Merge branch 'master' of ssh://git.onelab.eu/git/sfa

Conflicts:
	sfa/managers/aggregate_manager_max.py
	sfa/util/xrn.py

diff --cc sfa/managers/aggregate_manager_max.py
index 2a46cb5,949e241..e586ffb
--- 1/sfa/managers/aggregate_manager_max.py
--- 2/sfa/managers/aggregate_manager_max.py
+++ b/sfa/managers/aggregate_manager_max.py
@@@ -3,8 -3,8 +3,9 @@@
  from sfa.util.rspec import RSpec
  import sys
  import pdb
 -from sfa.util.namespace import hrn_to_pl_slicename, hrn_to_urn
--from sfa.util.xrn import urn_to_hrn, get_authority
++from sfa.util.xrn import urn_to_hrn, hrn_to_urn, get_authority
++from sfa.util.plxrn import hrn_to_pl_slicename
 +from sfa.util.plxrn import hrn_to_pl_slicename
  from sfa.util.rspec import *
  from sfa.util.specdict import *
  from sfa.util.faults import *

diff --cc sfa/managers/registry_manager_pl.py
Simple merge

diff --cc sfa/util/xrn.py
index eb0d39e,c00dcef..a503e71
--- 1/sfa/util/xrn.py
--- 2/sfa/util/xrn.py
+++ b/sfa/util/xrn.py
@@@ -53,50 -54,34 +53,54 @@@ class Xrn
      def urn_split (urn):
          return Xrn.urn_meaningful(urn).split('+')
  
 +    ####################
 +    # the local fields that are kept consistent
 +    # self.urn
 +    # self.hrn
 +    # self.type
 +    # self.path
      # provide either urn, or (hrn + type)
      def __init__ (self, xrn=None, urn=None, hrn=None, type=None):
 -        if not xrn:
 -            if urn:
 -                xrn = urn
 -            elif hrn:
 -                xrn = hrn
++        # user has specified xrn : guess if urn or hrn
 +        if xrn is not None:
 +            if xrn.startswith(Xrn.URN_PREFIX):
 +                self.urn=xrn
 +                self.urn_to_hrn()
              else:
 -                raise SfaAPIError,"Xrn.__init__"
 -
 -        if xrn.startswith(Xrn.URN_PREFIX):
 -            self.urn=xrn
 +                self.hrn=xrn
 +                self.type=type
 +                self.hrn_to_urn()
++        # user has specified urn, let's use it
 +        elif urn is not None: 
 +            self.urn=urn
              self.urn_to_hrn()
 -        else:
 -            self.hrn=xrn
++        # user has specified hrn and type
 +        elif hrn is not None and type is not None: 
 +            self.hrn=hrn
              self.type=type
              self.hrn_to_urn()
 -
 -        if not type:
 -            sfa_logger().debug("type-less Xrn's are not safe")
++        # what should we do ?
 +        else:
 +            raise SfaAPIError,"Xrn.__init__"
 +# happens all the time ..
 +#        if not type:
 +#            sfa_logger().debug("type-less Xrn's are not safe")
  
      def get_urn(self): return self.urn
 -    def get_hrn(self): return (self.hrn, self.type)
 +    def get_hrn(self): return self.hrn
 +    def get_type(self): return self.type
 +    def get_hrn_type(self): return (self.hrn, self.type)
  
 -    def get_leaf(self):
 -        if not self.hrn: raise SfaAPIError, "Xrn.get_leaf"
 +    def _normalize(self):
 +        if self.hrn is None: raise SfaAPIError, "Xrn._normalize"
          if not hasattr(self,'leaf'): 
              self.leaf=Xrn.hrn_split(self.hrn)[-1]
 +        # self.authority keeps a list
 +        if not hasattr(self,'authority'): 
 +            self.authority=Xrn.hrn_auth_list(self.hrn)
 +
 +    def get_leaf(self):
 +        self._normalize()
          return self.leaf
  
      def get_authority_hrn(self):