012:         * distributed under the License is distributed on an "AS IS" BASIS,
013:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014:         * See the License for the specific language governing permissions and
015:         * limitations under the License.
016:         */
017:        package org.apache.cocoon.xml.xlink;
018:
019:        import org.apache.cocoon.xml.AbstractXMLPipe;
020:        import org.xml.sax.Attributes;
021:        import org.xml.sax.SAXException;
022:        import org.xml.sax.helpers.AttributesImpl;
023:
024:        /**
025:         * This class implements a SAX consumer wrapper that transforms the
026:         * general SAX semantic into XLink semantics for easier consumption.
027:         *
028:         * Classes should extend this class and overwrite the abstract method
029:         * to consume the XLink events that come in as SAX events.
030:         *
031:         * NOTE: this is based on XLink W3C Candidate Recommendation 3 July 2000
032:         *
033:         * @author <a href="mailto:stefano@apache.org">Stefano Mazzocchi</a>
034:         * @version CVS $Id: XLinkPipe.java 433543 2006-08-22 06:22:54Z crossley $
035:         */
036:
037:        public abstract class XLinkPipe extends AbstractXMLPipe implements 
038:                XLinkHandler {
039:
040:            public static final String XLINK_NAMESPACE_URI = "http://www.w3.org/1999/xlink";
041:            public static final String XLINK_TYPE = "type";
042:            public static final String XLINK_HREF = "href";
043:            public static final String XLINK_ROLE = "role";
044:            public static final String XLINK_ARCROLE = "arcrole";
045:            public static final String XLINK_TITLE = "title";
046:            public static final String XLINK_SHOW = "show";
047:            public static final String XLINK_ACTUATE = "actuate";
048:            public static final String XLINK_LABEL = "label";
049:            public static final String XLINK_FROM = "from";
050:            public static final String XLINK_TO = "to";
051:            public static final String XLINK_TYPE_SIMPLE = "simple";
052:            public static final String XLINK_TYPE_EXTENDED = "extended";
053:            public static final String XLINK_TYPE_LOCATOR = "locator";
054:            public static final String XLINK_TYPE_ARC = "arc";
055:            public static final String XLINK_TYPE_RESOURCE = "resource";
056:            public static final String XLINK_TYPE_TITLE = "title";
057:
058:            private String extendedLinkElementName = null;
059:            private String extendedLinkElementURI = null;
060:            private String linkLocatorElementName = null;
061:            private String linkLocatorElementURI = null;
062:            private String linkArcElementName = null;
063:            private String linkArcElementURI = null;
064:
065:            public void startElement(String uri, String name, String raw,
066:                    Attributes attr) throws SAXException {
067:                String type = attr.getValue(XLINK_NAMESPACE_URI, XLINK_TYPE);
068:                if (type != null) {
069:                    if (type.equals(XLINK_TYPE_SIMPLE)) {
070:                        if (this .extendedLinkElementName != null) {
071:                            throw new SAXException(
072:                                    "An XLink simple link cannot be included into an 'extended' element");
073:                        } else if (this .linkLocatorElementName != null) {
074:                            throw new SAXException(
075:                                    "An XLink simple link cannot be included into a 'locator' element");
076:                        } else if (this .linkArcElementName != null) {
077:                            throw new SAXException(
078:                                    "An XLink simple link cannot be included into an 'arc' element");
079:                        }
080:                        String href = attr.getValue(XLINK_NAMESPACE_URI,
081:                                XLINK_HREF);
082:                        String role = attr.getValue(XLINK_NAMESPACE_URI,
083:                                XLINK_ROLE);
084:                        String arcrole = attr.getValue(XLINK_NAMESPACE_URI,
085:                                XLINK_ARCROLE);
086:                        String title = attr.getValue(XLINK_NAMESPACE_URI,
087:                                XLINK_TITLE);
088:                        String show = attr.getValue(XLINK_NAMESPACE_URI,
089:                                XLINK_SHOW);
090:                        String actuate = attr.getValue(XLINK_NAMESPACE_URI,
091:                                XLINK_ACTUATE);
092:                        simpleLink(href, role, arcrole, title, show, actuate,
093:                                uri, name, raw, attr);
094:                    } else if (type.equals(XLINK_TYPE_EXTENDED)) {
095:                        if (this .extendedLinkElementName != null) {
096:                            throw new SAXException(
097:                                    "An XLink extended link cannot include another 'extended' element");
098:                        } else if (this .linkLocatorElementName != null) {
099:                            throw new SAXException(
100:                                    "An XLink extended link cannot be included into a 'locator' element");
101:                        } else if (this .linkArcElementName != null) {
102:                            throw new SAXException(
103:                                    "An XLink extended link cannot be included into an 'arc' element");
104:                        }
105:                        String role = attr.getValue(XLINK_NAMESPACE_URI,
106:                                XLINK_ROLE);
107:                        String title = attr.getValue(XLINK_NAMESPACE_URI,
108:                                XLINK_TITLE);
109:                        this .extendedLinkElementName = name;
110:                        this .extendedLinkElementURI = uri;
111:                        startExtendedLink(role, title, uri, name, raw, attr);
112:                    } else if (type.equals(XLINK_TYPE_LOCATOR)) {
113:                        if (this .extendedLinkElementName == null) {
114:                            throw new SAXException(
115:                                    "An XLink locator must be included into an 'extended' element");
116:                        } else if (this .linkLocatorElementName != null) {
117:                            throw new SAXException(
118:                                    "An XLink locator  cannot be included into another 'locator' element");
119:                        } else if (this .linkArcElementName != null) {
120:                            throw new SAXException(
121:                                    "An XLink locator cannot be included into an 'arc' element");
122:                        }
123:                        String href = attr.getValue(XLINK_NAMESPACE_URI,
124:                                XLINK_HREF);
125:                        String role = attr.getValue(XLINK_NAMESPACE_URI,
126:                                XLINK_ROLE);
127:                        String title = attr.getValue(XLINK_NAMESPACE_URI,
128:                                XLINK_TITLE);
129:                        String label = attr.getValue(XLINK_NAMESPACE_URI,
130:                                XLINK_LABEL);
131:                        this .linkLocatorElementName = name;
132:                        this .linkLocatorElementURI = uri;
133:                        startLocator(href, role, title, label, uri, name, raw,
134:                                attr);
135:                    } else if (type.equals(XLINK_TYPE_ARC)) {
136:                        if (this .extendedLinkElementName == null) {
137:                            throw new SAXException(
138:                                    "An XLink arc must be included into an 'extended' element");
139:                        } else if (this .linkLocatorElementName != null) {
140:                            throw new SAXException(
141:                                    "An XLink arc cannot be included into a 'locator' element");
142:                        } else if (this .linkArcElementName != null) {
143:                            throw new SAXException(
144:                                    "An XLink arc cannot be included into another 'arc' element");
145:                        }
146:                        String arcrole = attr.getValue(XLINK_NAMESPACE_URI,
147:                                XLINK_ARCROLE);
148:                        String title = attr.getValue(XLINK_NAMESPACE_URI,
149:                                XLINK_TITLE);
150:                        String show = attr.getValue(XLINK_NAMESPACE_URI,
151:                                XLINK_SHOW);
152:                        String actuate = attr.getValue(XLINK_NAMESPACE_URI,
153:                                XLINK_ACTUATE);
154:                        String from = attr.getValue(XLINK_NAMESPACE_URI,
155:                                XLINK_FROM);
156:                        String to = attr
157:                                .getValue(XLINK_NAMESPACE_URI, XLINK_TO);
158:                        this .linkArcElementName = name;
159:                        this .linkArcElementURI = uri;
160:                        startArc(arcrole, title, show, actuate, from, to, uri,
161:                                name, raw, attr);
162:                    } else if (type.equals(XLINK_TYPE_RESOURCE)) {
163:                        if (this .extendedLinkElementName == null) {
164:                            throw new SAXException(
165:                                    "An XLink resource must be included into an 'extended' element");
166:                        }
167:                        String role = attr.getValue(XLINK_NAMESPACE_URI,
168:                                XLINK_ROLE);
169:                        String title = attr.getValue(XLINK_NAMESPACE_URI,
170:                                XLINK_TITLE);
171:                        String label = attr.getValue(XLINK_NAMESPACE_URI,
172:                                XLINK_LABEL);
173:                        linkResource(role, title, label, uri, name, raw, attr);
174:                    } else if (type.equals(XLINK_TYPE_TITLE)) {
175:                        if ((this .extendedLinkElementName == null)
176:                                && (this .linkLocatorElementName == null)
177:                                && (this .linkArcElementName == null)) {
178:                            throw new SAXException(
179:                                    "An XLink title must be included into an 'extended', 'locator' or 'arc' element");
180:                        }
181:                        linkTitle(uri, name, raw, attr);
182:                    } else {
183:                        super .startElement(uri, name, raw, attr);
184:                    }
185:                } else {
186:                    super .startElement(uri, name, raw, attr);
187:                }
188:            }
189:
190:            public void endElement(String uri, String name, String raw)
191:                    throws SAXException {
192:                if ((name.equals(this .extendedLinkElementName))
193:                        && (uri.equals(this .extendedLinkElementURI))) {
194:                    this .extendedLinkElementName = null;
195:                    this .extendedLinkElementURI = null;
196:                    this .endExtendedLink(uri, name, raw);
197:                } else if ((name.equals(this .linkLocatorElementName))
198:                        && (uri.equals(this .linkLocatorElementURI))) {
199:                    this .linkLocatorElementName = null;
200:                    this .linkLocatorElementURI = null;
201:                    this .endLocator(uri, name, raw);
202:                } else if ((name.equals(this .linkArcElementName))
203:                        && (uri.equals(this .linkArcElementURI))) {
204:                    this .linkArcElementName = null;
205:                    this .linkArcElementURI = null;
206:                    this .endArc(uri, name, raw);
207:                } else {
208:                    super .endElement(uri, name, raw);
209:                }
210:            }
211:
212:            // Default XLinkHandler implementation (defaults to copy over)
213:
214:            public void simpleLink(String href, String role, String arcrole,
215:                    String title, String show, String actuate, String uri,
216:                    String name, String raw, Attributes attr)
217:                    throws SAXException {
218:                AttributesImpl newattr = new AttributesImpl(attr);
219:                int hrefIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_HREF);
220:                int roleIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_ROLE);
221:                int arcroleIndex = attr.getIndex(XLINK_NAMESPACE_URI,
222:                        XLINK_ARCROLE);
223:                int titleIndex = attr
224:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_TITLE);
225:                int showIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_SHOW);
226:                int actuateIndex = attr.getIndex(XLINK_NAMESPACE_URI,
227:                        XLINK_ACTUATE);
228:                if (hrefIndex > -1)
229:                    newattr.setValue(hrefIndex, href);
230:                if (roleIndex > -1)
231:                    newattr.setValue(roleIndex, role);
232:                if (arcroleIndex > -1)
233:                    newattr.setValue(arcroleIndex, arcrole);
234:                if (titleIndex > -1)
235:                    newattr.setValue(titleIndex, title);
236:                if (showIndex > -1)
237:                    newattr.setValue(showIndex, show);
238:                if (actuateIndex > -1)
239:                    newattr.setValue(actuateIndex, actuate);
240:                super .startElement(uri, name, raw, newattr);
241:            }
242:
243:            public void startExtendedLink(String role, String title,
244:                    String uri, String name, String raw, Attributes attr)
245:                    throws SAXException {
246:                AttributesImpl newattr = new AttributesImpl(attr);
247:                int roleIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_ROLE);
248:                int titleIndex = attr
249:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_TITLE);
250:                if (roleIndex > -1)
251:                    newattr.setValue(roleIndex, role);
252:                if (titleIndex > -1)
253:                    newattr.setValue(titleIndex, title);
254:                super .startElement(uri, name, raw, newattr);
255:            }
256:
257:            public void startLocator(String href, String role, String title,
258:                    String label, String uri, String name, String raw,
259:                    Attributes attr) throws SAXException {
260:                AttributesImpl newattr = new AttributesImpl(attr);
261:                int hrefIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_HREF);
262:                int roleIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_ROLE);
263:                int titleIndex = attr
264:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_TITLE);
265:                int labelIndex = attr
266:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_LABEL);
267:                if (hrefIndex > -1)
268:                    newattr.setValue(hrefIndex, href);
269:                if (roleIndex > -1)
270:                    newattr.setValue(roleIndex, role);
271:                if (titleIndex > -1)
272:                    newattr.setValue(titleIndex, title);
273:                if (labelIndex > -1)
274:                    newattr.setValue(labelIndex, label);
275:                super .startElement(uri, name, raw, newattr);
276:            }
277:
278:            public void startArc(String arcrole, String title, String show,
279:                    String actuate, String from, String to, String uri,
280:                    String name, String raw, Attributes attr)
281:                    throws SAXException {
282:                AttributesImpl newattr = new AttributesImpl(attr);
283:                int arcroleIndex = attr.getIndex(XLINK_NAMESPACE_URI,
284:                        XLINK_ARCROLE);
285:                int titleIndex = attr
286:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_TITLE);
287:                int showIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_SHOW);
288:                int actuateIndex = attr.getIndex(XLINK_NAMESPACE_URI,
289:                        XLINK_ACTUATE);
290:                int fromIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_FROM);
291:                int toIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_TO);
292:                if (arcroleIndex > -1)
293:                    newattr.setValue(arcroleIndex, arcrole);
294:                if (titleIndex > -1)
295:                    newattr.setValue(titleIndex, title);
296:                if (showIndex > -1)
297:                    newattr.setValue(showIndex, show);
298:                if (actuateIndex > -1)
299:                    newattr.setValue(actuateIndex, actuate);
300:                if (fromIndex > -1)
301:                    newattr.setValue(actuateIndex, from);
302:                if (toIndex > -1)
303:                    newattr.setValue(actuateIndex, to);
304:                super .startElement(uri, name, raw, newattr);
305:            }
306:
307:            public void linkResource(String role, String title, String label,
308:                    String uri, String name, String raw, Attributes attr)
309:                    throws SAXException {
310:                AttributesImpl newattr = new AttributesImpl(attr);
311:                int roleIndex = attr.getIndex(XLINK_NAMESPACE_URI, XLINK_ROLE);
312:                int titleIndex = attr
313:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_TITLE);
314:                int labelIndex = attr
315:                        .getIndex(XLINK_NAMESPACE_URI, XLINK_LABEL);
316:                if (roleIndex > -1)
317:                    newattr.setValue(roleIndex, role);
318:                if (titleIndex > -1)
319:                    newattr.setValue(titleIndex, title);
320:                if (labelIndex > -1)
321:                    newattr.setValue(labelIndex, label);
322:                super .startElement(uri, name, raw, newattr);
323:            }
324:
325:            public void linkTitle(String uri, String name, String raw,
326:                    Attributes attr) throws SAXException {
327:                super .startElement(uri, name, raw, attr);
328:            }
329:
330:            public void endExtendedLink(String uri, String name, String raw)
331:                    throws SAXException {
332:                super .endElement(uri, name, raw);
333:            }
334:
335:            public void endLocator(String uri, String name, String raw)
336:                    throws SAXException {
337:                super .endElement(uri, name, raw);
338:            }
339:
340:            public void endArc(String uri, String name, String raw)
341:                    throws SAXException {
342:                super.endElement(uri, name, raw);
343:            }
344:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.