Source Code for Module ZenModel.Linkable

 1  ########################################################################### 
 2  # 
 3  # This program is part of Zenoss Core, an open source monitoring platform. 
 4  # Copyright (C) 2007, Zenoss Inc. 
 5  # 
 6  # This program is free software; you can redistribute it and/or modify it 
 7  # under the terms of the GNU General Public License version 2 as published by 
 8  # the Free Software Foundation. 
 9  # 
10  # For complete information please visit: http://www.zenoss.com/oss/ 
11  # 
12  ########################################################################### 
13   
14  from Globals import InitializeClass 
15  from ZenModelRM import ZenModelRM 
16  from Products.ZenRelations.RelSchema import * 
17   
18   
19 -class Linkable: 
20      """ A mixin allowing an object to be the  
21          endpoint of a Link object. 
22      """ 
23   
24      meta_type = "Linkable" 
25   
26      _relations = ( 
27          ("links", ToMany(ToMany, "Products.ZenModel.Link", "endpoints")), 
28      ) 
29   
30 -    def getEndpointName(self): 
31          """ Returns a unique endpoint name """ 
32          raise NotImplementedError 
33   
34 -    def isInLocation(self, context): 
35          """ Checks if Linkable is in given Location """ 
36          raise NotImplementedError 
37   
38 -    def unlink(self): 
39          """ Removes all links associated with a Linkable """ 
40          zlm = dmd.ZenLinkManager 
41          for link in self.links(): 
42              zlm.manage_removeLink(link.id) 
43   
44   
45  InitializeClass(Linkable) 
46