1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47

buildExecutionManager.tryToDetectAndBuild(buildKey, new BuildExecutionManager.BuildDetectionAction()
{
    public BuildContext process()
    {
        try
        {
            BuildLogger buildLogger = buildPlan.getBuildLogger();
            BuildDefinition buildDefinition = buildPlan.getBuildDefinition();
            Repository repository = buildDefinition.getRepository();

            buildLogger.addBuildLogEntry("Manual build triggered by " + user); // logging to the live activity log
            
            // This block is only required if you care about the changes
            String lastVcsRevisionKey = buildPlan.getLastVcsRevisionKey();
            BuildChanges buildChanges;
            if (lastVcsRevisionKey != null)
            {
                buildChanges = changeDetectionManager.collectChangesSinceLastBuild(buildPlan.getKey(), repository, lastVcsRevisionKey);
            }
            else
            {
                buildChanges = new BuildChangesImpl();
            }

            // Generate a trigger reason
            TriggerReason triggerReason = triggerReasonManager.getTriggerReason(ManualBuildTriggerReason.KEY, buildChanges,
                                                                                EasyMap.build(ManualBuildTriggerReason.TRIGGER_MANUAL_USER, user.getName()));


            BuildContext buildContext = new BuildContextImpl(buildPlan,
                                                             buildManager.retrieveNextBuildNumber(buildPlan.getKey()), // you need this to ensure build numbers are unique
                                                             triggerReason,
                                                             buildDefinition,
                                                             buildChanges);

            return buildContext;
        }
        catch (Exception e)
        {
            String message = "Error encountered while triggering manual build: " + e.getMessage();
            log.error(buildPlan.getBuildLogger().addBuildLogEntry(message), e);
            errorUpdateHandler.recordError(buildPlan.getKey(), message, e);
        }

        return null;
    }
}, true);