Source Code for Module buildbot.changes.manager

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14  # Copyright Buildbot Team Members 
15   
16  from zope.interface import implements 
17  from twisted.internet import defer 
18  from twisted.application import service 
19   
20  from buildbot import interfaces 
21   
22 -class ChangeManager(service.MultiService): 
23      """ 
24      This is the master-side service which receives file change notifications 
25      from version-control systems. 
26   
27      It is a Twisted service, which has instances of 
28      L{buildbot.interfaces.IChangeSource} as child services. These are added by 
29      the master with C{addSource}. 
30      """ 
31   
32      implements(interfaces.IEventSource) 
33   
34      lastPruneChanges = None 
35      name = "changemanager" 
36   
37 -    def __init__(self): 
38          service.MultiService.__init__(self) 
39          self.master = None 
40          self.lastPruneChanges = 0 
41   
42 -    def startService(self): 
43          service.MultiService.startService(self) 
44          self.master = self.parent 
45   
46 -    def addSource(self, source): 
47          assert interfaces.IChangeSource.providedBy(source) 
48          assert service.IService.providedBy(source) 
49          source.master = self.master 
50          source.setServiceParent(self) 
51   
52 -    def removeSource(self, source): 
53          assert source in self 
54          d = defer.maybeDeferred(source.disownServiceParent) 
55          def unset_master(x): 
56              source.master = None 
57              return x 
58          d.addBoth(unset_master) 
59          return d 
60