Source Code for Module ndg.xacml.core.context.resource

 1  """NDG XACML Context Resource type 
 2   
 3  NERC DataGrid 
 4  """ 
 5  __author__ = "P J Kershaw" 
 6  __date__ = "24/03/10" 
 7  __copyright__ = "(C) 2010 Science and Technology Facilities Council" 
 8  __contact__ = "Philip.Kershaw@stfc.ac.uk" 
 9  __license__ = "BSD - see LICENSE file in top-level directory" 
10  __contact__ = "Philip.Kershaw@stfc.ac.uk" 
11  __revision__ = "$Id: resource.py 8010 2012-01-30 16:24:06Z rwilkinson $" 
12  from ndg.xacml.core.context import RequestChildBase 
13  import ndg.xacml.parsers.etree as etree 
14   
15 -class Resource(RequestChildBase): 
16      """XACML Context Resource type 
17       
18      @cvar ELEMENT_LOCAL_NAME: XML local element name for the resource 
19      @type ELEMENT_LOCAL_NAME: string 
20      @cvar RESOURCE_CONTENT_ELEMENT_LOCAL_NAME: XML local element name for the 
21      resource content 
22      @type RESOURCE_CONTENT_ELEMENT_LOCAL_NAME: string 
23       
24      @ivar __resourceContent: resource content 
25      @type __resourceContent: any 
26      """ 
27      ELEMENT_LOCAL_NAME = 'Resource' 
28      RESOURCE_CONTENT_ELEMENT_LOCAL_NAME = 'ResourceContent' 
29       
30      __slots__ = ('__resourceContent',) 
31       
32 -    def __init__(self): 
33          """Initial resource content instance variable""" 
34          super(Resource, self).__init__() 
35          self.__resourceContent = None 
36   
37 -    def _get_resourceContent(self): 
38          """Get resource content 
39          @return: content 
40          @rtype: any 
41          """ 
42          return self.__resourceContent 
43   
44 -    def _set_resourceContent(self, value): 
45          """Set resource content 
46          @param value: content 
47          @type value: any 
48          """ 
49          self.__resourceContent = value    
50   
51      resourceContent = property(_get_resourceContent, _set_resourceContent, None,  
52                                 "Resource content") 
53   
54 -    def __getstate__(self): 
55          '''Enable pickling 
56           
57          @return: object's attribute dictionary 
58          @rtype: dict 
59          ''' 
60          _dict = super(Resource, self).__getstate__() 
61          for attrName in Resource.__slots__: 
62              # Ugly hack to allow for derived classes setting private member 
63              # variables 
64              if attrName.startswith('__'): 
65                  attrName = "_Resource" + attrName 
66              value = getattr(self, attrName) 
67              _dict[attrName] = etree.serialiseIfElementTree(value) 
68          return _dict 
69   
70 -    def __setstate__(self, state): 
71          for k, v in state.iteritems(): 
72              if isinstance(v, etree.SerialisedElementTree): 
73                  setattr(self, k, etree.deserialiseIfElementTree(v)) 
74              else: 
75                  setattr(self, k, v) 
76