Source Code Cross Referenced for UIComponentClassicTagBase.java in  » EJB-Server-resin-3.1.5 » jsf » javax » faces » webapp » 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 » EJB Server resin 3.1.5 » jsf » javax.faces.webapp 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
003:         *
004:         * This file is part of Resin(R) Open Source
005:         *
006:         * Each copy or derived work must preserve the copyright notice and this
007:         * notice unmodified.
008:         *
009:         * Resin Open Source is free software; you can redistribute it and/or modify
010:         * it under the terms of the GNU General Public License version 2
011:         * as published by the Free Software Foundation.
012:         *
013:         * Resin Open Source is distributed in the hope that it will be useful,
014:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
015:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
016:         * of NON-INFRINGEMENT.  See the GNU General Public License for more
017:         * details.
018:         *
019:         * You should have received a copy of the GNU General Public License
020:         * along with Resin Open Source; if not, write to the
021:         *
022:         *   Free Software Foundation, Inc.
023:         *   59 Temple Place, Suite 330
024:         *   Boston, MA 02111-1307  USA
025:         *
026:         * @author Scott Ferguson
027:         */
028:
029:        package javax.faces.webapp;
030:
031:        import java.io.*;
032:
033:        import java.util.*;
034:
035:        import javax.faces.application.*;
036:        import javax.faces.component.*;
037:        import javax.faces.component.html.*;
038:        import javax.faces.context.*;
039:
040:        import javax.servlet.jsp.*;
041:        import javax.servlet.jsp.tagext.*;
042:        import javax.servlet.ServletRequest;
043:
044:        public abstract class UIComponentClassicTagBase extends
045:                UIComponentTagBase implements  JspIdConsumer, BodyTag {
046:            protected static final String UNIQUE_ID_PREFIX = "_id_";
047:
048:            private String _id;
049:            private String _jspId;
050:
051:            protected PageContext pageContext;
052:            protected BodyContent bodyContent;
053:
054:            private FacesContext _facesContext;
055:
056:            private UIComponentClassicTagBase _parentUIComponentTag;
057:
058:            private Tag _parent;
059:
060:            private UIComponent _component;
061:            private boolean _created;
062:
063:            protected UIComponentClassicTagBase() {
064:                _facesContext = FacesContext.getCurrentInstance();
065:            }
066:
067:            protected String getFacetName() {
068:                return null;
069:            }
070:
071:            public void setJspId(String id) {
072:                _jspId = id;
073:            }
074:
075:            public String getJspId() {
076:                return _jspId;
077:            }
078:
079:            public void setPageContext(PageContext pageContext) {
080:                this .pageContext = pageContext;
081:            }
082:
083:            public Tag getParent() {
084:                return _parent;
085:            }
086:
087:            public void setParent(Tag parent) {
088:                _parent = parent;
089:            }
090:
091:            public void setBodyContent(BodyContent bodyContent) {
092:                this .bodyContent = bodyContent;
093:            }
094:
095:            public BodyContent getBodyContent() {
096:                return this .bodyContent;
097:            }
098:
099:            public JspWriter getPreviousOut() {
100:                if (bodyContent != null)
101:                    return bodyContent.getEnclosingWriter();
102:                else
103:                    return pageContext.getOut();
104:            }
105:
106:            public void setId(String id) {
107:                if (id.startsWith(UNIQUE_ID_PREFIX))
108:                    throw new IllegalArgumentException("id may not begin with "
109:                            + UNIQUE_ID_PREFIX);
110:
111:                _id = id;
112:            }
113:
114:            public String getId() {
115:                return _id;
116:            }
117:
118:            protected abstract boolean hasBinding();
119:
120:            public UIComponent getComponentInstance() {
121:                return _component;
122:            }
123:
124:            public boolean getCreated() {
125:                return _created;
126:            }
127:
128:            public int doStartTag() throws JspException {
129:                PageContext pageContext = this .pageContext;
130:
131:                this .bodyContent = null;
132:                _created = false;
133:                _component = null;
134:
135:                _parentUIComponentTag = getParentUIComponentClassicTagBase(pageContext);
136:
137:                ServletRequest request = pageContext.getRequest();
138:
139:                Map tagMap = (Map) request.getAttribute("caucho.jsf.tag.map");
140:
141:                if (tagMap == null) {
142:                    tagMap = new HashMap();
143:                    request.setAttribute("caucho.jsf.tag.map", tagMap);
144:                }
145:
146:                Integer iterCounter = (Integer) tagMap.get(_jspId);
147:
148:                iterCounter = (iterCounter == null ? new Integer(0)
149:                        : new Integer(iterCounter.intValue() + 1));
150:
151:                tagMap.put(_jspId, iterCounter);
152:
153:                _component = findComponent(_facesContext);
154:
155:                request.setAttribute("caucho.jsf.parent", this );
156:
157:                return getDoStartValue();
158:            }
159:
160:            /**
161:             * Returns the doStart value for the tag.  Defaults to EVAL_BODY_BUFFERED.
162:             */
163:            protected int getDoStartValue() throws JspException {
164:                return BodyTag.EVAL_BODY_BUFFERED;
165:            }
166:
167:            public void doInitBody() throws JspException {
168:            }
169:
170:            public int doAfterBody() throws JspException {
171:                UIComponent verbatim = createVerbatimComponentFromBodyContent();
172:
173:                if (verbatim != null) {
174:                    UIComponent component = getComponentInstance();
175:
176:                    if (component != null)
177:                        component.getChildren().add(verbatim);
178:                }
179:
180:                return getDoAfterBodyValue();
181:            }
182:
183:            protected int getDoAfterBodyValue() throws JspException {
184:                return BodyTag.SKIP_PAGE;
185:            }
186:
187:            public int doEndTag() throws JspException {
188:                pageContext.getRequest().setAttribute("caucho.jsf.parent",
189:                        _parentUIComponentTag);
190:
191:                return getDoEndValue();
192:            }
193:
194:            protected int getDoEndValue() throws JspException {
195:                return Tag.EVAL_PAGE;
196:            }
197:
198:            protected abstract UIComponent createComponent(
199:                    FacesContext context, String newId) throws JspException;
200:
201:            protected abstract void setProperties(UIComponent component);
202:
203:            protected UIComponent findComponent(FacesContext context)
204:                    throws JspException {
205:                _created = false;
206:
207:                if (_component != null)
208:                    return _component;
209:
210:                UIComponentClassicTagBase parentTag = _parentUIComponentTag;
211:
212:                if (parentTag == null) {
213:                    _component = context.getViewRoot();
214:
215:                    // XXX:
216:                    if (_component.getChildCount() == 0)
217:                        _created = true;
218:
219:                    return _component;
220:                }
221:
222:                UIComponent verbatim = parentTag
223:                        .createVerbatimComponentFromBodyContent();
224:
225:                UIComponent parent = parentTag.getComponentInstance();
226:
227:                String id = getId();
228:                String facetName = null;
229:
230:                if (id == null)
231:                    id = UIViewRoot.UNIQUE_ID_PREFIX + getJspId();
232:
233:                Map tagMap = (Map) pageContext.getRequest().getAttribute(
234:                        "caucho.jsf.tag.map");
235:
236:                Integer iterCounter = (Integer) tagMap.get(_jspId);
237:
238:                if (iterCounter.intValue() > 0)
239:                    id = id + "_" + iterCounter.intValue();
240:
241:                if (_parent instanceof  FacetTag) {
242:                    facetName = ((FacetTag) _parent).getName();
243:
244:                    _component = parent.getFacet(facetName);
245:
246:                    if (_component != null)
247:                        return _component;
248:                } else {
249:                    _component = parent.findComponent(id);
250:
251:                    if (_component != null) {
252:                        if (verbatim != null) {
253:                            addVerbatimBeforeComponent(parentTag, verbatim,
254:                                    _component);
255:                        }
256:
257:                        return _component;
258:                    }
259:
260:                    if (verbatim != null) {
261:                        parent.getChildren().add(verbatim);
262:                    }
263:                }
264:
265:                String componentType = getComponentType();
266:
267:                if (hasBinding()) {
268:                    // XXX: binding
269:                }
270:
271:                _component = createComponent(context, id);
272:
273:                _created = true;
274:
275:                _component.setId(id);
276:
277:                setProperties(_component);
278:
279:                if (facetName != null)
280:                    parent.getFacets().put(facetName, _component);
281:                else
282:                    parent.getChildren().add(_component);
283:
284:                return _component;
285:            }
286:
287:            protected int getIndexOfNextChildTag() {
288:                throw new UnsupportedOperationException();
289:            }
290:
291:            protected void addChild(UIComponent child) {
292:                getComponentInstance().getChildren().add(child);
293:            }
294:
295:            protected void addFacet(String name) {
296:                throw new UnsupportedOperationException();
297:            }
298:
299:            protected UIComponent createVerbatimComponentFromBodyContent() {
300:                BodyContent bodyContent = this .bodyContent;
301:
302:                if (bodyContent == null)
303:                    return null;
304:
305:                String text = bodyContent.getString();
306:                bodyContent.clearBody();
307:                boolean isWhitespace = true;
308:
309:                for (int i = text.length() - 1; i >= 0; i--) {
310:                    char ch = text.charAt(i);
311:
312:                    if (!Character.isWhitespace(ch)) {
313:                        // check for comment
314:                        if (ch == '>' && text.indexOf("-->") + 2 == i) {
315:                            int head = text.indexOf("<!--");
316:
317:                            if (head >= 0) {
318:                                for (int j = 0; j < head; j++) {
319:                                    if (!Character.isWhitespace(text.charAt(j))) {
320:                                        isWhitespace = false;
321:                                        break;
322:                                    }
323:                                }
324:
325:                                if (isWhitespace)
326:                                    return null;
327:                            }
328:                        }
329:
330:                        isWhitespace = false;
331:                        break;
332:                    }
333:                }
334:
335:                if (isWhitespace)
336:                    return null;
337:
338:                UIOutput verbatim = createVerbatimComponent();
339:
340:                verbatim.setValue(text);
341:
342:                return verbatim;
343:            }
344:
345:            protected UIOutput createVerbatimComponent() {
346:                Application app = _facesContext.getApplication();
347:                UIOutput output = (UIOutput) app
348:                        .createComponent(HtmlOutputText.COMPONENT_TYPE);
349:
350:                output.setId(_facesContext.getViewRoot().createUniqueId());
351:                output.setTransient(true);
352:                if (output instanceof  HtmlOutputText)
353:                    ((HtmlOutputText) output).setEscape(false);
354:
355:                return output;
356:            }
357:
358:            protected void addVerbatimBeforeComponent(
359:                    UIComponentClassicTagBase parentTag, UIComponent verbatim,
360:                    UIComponent component) {
361:                UIComponent parent = parentTag.getComponentInstance();
362:
363:                int size = parent.getChildCount();
364:
365:                if (size > 0) {
366:                    List<UIComponent> children = parent.getChildren();
367:
368:                    for (int i = 0; i < size; i++) {
369:                        if (children.get(i) == component)
370:                            children.add(i, verbatim);
371:                    }
372:                }
373:            }
374:
375:            protected void addVerbatimAfterComponent(
376:                    UIComponentClassicTagBase parentTag, UIComponent verbatim,
377:                    UIComponent component) {
378:                UIComponent parent = parentTag.getComponentInstance();
379:
380:                int size = parent.getChildCount();
381:
382:                if (size > 0) {
383:                    List<UIComponent> children = parent.getChildren();
384:
385:                    for (int i = 0; i < size; i++) {
386:                        if (children.get(i) == component)
387:                            children.add(i + 1, verbatim);
388:                    }
389:                }
390:            }
391:
392:            public List<String> getCreatedComponents() {
393:                throw new UnsupportedOperationException();
394:            }
395:
396:            protected FacesContext getFacesContext() {
397:                return _facesContext;
398:            }
399:
400:            @Deprecated
401:            protected void setupResponseWriter() {
402:            }
403:
404:            @Deprecated
405:            protected void encodeBegin() throws IOException {
406:                UIComponent component = getComponentInstance();
407:                FacesContext context = getFacesContext();
408:
409:                if (component != null && context != null)
410:                    component.encodeBegin(context);
411:            }
412:
413:            @Deprecated
414:            protected void encodeChildren() throws IOException {
415:                UIComponent component = getComponentInstance();
416:                FacesContext context = getFacesContext();
417:
418:                if (component != null && context != null)
419:                    component.encodeChildren(context);
420:            }
421:
422:            @Deprecated
423:            protected void encodeEnd() throws IOException {
424:                UIComponent component = getComponentInstance();
425:                FacesContext context = getFacesContext();
426:
427:                if (component != null && context != null)
428:                    component.encodeEnd(context);
429:            }
430:
431:            public void release() {
432:            }
433:
434:            public static UIComponentClassicTagBase getParentUIComponentClassicTagBase(
435:                    PageContext pageContext) {
436:                return (UIComponentClassicTagBase) pageContext.getRequest()
437:                        .getAttribute("caucho.jsf.parent");
438:            }
439:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.