Source Code Cross Referenced for AbsoluteChildObjectRange.java in  » Content-Management-System » harmonise » org » openharmonise » rm » resources » metadata » properties » ranges » 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 » harmonise » org.openharmonise.rm.resources.metadata.properties.ranges 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * The contents of this file are subject to the 
003:         * Mozilla Public License Version 1.1 (the "License"); 
004:         * you may not use this file except in compliance with the License. 
005:         * You may obtain a copy of the License at http://www.mozilla.org/MPL/
006:         *
007:         * Software distributed under the License is distributed on an "AS IS"
008:         * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. 
009:         * See the License for the specific language governing rights and 
010:         * limitations under the License.
011:         *
012:         * The Initial Developer of the Original Code is Simulacra Media Ltd.
013:         * Portions created by Simulacra Media Ltd are Copyright (C) Simulacra Media Ltd, 2004.
014:         *
015:         * All Rights Reserved.
016:         *
017:         * Contributor(s):
018:         */
019:        package org.openharmonise.rm.resources.metadata.properties.ranges;
020:
021:        import java.util.*;
022:        import java.util.logging.*;
023:
024:        import org.openharmonise.commons.dsi.*;
025:        import org.openharmonise.rm.*;
026:        import org.openharmonise.rm.dsi.DataStoreInterfaceFactory;
027:        import org.openharmonise.rm.factory.*;
028:        import org.openharmonise.rm.metadata.ChildObjectPropertyInstance;
029:        import org.openharmonise.rm.publishing.*;
030:        import org.openharmonise.rm.resources.*;
031:        import org.openharmonise.rm.resources.publishing.Template;
032:        import org.w3c.dom.*;
033:
034:        /**
035:         * Class which represents a <code>Property</code> range which is
036:         * restricted to <code>AbstractChildObject</code> values defined by an
037:         * absolute path.
038:         * 
039:         * @author Michael Bell
040:         * @version $Revision: 1.2 $
041:         */
042:        public class AbsoluteChildObjectRange extends AbstractRange implements 
043:                ChildObjectRange, Publishable {
044:
045:            /**
046:             * Absolute child object range XML tag name
047:             */
048:            public final static String TAG_ABSOLUTECHILDOBJECT_RANGE = "AbsoluteChildObjectRange";
049:
050:            /**
051:             * The available values XML element name
052:             */
053:            public static final String TAG_AVAILABLEVALUES = "AvailableValues";
054:
055:            /**
056:             * The list of paths which specify the parent objects which define
057:             * the collection of allowable values for this property range
058:             */
059:            private List m_parent_restrictions = null;
060:
061:            /**
062:             * The separator used to separate values in the string which is
063:             * saved to the database representing the restrictions on this range
064:             */
065:            static final private String SEPARATOR = "|";
066:
067:            private static Logger m_logger = Logger
068:                    .getLogger(AbsoluteChildObjectRange.class.getName());
069:
070:            /**
071:             * Constructs a new <code>AbsoluteChildObjectRange</code>.
072:             *
073:             */
074:            public AbsoluteChildObjectRange() {
075:                super ();
076:            }
077:
078:            /**
079:             * Constructs an <code>AbsoluteChildObjectRange</code> with the specified
080:             * class type and path restrictions.
081:             * 
082:             * @param sObjClassName the class name of objects within this range
083:             * @param sDetails the <code>String</code> representation of the path 
084:             * restrictions for objects within this range.
085:             */
086:            public AbsoluteChildObjectRange(String sObjClassName,
087:                    String sDetails) {
088:                super (sObjClassName, sDetails);
089:            }
090:
091:            /**
092:             * Constructs an <code>AbsoluteChildObjectRange</code> with the specified
093:             * class type restriction.
094:             * 
095:             * @param sObjClassName the class name of objects within this range
096:             */
097:            public AbsoluteChildObjectRange(String sObjClassName) {
098:                super (sObjClassName);
099:            }
100:
101:            /**
102:             * Constructs an <code>AbsoluteChildObjectRange</code> with the specified
103:             * class type and parent object restrictions.
104:             * 
105:             * @param sObjClassName the class name of objects within this range
106:             * @param parent the parent object which defines the path restriction
107:             * for objects within this range
108:             * @throws DataAccessException
109:             */
110:            public AbsoluteChildObjectRange(String sObjClassName,
111:                    AbstractParentObject parent) throws DataAccessException {
112:                super (sObjClassName, parent.getFullPath());
113:            }
114:
115:            /* (non-Javadoc)
116:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.Range#isValid(java.lang.Object)
117:             */
118:            public boolean isValid(Object obj) {
119:                boolean bIsValid = false;
120:
121:                if (obj instanceof  AbstractChildObject) {
122:
123:                    try {
124:                        Class clss = Class.forName(m_sObjectClassName);
125:
126:                        if (clss.isInstance(obj) == true) {
127:                            if (m_sDetails == null || m_sDetails.length() == 0) {
128:                                bIsValid = true;
129:                            } else {
130:                                AbstractChildObject child = (AbstractChildObject) obj;
131:
132:                                Iterator iter = getAllowedParents().iterator();
133:
134:                                while (iter.hasNext() && bIsValid == false) {
135:                                    String sPath = (String) iter.next();
136:                                    bIsValid = child.getPath()
137:                                            .startsWith(sPath);
138:                                }
139:
140:                            }
141:                        }
142:                    } catch (DataAccessException e) {
143:                        //if we can't get the path from the child it's probably not valid
144:                        m_logger.log(Level.WARNING, e.getLocalizedMessage(), e);
145:                        bIsValid = false;
146:                    } catch (ClassNotFoundException e) {
147:                        //if class is not found it is definitely not valid
148:                        m_logger.log(Level.WARNING, e.getLocalizedMessage(), e);
149:                        bIsValid = false;
150:                    }
151:
152:                }
153:
154:                return bIsValid;
155:            }
156:
157:            /**
158:             * Returns a list of available <code>AbstractChildObject</code> instances this
159:             * range defines.
160:             * 
161:             * @return  a list of available <code>AbstractChildObject</code> instances this
162:             * range defines
163:             * @throws DataAccessException if an error occurs obtaining the instances
164:             */
165:            public List getAvailableValues() throws DataAccessException {
166:                Vector result = new Vector();
167:                try {
168:                    AbstractDataStoreInterface dsi = DataStoreInterfaceFactory
169:                            .getDataStoreInterface();
170:
171:                    String sParentClassName = AbstractChildObject
172:                            .getParentObjectClassName(m_sObjectClassName);
173:
174:                    Iterator iter = getAllowedParents().iterator();
175:
176:                    while (iter.hasNext()) {
177:                        String sPath = (String) iter.next();
178:
179:                        AbstractParentObject parent = (AbstractParentObject) HarmoniseObjectFactory
180:                                .instantiateHarmoniseObject(dsi,
181:                                        sParentClassName, sPath);
182:
183:                        addAllChildObjectsToList(result, parent);
184:
185:                    }
186:
187:                } catch (HarmoniseFactoryException e) {
188:                    throw new DataAccessException(
189:                            "Error occured getting parent from factory", e);
190:                } catch (DataStoreException e) {
191:                    throw new DataAccessException(
192:                            "Error occured getting datastoreinterface", e);
193:                }
194:
195:                return result;
196:            }
197:
198:            /* (non-Javadoc)
199:             * @see org.openharmonise.rm.publishing.Publishable#publish(org.w3c.dom.Element, org.openharmonise.rm.publishing.HarmoniseOutput, org.openharmonise.rm.publishing.State)
200:             */
201:            public Element publish(Element topEl, HarmoniseOutput output,
202:                    State state) throws PublishException {
203:                Element el = null;
204:
205:                if (topEl.getTagName().equals(TAG_AVAILABLEVALUES) == true) {
206:                    el = output.createElement(TAG_AVAILABLEVALUES);
207:
208:                    try {
209:                        AbstractDataStoreInterface dsi = DataStoreInterfaceFactory
210:                                .getDataStoreInterface();
211:
212:                        NodeList templates = topEl
213:                                .getElementsByTagName(Template.TAG_TEMPLATE);
214:
215:                        if (templates.getLength() > 0) {
216:                            Element templateEl = (Element) templates.item(0);
217:
218:                            Template template = (Template) HarmoniseObjectFactory
219:                                    .instantiateHarmoniseObject(dsi,
220:                                            templateEl, state);
221:
222:                            List values = getAvailableValues();
223:
224:                            Iterator iter = values.iterator();
225:
226:                            while (iter.hasNext()) {
227:                                Publishable val = (Publishable) iter.next();
228:
229:                                el.appendChild(val.publish(template, output,
230:                                        state));
231:                            }
232:                        }
233:                    } catch (HarmoniseFactoryException e) {
234:                        throw new PublishException(
235:                                "Error occured getting template from factory",
236:                                e);
237:                    } catch (DataAccessException e) {
238:                        throw new PublishException(
239:                                "Error occured getting available values", e);
240:                    } catch (DataStoreException e) {
241:                        throw new PublishException(
242:                                "Error occured getting data store interface", e);
243:                    }
244:
245:                } else {
246:                    el = super .publish(topEl, output, state);
247:                }
248:
249:                return el;
250:            }
251:
252:            /*----------------------------------------------------------------------------
253:            Private Methods
254:            -----------------------------------------------------------------------------*/
255:
256:            /**
257:             * Adds all the non <code>AbstractParentObject</code> <code>AbstractChildObject</code> 
258:             * objects of the given <code>AbstractParentObject</code> to the given <code>List</code>.
259:             * 
260:             * @param result the list which will hold the child objects
261:             * @param parent the parent object whose descendants will be added to the
262:             * 
263:             * @throws DataAccessException if there is an error getting the children of
264:             * the given parent object
265:             */
266:            protected void addAllChildObjectsToList(List result,
267:                    AbstractParentObject parent) throws DataAccessException {
268:                Iterator iter = parent.getChildren().iterator();
269:
270:                while (iter.hasNext()) {
271:                    AbstractChildObject child = (AbstractChildObject) iter
272:                            .next();
273:
274:                    if (isValid(child)) {
275:                        result.add(child);
276:                    }
277:
278:                    if (child instanceof  AbstractParentObject) {
279:                        addAllChildObjectsToList(result,
280:                                (AbstractParentObject) child);
281:                    }
282:                }
283:            }
284:
285:            /* (non-Javadoc)
286:             * @see java.lang.Object#equals(java.lang.Object)
287:             */
288:            public boolean equals(Object obj) {
289:                boolean bResult = false;
290:
291:                if (obj instanceof  AbsoluteChildObjectRange) {
292:                    bResult = super .equals(obj);
293:                }
294:
295:                return bResult;
296:            }
297:
298:            /**
299:             * Returns a list of parent objects which define the path restrictions
300:             * for this range.
301:             * 
302:             * @return a list of parent objects which define the path restrictions
303:             * for this range
304:             * @throws DataAccessException
305:             */
306:            public List getAllowedParents() throws DataAccessException {
307:                validateAllowedParents();
308:
309:                List allowedParent = new ArrayList();
310:
311:                if (m_parent_restrictions != null) {
312:                    allowedParent.addAll(m_parent_restrictions);
313:                }
314:
315:                return allowedParent;
316:            }
317:
318:            /**
319:             * Sets the list of path restrictions which determine the members of this 
320:             * range.
321:             * 
322:             * @param allowedParents list of path restrictions
323:             */
324:            public void setAllowedParents(List allowedParents) {
325:                if ((m_parent_restrictions == null && allowedParents != null)
326:                        || m_parent_restrictions.equals(allowedParents) == false) {
327:                    m_parent_restrictions = new ArrayList(allowedParents);
328:                    isChanged(true);
329:                }
330:            }
331:
332:            /**
333:             * Adds the specified path restriction to the list of path restrictions.
334:             * 
335:             * @param sPath the new path restriction
336:             */
337:            public void addAllowedParent(String sPath) {
338:                if (m_parent_restrictions == null) {
339:                    m_parent_restrictions = new ArrayList();
340:                }
341:
342:                if (m_parent_restrictions.contains(sPath) == false) {
343:                    m_parent_restrictions.add(sPath);
344:                    isChanged(true);
345:                }
346:
347:            }
348:
349:            /* (non-Javadoc)
350:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.Range#getDetails()
351:             */
352:            public String getDetails() {
353:                if (isChanged()) {
354:                    StringBuffer strbuf = new StringBuffer();
355:                    if (m_parent_restrictions != null) {
356:                        try {
357:                            validateAllowedParents();
358:                        } catch (DataAccessException e) {
359:                            m_logger.log(Level.WARNING,
360:                                    e.getLocalizedMessage(), e);
361:                        }
362:                        Iterator iter = m_parent_restrictions.iterator();
363:
364:                        while (iter.hasNext()) {
365:                            String sPath = (String) iter.next();
366:                            strbuf.append(sPath);
367:
368:                            if (iter.hasNext()) {
369:                                strbuf.append(SEPARATOR);
370:                            }
371:                        }
372:
373:                    }
374:                    super .setDetails(strbuf.toString());
375:                }
376:
377:                return super .getDetails();
378:            }
379:
380:            /* (non-Javadoc)
381:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.Range#setDetails(java.lang.String)
382:             */
383:            public void setDetails(String sDetails) {
384:                if (m_parent_restrictions == null) {
385:                    m_parent_restrictions = new ArrayList();
386:                }
387:
388:                if (sDetails != null) {
389:                    StringTokenizer tokenizer = new StringTokenizer(sDetails,
390:                            SEPARATOR);
391:
392:                    int i = 0;
393:                    int nTmp = 0;
394:                    while (tokenizer.hasMoreTokens()) {
395:                        String token = tokenizer.nextToken();
396:
397:                        if (token != null && token.length() > 0) {
398:                            m_parent_restrictions.add(token);
399:                        }
400:                    }
401:                }
402:                super .setDetails(sDetails);
403:            }
404:
405:            /**
406:             * Sets the object type restriction for this range.
407:             * 
408:             * @param sClassname the class name of the objects within this range
409:             */
410:            public void setObjectRestriction(String sClassname) {
411:                if ((m_sObjectClassName == null && sClassname != null)
412:                        || m_sObjectClassName.equals(sClassname) == false) {
413:                    m_sObjectClassName = sClassname;
414:                    isChanged(true);
415:                }
416:
417:            }
418:
419:            /* (non-Javadoc)
420:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.ChildObjectRange#getChildObjectValueClassName(org.openharmonise.rm.resources.AbstractChildObject)
421:             */
422:            public String getChildObjectValueClassName(AbstractChildObject child) {
423:                return getObject();
424:            }
425:
426:            /* (non-Javadoc)
427:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.Range#getPropertyInstanceClass()
428:             */
429:            public Class getPropertyInstanceClass()
430:                    throws ClassNotFoundException {
431:
432:                return ChildObjectPropertyInstance.class;
433:            }
434:
435:            /* (non-Javadoc)
436:             * @see org.openharmonise.rm.publishing.Publishable#getTagName()
437:             */
438:            public String getTagName() {
439:                return TAG_ABSOLUTECHILDOBJECT_RANGE;
440:            }
441:
442:            /* (non-Javadoc)
443:             * @see org.openharmonise.rm.publishing.Publishable#populate(org.w3c.dom.Element, org.openharmonise.rm.publishing.State)
444:             */
445:            public void populate(Element xmlElement, State state)
446:                    throws PopulateException {
447:                String sTagname = xmlElement.getTagName();
448:
449:                if (sTagname.equals(TAG_PATH_RESTRICTION)) {
450:                    String sPath = xmlElement.getFirstChild().getNodeValue();
451:                    addAllowedParent(sPath);
452:                } else {
453:                    super .populate(xmlElement, state);
454:                }
455:
456:            }
457:
458:            /* (non-Javadoc)
459:             * @see org.openharmonise.rm.resources.metadata.properties.ranges.ChildObjectRange#getChildObjectValueClassName(java.lang.Class)
460:             */
461:            public String getChildObjectValueClassName(Class clss) {
462:                return getObject();
463:            }
464:
465:            private void validateAllowedParents() throws DataAccessException {
466:                if (m_parent_restrictions != null && m_sObjectClassName != null) {
467:                    try {
468:                        AbstractDataStoreInterface dsi = DataStoreInterfaceFactory
469:                                .getDataStoreInterface();
470:                        ListIterator iter = m_parent_restrictions
471:                                .listIterator();
472:                        String sParentClassName = AbstractChildObject
473:                                .getParentObjectClassName(m_sObjectClassName);
474:
475:                        if (sParentClassName != null) {
476:                            while (iter.hasNext()) {
477:                                String sPath = (String) iter.next();
478:
479:                                AbstractObject obj = HarmoniseObjectFactory
480:                                        .instantiateHarmoniseObject(dsi,
481:                                                sParentClassName, sPath);
482:
483:                                if (obj == null || obj.exists() == false) {
484:                                    iter.remove();
485:                                }
486:                            }
487:                        }
488:
489:                    } catch (HarmoniseFactoryException e) {
490:                        throw new DataAccessException(e);
491:                    } catch (DataStoreException e) {
492:                        throw new DataAccessException(e);
493:                    }
494:                }
495:            }
496:
497:        }
w___w___w__._jav_a___2___s._co___m__ | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.