Source Code Cross Referenced for AssetTransferLP.java in  » Science » Cougaar12_4 » org » cougaar » planning » ldm » lps » 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 » Science » Cougaar12_4 » org.cougaar.planning.ldm.lps 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * <copyright>
003:         *  
004:         *  Copyright 1997-2004 BBNT Solutions, LLC
005:         *  under sponsorship of the Defense Advanced Research Projects
006:         *  Agency (DARPA).
007:         * 
008:         *  You can redistribute this software and/or modify it under the
009:         *  terms of the Cougaar Open Source License as published on the
010:         *  Cougaar Open Source Website (www.cougaar.org).
011:         * 
012:         *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
013:         *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
014:         *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
015:         *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
016:         *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
017:         *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
018:         *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
019:         *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
020:         *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
021:         *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
022:         *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
023:         *  
024:         * </copyright>
025:         */
026:
027:        package org.cougaar.planning.ldm.lps;
028:
029:        import java.util.ArrayList;
030:        import java.util.Collection;
031:        import java.util.Enumeration;
032:        import java.util.HashMap;
033:        import java.util.Iterator;
034:        import java.util.Vector;
035:
036:        import org.cougaar.core.blackboard.AnonymousChangeReport;
037:        import org.cougaar.core.blackboard.ChangeReport;
038:        import org.cougaar.core.blackboard.EnvelopeTuple;
039:        import org.cougaar.core.domain.EnvelopeLogicProvider;
040:        import org.cougaar.core.domain.LogicProvider;
041:        import org.cougaar.core.domain.RestartLogicProvider;
042:        import org.cougaar.core.domain.RestartLogicProviderHelper;
043:        import org.cougaar.core.domain.RootPlan;
044:        import org.cougaar.core.mts.MessageAddress;
045:        import org.cougaar.planning.ldm.LogPlan;
046:        import org.cougaar.planning.ldm.PlanningFactory;
047:        import org.cougaar.planning.ldm.asset.Asset;
048:        import org.cougaar.planning.ldm.asset.ClusterPG;
049:        import org.cougaar.planning.ldm.asset.LocalPG;
050:        import org.cougaar.planning.ldm.asset.PropertyGroup;
051:        import org.cougaar.planning.ldm.asset.PropertyGroupSchedule;
052:        import org.cougaar.planning.ldm.plan.AssetAssignment;
053:        import org.cougaar.planning.ldm.plan.AssetTransfer;
054:        import org.cougaar.planning.ldm.plan.AssignedAvailabilityElement;
055:        import org.cougaar.planning.ldm.plan.AssignedRelationshipElement;
056:        import org.cougaar.planning.ldm.plan.HasRelationships;
057:        import org.cougaar.planning.ldm.plan.NewAssetAssignment;
058:        import org.cougaar.planning.ldm.plan.NewAssetVerification;
059:        import org.cougaar.planning.ldm.plan.NewRoleSchedule;
060:        import org.cougaar.planning.ldm.plan.NewSchedule;
061:        import org.cougaar.planning.ldm.plan.Relationship;
062:        import org.cougaar.planning.ldm.plan.RelationshipSchedule;
063:        import org.cougaar.planning.ldm.plan.Role;
064:        import org.cougaar.planning.ldm.plan.Schedule;
065:        import org.cougaar.planning.ldm.plan.ScheduleElement;
066:        import org.cougaar.util.Enumerator;
067:        import org.cougaar.util.MutableTimeSpan;
068:        import org.cougaar.util.TimeSpan;
069:        import org.cougaar.util.UnaryPredicate;
070:        import org.cougaar.util.log.Logger;
071:        import org.cougaar.util.log.Logging;
072:
073:        /** AssetTransferLP is a "LogPlan Logic Provider":
074:         *
075:         * it provides the logic to capture
076:         * PlanElements that are AssetTransfers and send AssetAssignment tasks
077:         * to the proper remote agent.
078:         **/
079:
080:        public class AssetTransferLP implements  LogicProvider,
081:                EnvelopeLogicProvider, RestartLogicProvider {
082:            private static final Logger logger = Logging
083:                    .getLogger(AssetTransferLP.class);
084:            private static final TimeSpan ETERNITY = new MutableTimeSpan();
085:            private final RootPlan rootplan;
086:            private final LogPlan logplan;
087:            private final MessageAddress self;
088:            private final PlanningFactory ldmf;
089:
090:            public AssetTransferLP(RootPlan rootplan, LogPlan logplan,
091:                    PlanningFactory ldmf, MessageAddress self) {
092:                this .rootplan = rootplan;
093:                this .logplan = logplan;
094:                this .ldmf = ldmf;
095:                this .self = self;
096:            }
097:
098:            public void init() {
099:            }
100:
101:            /**
102:             * @param o Envelopetuple,
103:             *          where tuple.object
104:             *             == PlanElement with an Allocation to an agent ADDED to LogPlan
105:             *
106:             * If the test returned true i.e. it was an AssetTransfer...
107:             * create an AssetAssignment task and send it to a remote Agent 
108:             **/
109:            public void execute(EnvelopeTuple o, Collection changes) {
110:                Object obj;
111:                if ((o.isAdd() || o.isChange())
112:                        && (obj = o.getObject()) != null
113:                        && obj instanceof  AssetTransfer) {
114:
115:                    AssetTransfer at = (AssetTransfer) obj;
116:                    AssetAssignment assetassign;
117:
118:                    // create an AssetAssignment task
119:                    boolean sendRelationships = o.isAdd();
120:                    if (!sendRelationships
121:                            && ((changes != AnonymousChangeReport.LIST) && (changes != null))) {
122:                        for (Iterator i = changes.iterator(); i.hasNext();) {
123:                            ChangeReport changeReport = (ChangeReport) i.next();
124:                            if (changeReport instanceof  RelationshipSchedule.RelationshipScheduleChangeReport) {
125:                                sendRelationships = true;
126:                                break;
127:                            }
128:                        }
129:                    }
130:                    assetassign = createAssetAssignment(at,
131:                            (o.isChange()) ? AssetAssignment.UPDATE
132:                                    : AssetAssignment.NEW, sendRelationships);
133:                    if (assetassign != null) {
134:                        // Give the AssetAssignment to the blackboard for transmission
135:                        if (logger.isDebugEnabled())
136:                            logger.debug("Sending " + assetassign);
137:                        rootplan.sendDirective(assetassign);
138:                    } else {
139:                        if (logger.isDebugEnabled())
140:                            logger.debug("Not sending AssetAssignment for "
141:                                    + at);
142:                    }
143:                }
144:            }
145:
146:            // RestartLogicProvider implementation
147:
148:            /**
149:             * Agent restart handler. Resend all our assets to the restarted
150:             * agent marking them as "REPEAT". Also send AssetVerification
151:             * messages for all the assets we have received from the restarted
152:             * agent. The restarted agent will rescind them if they are no
153:             * longer valid.
154:             **/
155:            public void restart(final MessageAddress cid) {
156:                UnaryPredicate pred = new UnaryPredicate() {
157:                    public boolean execute(Object o) {
158:                        if (o instanceof  AssetTransfer) {
159:                            AssetTransfer at = (AssetTransfer) o;
160:                            MessageAddress assignee = at.getAssignee()
161:                                    .getClusterPG().getMessageAddress();
162:                            return RestartLogicProviderHelper.matchesRestart(
163:                                    self, cid, assignee);
164:                        }
165:                        return false;
166:                    }
167:                };
168:                Enumeration e = rootplan.searchBlackboard(pred);
169:                while (e.hasMoreElements()) {
170:                    AssetTransfer at = (AssetTransfer) e.nextElement();
171:                    rootplan.sendDirective(createAssetAssignment(at,
172:                            AssetAssignment.REPEAT, true));
173:                }
174:                pred = new UnaryPredicate() {
175:                    public boolean execute(Object o) {
176:                        if (o instanceof  Asset) {
177:                            Asset asset = (Asset) o;
178:                            ClusterPG clusterPG = asset.getClusterPG();
179:                            if (clusterPG != null) {
180:                                MessageAddress assetCID = clusterPG
181:                                        .getMessageAddress();
182:                                return RestartLogicProviderHelper
183:                                        .matchesRestart(self, cid, assetCID);
184:                            }
185:                        }
186:                        return false;
187:                    }
188:                };
189:                for (e = rootplan.searchBlackboard(pred); e.hasMoreElements();) {
190:                    Asset asset = (Asset) e.nextElement();
191:
192:                    if (related(asset)) {
193:
194:                        HashMap hash = new HashMap(3);
195:
196:                        RelationshipSchedule relationshipSchedule = (RelationshipSchedule) ((HasRelationships) asset)
197:                                .getRelationshipSchedule();
198:
199:                        Collection relationships = new ArrayList(
200:                                relationshipSchedule);
201:                        for (Iterator iterator = relationships.iterator(); iterator
202:                                .hasNext();) {
203:                            Relationship relationship = (Relationship) iterator
204:                                    .next();
205:
206:                            Asset otherAsset = (Asset) relationshipSchedule
207:                                    .getOther(relationship);
208:
209:                            NewSchedule verifySchedule = (NewSchedule) hash
210:                                    .get(otherAsset);
211:                            if (verifySchedule == null) {
212:                                verifySchedule = ldmf
213:                                        .newAssignedRelationshipSchedule();
214:                                hash.put(otherAsset, verifySchedule);
215:                            }
216:
217:                            verifySchedule
218:                                    .add(ldmf
219:                                            .newAssignedRelationshipElement(relationship));
220:                        }
221:
222:                        for (Iterator iterator = hash.keySet().iterator(); iterator
223:                                .hasNext();) {
224:                            Asset receivingAsset = (Asset) iterator.next();
225:
226:                            Schedule verifySchedule = (Schedule) hash
227:                                    .get(receivingAsset);
228:
229:                            NewAssetVerification nav = ldmf
230:                                    .newAssetVerification(ldmf
231:                                            .cloneInstance(asset), ldmf
232:                                            .cloneInstance(receivingAsset),
233:                                            verifySchedule);
234:                            nav.setSource(self);
235:                            nav.setDestination(asset.getClusterPG()
236:                                    .getMessageAddress());
237:                            rootplan.sendDirective(nav);
238:                        }
239:                    } else {
240:                        // BOZO - we have not tested transferring non-org assets
241:                        logger
242:                                .error("AssetTransferLP - unable to verify transfer of "
243:                                        + asset + "\n.");
244:                    }
245:
246:                }
247:            }
248:
249:            private final static boolean related(Asset a) {
250:                return (a instanceof  HasRelationships);
251:            }
252:
253:            private AssetAssignment createAssetAssignment(AssetTransfer at,
254:                    byte kind, boolean sendRelationships) {
255:                NewAssetAssignment naa = ldmf.newAssetAssignment();
256:
257:                /* copy the asset so we don't share roleschedule across
258:                 * agent boundaries.
259:                 */
260:                Asset transferredAsset = ldmf.cloneInstance(at.getAsset());
261:                Vector transferredPGs = transferredAsset.fetchAllProperties();
262:
263:                // Remove all LocalPGs - these shouldn't go out of the agent.
264:                for (Iterator pgIterator = transferredPGs.iterator(); pgIterator
265:                        .hasNext();) {
266:                    Object next = pgIterator.next();
267:
268:                    //Don't propagate LocalPGs
269:                    if (next instanceof  LocalPG) {
270:                        if (next instanceof  PropertyGroup) {
271:                            transferredAsset.removeOtherPropertyGroup(next
272:                                    .getClass());
273:                        } else if (next instanceof  PropertyGroupSchedule) {
274:                            transferredAsset
275:                                    .removeOtherPropertyGroupSchedule(next
276:                                            .getClass());
277:                        }
278:                    }
279:                }
280:
281:                naa.setAsset(transferredAsset);
282:
283:                naa.setPlan(ldmf.getRealityPlan());
284:
285:                naa.setAssignee(ldmf.cloneInstance(at.getAssignee()));
286:
287:                naa.setSource(at.getAssignor());
288:                naa.setDestination(at.getAssignee().getClusterPG()
289:                        .getMessageAddress());
290:
291:                naa.setKind(kind);
292:
293:                Schedule s = null; // Null if relationships not being sent
294:
295:                Asset asset = naa.getAsset();
296:                Asset assignee = naa.getAssignee();
297:
298:                // Only fuss with relationship schedules if both Asset & Assignee implement
299:                // HasRelationships
300:                if (related(asset) & related(assignee)) {
301:                    if (sendRelationships) {
302:                        s = makeAARelationshipSchedule(naa, at);
303:
304:                    }
305:                } else {
306:                    s = ldmf.newSchedule(at.getSchedule()
307:                            .getAllScheduleElements());
308:                }
309:
310:                naa.setSchedule(s);
311:
312:                // Ensure that local info reflects the transfer
313:                if (!updateLocalAssets(at, naa)) {
314:                    return null;
315:                }
316:
317:                // Clear asset and assignee relationship, role, and available schedules to ensure 
318:                // that there are no references to other organizations.
319:                clearSchedule(asset);
320:                clearSchedule(assignee);
321:
322:                return naa;
323:            }
324:
325:            private Schedule makeAARelationshipSchedule(NewAssetAssignment naa,
326:                    final AssetTransfer at) {
327:
328:                // construct appropriate relationship schedule for the asset assignment
329:                Schedule aaAssetSchedule = ldmf
330:                        .newAssignedRelationshipSchedule();
331:
332:                RelationshipSchedule relationshipSchedule = ((HasRelationships) at
333:                        .getAsset()).getRelationshipSchedule();
334:                Collection relationships = relationshipSchedule
335:                        .filter(new UnaryPredicate() {
336:                            public boolean execute(Object o) {
337:                                Relationship relationship = (Relationship) o;
338:
339:                                // Verify that all relationships are with the receiver
340:                                if (!(relationship.getA().equals(at
341:                                        .getAssignee()))
342:                                        && !(relationship.getB().equals(at
343:                                                .getAssignee()))) {
344:                                    logger
345:                                            .error("AssetTransferLP: Relationships on the "
346:                                                    + " AssetTransfer must be limited to the "
347:                                                    + " transferring and receiving asset.\n"
348:                                                    + "Dropping relationship "
349:                                                    + relationship
350:                                                    + " on transfer of "
351:                                                    + at.getAsset()
352:                                                    + " to "
353:                                                    + at.getAssignee());
354:                                    return false;
355:                                } else {
356:                                    return true;
357:                                }
358:                            }
359:                        });
360:
361:                for (Iterator iterator = relationships.iterator(); iterator
362:                        .hasNext();) {
363:                    Relationship relationship = (Relationship) iterator.next();
364:
365:                    Asset a = (relationship.getA().equals(naa.getAsset())) ? naa
366:                            .getAsset()
367:                            : naa.getAssignee();
368:                    Asset b = (relationship.getB().equals(naa.getAsset())) ? naa
369:                            .getAsset()
370:                            : naa.getAssignee();
371:                    AssignedRelationshipElement element = ldmf
372:                            .newAssignedRelationshipElement(a, relationship
373:                                    .getRoleA(), b,
374:                                    relationship.getStartTime(), relationship
375:                                            .getEndTime());
376:                    aaAssetSchedule.add(element);
377:                }
378:
379:                return aaAssetSchedule;
380:            }
381:
382:            private boolean updateLocalAssets(AssetTransfer at,
383:                    AssetAssignment aa) {
384:                Asset localTransferringAsset = logplan.findAsset(at.getAsset());
385:                if (localTransferringAsset == null) {
386:                    logger
387:                            .error("AssetTransferLP: unable to process AssetTransfer - "
388:                                    + at.getAsset()
389:                                    + " - transferring to "
390:                                    + at.getAssignee()
391:                                    + " - is not local to this agent.");
392:                    return false;
393:                } else if (localTransferringAsset == at.getAsset()) {
394:                    logger
395:                            .error("AssetTransferLP: Transferring Assets in AssetTransfer are == but should be "
396:                                    + " copies. AssetTransfer is "
397:                                    + at.getUID()
398:                                    + " Asset is "
399:                                    + localTransferringAsset);
400:                    return false;
401:                }
402:
403:                Asset receivingAsset = at.getAssignee();
404:                Asset localReceivingAsset = logplan.findAsset(receivingAsset);
405:
406:                if (localReceivingAsset == null) {
407:                    receivingAsset = ldmf.cloneInstance(receivingAsset);
408:                    if (related(receivingAsset)) {
409:                        ((HasRelationships) receivingAsset)
410:                                .setRelationshipSchedule(ldmf
411:                                        .newRelationshipSchedule((HasRelationships) receivingAsset));
412:                    }
413:                } else {
414:                    receivingAsset = localReceivingAsset;
415:
416:                    if (localReceivingAsset == at.getAssignee()) {
417:                        logger
418:                                .error("AssetTransferLP: Assignee Assets in AssetTransfer are == but should be "
419:                                        + " copies. AssetTransfer is "
420:                                        + at.getUID()
421:                                        + " Asset is "
422:                                        + localReceivingAsset);
423:                        return false;
424:                    }
425:                }
426:
427:                boolean changeRelationshipRequired = fixRelationshipSchedule(
428:                        at, aa, localTransferringAsset, receivingAsset);
429:
430:                boolean changeAvailabilityRequired = fixAvailSchedule(aa,
431:                        receivingAsset, localTransferringAsset);
432:
433:                if (logger.isDebugEnabled()) {
434:                    logger
435:                            .debug("AssetTransferLP: changeRelationshipRequired = "
436:                                    + changeRelationshipRequired
437:                                    + " changeAvailabilityRequired = "
438:                                    + changeAvailabilityRequired
439:                                    + " for AssetTransfer - "
440:                                    + at
441:                                    + " transfering asset - "
442:                                    + localTransferringAsset
443:                                    + " receiving asset - "
444:                                    + receivingAsset
445:                                    + " local receiving asset - "
446:                                    + localReceivingAsset);
447:                }
448:
449:                publishAsset(receivingAsset, (localReceivingAsset == null),
450:                        changeRelationshipRequired, changeAvailabilityRequired);
451:
452:                publishAsset(localTransferringAsset, false, // local asset already exists on the blackboard
453:                        changeRelationshipRequired, changeAvailabilityRequired);
454:
455:                return true;
456:            }
457:
458:            // Update availability info for the receiving asset
459:            // AvailableSchedule reflects availablity within the current agent
460:            private boolean fixAvailSchedule(AssetAssignment aa,
461:                    final Asset receivingAsset, final Asset transferringAsset) {
462:
463:                NewSchedule availSchedule = (NewSchedule) transferringAsset
464:                        .getRoleSchedule().getAvailableSchedule();
465:
466:                if (availSchedule == null) {
467:                    availSchedule = ldmf.newAssignedAvailabilitySchedule();
468:                    ((NewRoleSchedule) transferringAsset.getRoleSchedule())
469:                            .setAvailableSchedule(availSchedule);
470:                }
471:
472:                boolean change = false;
473:
474:                synchronized (availSchedule) {
475:                    // Find all existing entries which refer to the receiving asset
476:                    Collection currentAvailability = availSchedule
477:                            .filter(new UnaryPredicate() {
478:                                public boolean execute(Object o) {
479:                                    return ((o instanceof  AssignedAvailabilityElement) && (((AssignedAvailabilityElement) o)
480:                                            .getAssignee()
481:                                            .equals(receivingAsset)));
482:                                }
483:                            });
484:
485:                    if ((related(transferringAsset) && related(receivingAsset))) {
486:                        //Construct aggregate avail info from the relationship schedule
487:                        RelationshipSchedule relationshipSchedule = ((HasRelationships) transferringAsset)
488:                                .getRelationshipSchedule();
489:                        Collection matchingRelationships = relationshipSchedule
490:                                .getMatchingRelationships(
491:                                        (HasRelationships) receivingAsset,
492:                                        ETERNITY);
493:
494:                        // If any relationships, construct a single avail element with the 
495:                        // min start and max end
496:                        if (!matchingRelationships.isEmpty()) {
497:                            Schedule matchingRelationshipsSchedule = ldmf
498:                                    .newSchedule(new Enumerator(
499:                                            matchingRelationships));
500:                            AssignedAvailabilityElement aggregateAvailability = ldmf
501:                                    .newAssignedAvailabilityElement(
502:                                            receivingAsset,
503:                                            matchingRelationshipsSchedule
504:                                                    .getStartTime(),
505:                                            matchingRelationshipsSchedule
506:                                                    .getEndTime());
507:
508:                            // Compare to existing entries - only change if required.
509:                            if (!currentAvailability.isEmpty()) {
510:                                Schedule currentSchedule = ldmf
511:                                        .newSchedule(new Enumerator(
512:                                                currentAvailability));
513:                                if ((currentSchedule.getStartTime() != matchingRelationshipsSchedule
514:                                        .getStartTime())
515:                                        || (currentSchedule.getEndTime() != matchingRelationshipsSchedule
516:                                                .getEndTime())) {
517:                                    availSchedule
518:                                            .removeAll(currentAvailability);
519:                                    availSchedule.add(aggregateAvailability);
520:                                } else {
521:                                    // No change required
522:                                    return false;
523:                                }
524:                            } else {
525:                                availSchedule.add(aggregateAvailability);
526:                                change = true;
527:                            }
528:                        }
529:                    } else {
530:
531:                        if (((aa.isUpdate() || aa.isRepeat()) && (!currentAvailability
532:                                .isEmpty()))
533:                                && (currentAvailability.size() == aa
534:                                        .getSchedule().size())) {
535:
536:                            // Compare to existing entries - only change if required.
537:                            Schedule currentSchedule = ldmf
538:                                    .newSchedule(new Enumerator(
539:                                            currentAvailability));
540:
541:                            for (Iterator localIterator = new ArrayList(
542:                                    currentSchedule).iterator(), aaIterator = new ArrayList(
543:                                    aa.getSchedule()).iterator(); localIterator
544:                                    .hasNext();) {
545:                                ScheduleElement localElement = (ScheduleElement) localIterator
546:                                        .next();
547:                                ScheduleElement aaElement = (ScheduleElement) aaIterator
548:                                        .next();
549:
550:                                // compare timespan
551:                                if ((localElement.getStartTime() != aaElement
552:                                        .getStartTime())
553:                                        || (localElement.getEndTime() != aaElement
554:                                                .getEndTime())) {
555:                                    availSchedule
556:                                            .removeAll(currentAvailability);
557:                                    change = true;
558:                                    break;
559:                                }
560:                            }
561:                        } else {
562:                            change = true;
563:                        }
564:
565:                        if (change) {
566:                            //Don't iterate over schedule directly because Schedule doesn't
567:                            //support iterator().
568:                            for (Iterator iterator = new ArrayList(aa
569:                                    .getSchedule()).iterator(); iterator
570:                                    .hasNext();) {
571:                                ScheduleElement avail = (ScheduleElement) iterator
572:                                        .next();
573:                                availSchedule.add(ldmf
574:                                        .newAssignedAvailabilityElement(
575:                                                receivingAsset, avail
576:                                                        .getStartTime(), avail
577:                                                        .getEndTime()));
578:                            }
579:                        }
580:                    }
581:                } // end sync block
582:
583:                return change;
584:            }
585:
586:            private boolean fixRelationshipSchedule(AssetTransfer at,
587:                    AssetAssignment aa, Asset transferringAsset,
588:                    Asset receivingAsset) {
589:                if (!(related(transferringAsset) && related(receivingAsset))) {
590:                    return false;
591:                }
592:                if ((aa.isUpdate() || aa.isRepeat())) {
593:                    // Check whether info already represented in the local assets
594:                    // No need to publish change if local assets are already current.
595:                    if (!localScheduleUpdateRequired((HasRelationships) at
596:                            .getAsset(), (HasRelationships) transferringAsset)
597:                            && !localScheduleUpdateRequired(
598:                                    (HasRelationships) at.getAssignee(),
599:                                    (HasRelationships) receivingAsset)) {
600:                        return false;
601:                    }
602:
603:                    //Remove existing relationships
604:                    removeExistingRelationships(at,
605:                            (HasRelationships) transferringAsset,
606:                            (HasRelationships) receivingAsset);
607:                }
608:
609:                // Add transfer relationships to local assets
610:                Collection localRelationships = convertToLocalRelationships(at,
611:                        transferringAsset, receivingAsset);
612:
613:                RelationshipSchedule transferringSchedule = ((HasRelationships) transferringAsset)
614:                        .getRelationshipSchedule();
615:                transferringSchedule.addAll(localRelationships);
616:
617:                RelationshipSchedule receivingSchedule = ((HasRelationships) receivingAsset)
618:                        .getRelationshipSchedule();
619:                receivingSchedule.addAll(localRelationships);
620:
621:                return true;
622:            }
623:
624:            private boolean localScheduleUpdateRequired(
625:                    HasRelationships atAsset, HasRelationships localAsset) {
626:
627:                if (!atAsset.equals(localAsset)) {
628:                    throw new IllegalArgumentException(
629:                            "AssetTransferLP.localScheduleUpdateRequired()"
630:                                    + " attempt to compare different Assets - "
631:                                    + atAsset + " != " + localAsset);
632:                }
633:
634:                RelationshipSchedule localRelationshipSchedule = localAsset
635:                        .getRelationshipSchedule();
636:
637:                // Can't iterate over a schedule so pull elements into an ArrayList and
638:                // iterate over that
639:                for (Iterator iterator = new ArrayList(atAsset
640:                        .getRelationshipSchedule()).iterator(); iterator
641:                        .hasNext();) {
642:                    final Relationship relationship = (Relationship) iterator
643:                            .next();
644:
645:                    Collection matching = localRelationshipSchedule
646:                            .getMatchingRelationships(new UnaryPredicate() {
647:                                public boolean execute(Object obj) {
648:                                    Relationship matchCandidate = (Relationship) obj;
649:                                    return (relationship.equals(matchCandidate));
650:                                }
651:                            });
652:
653:                    if (matching.isEmpty()) {
654:                        return true;
655:                    }
656:                }
657:                return false;
658:            }
659:
660:            private void removeExistingRelationships(AssetTransfer at,
661:                    HasRelationships transferringAsset,
662:                    HasRelationships receivingAsset) {
663:
664:                RelationshipSchedule receivingSchedule = receivingAsset
665:                        .getRelationshipSchedule();
666:                RelationshipSchedule transferringSchedule = transferringAsset
667:                        .getRelationshipSchedule();
668:
669:                RelationshipSchedule atRelationshipSchedule = ((HasRelationships) at
670:                        .getAsset()).getRelationshipSchedule();
671:
672:                for (Iterator atIterator = new ArrayList(atRelationshipSchedule)
673:                        .iterator(); atIterator.hasNext();) {
674:                    Relationship relationship = (Relationship) atIterator
675:                            .next();
676:
677:                    Role role = (relationship.getA().equals(receivingAsset)) ? relationship
678:                            .getRoleA()
679:                            : relationship.getRoleB();
680:
681:                    Collection remove = transferringSchedule
682:                            .getMatchingRelationships(role, receivingAsset,
683:                                    ETERNITY);
684:                    transferringSchedule.removeAll(remove);
685:
686:                    role = (relationship.getA().equals(transferringAsset)) ? relationship
687:                            .getRoleA()
688:                            : relationship.getRoleB();
689:                    remove = receivingSchedule.getMatchingRelationships(role,
690:                            transferringAsset, ETERNITY);
691:                    receivingSchedule.removeAll(remove);
692:                }
693:            }
694:
695:            protected Collection convertToLocalRelationships(AssetTransfer at,
696:                    Asset localTransferringAsset, Asset receivingAsset) {
697:                RelationshipSchedule atRelationshipSchedule = ((HasRelationships) at
698:                        .getAsset()).getRelationshipSchedule();
699:                ArrayList atRelationships = new ArrayList(
700:                        atRelationshipSchedule);
701:
702:                ArrayList localRelationships = new ArrayList(atRelationships
703:                        .size());
704:
705:                for (Iterator iterator = atRelationships.iterator(); iterator
706:                        .hasNext();) {
707:                    Relationship atRelationship = (Relationship) iterator
708:                            .next();
709:
710:                    Asset A = (atRelationship.getA().equals(at.getAsset())) ? localTransferringAsset
711:                            : receivingAsset;
712:                    Asset B = (atRelationship.getB().equals(at.getAsset())) ? localTransferringAsset
713:                            : receivingAsset;
714:                    Relationship localRelationship = ldmf.newRelationship(
715:                            atRelationship.getRoleA(), (HasRelationships) A,
716:                            (HasRelationships) B,
717:                            atRelationship.getStartTime(), atRelationship
718:                                    .getEndTime());
719:                    localRelationships.add(localRelationship);
720:                }
721:
722:                return localRelationships;
723:            }
724:
725:            // Clear relationship, role and availble schedules to ensure that there 
726:            // are no dangling references to other organizations.
727:            private void clearSchedule(Asset asset) {
728:                if (related(asset)) {
729:                    ((HasRelationships) asset).setRelationshipSchedule(null);
730:                }
731:
732:                if (asset.getRoleSchedule() != null) {
733:                    asset.getRoleSchedule().clear();
734:
735:                    if (asset.getRoleSchedule().getAvailableSchedule() != null) {
736:                        asset.getRoleSchedule().getAvailableSchedule().clear();
737:                    }
738:                }
739:            }
740:
741:            private void publishAsset(Asset asset, boolean newAsset,
742:                    boolean changeRelationshipRequired,
743:                    boolean changeAvailabilityRequired) {
744:
745:                if (newAsset) {
746:                    rootplan.add(asset);
747:                    if (logger.isDebugEnabled()) {
748:                        logger.debug("publishAsset: publish added " + asset
749:                                + " uid = " + asset.getUID());
750:                    }
751:                } else {
752:                    boolean publishRequired = false;
753:                    Collection changes = null;
754:
755:                    if (changeRelationshipRequired) {
756:                        changes = new ArrayList();
757:                        changes
758:                                .add(new RelationshipSchedule.RelationshipScheduleChangeReport());
759:                        publishRequired = true;
760:                    } else if (changeAvailabilityRequired) {
761:                        publishRequired = true;
762:                    }
763:
764:                    if (publishRequired) {
765:                        if (logger.isDebugEnabled()) {
766:                            logger.debug("publishAsset: publish changed "
767:                                    + asset + " uid = " + asset.getUID());
768:                        }
769:                        rootplan.change(asset, changes);
770:                    }
771:                }
772:            }
773:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.