X-Git-Url: http://git.onelab.eu/?p=sfa-gui.git;a=blobdiff_plain;f=SfaData.py;fp=SfaData.py;h=049b0d3015a651445126205b19a7fe04114d4975;hp=343ad0e45df44823533fb88e1d0dba2e1f873eee;hb=dd75c282952182b904fbfd26b2f87f5d39552630;hpb=9b1e2b7e901d9a7edc707916c52efe808cae6cfc

diff --git a/SfaData.py b/SfaData.py
index 343ad0e..049b0d3 100644
--- a/SfaData.py
+++ b/SfaData.py
@@ -59,13 +59,19 @@ class ViniData(SfaData):
         SfaData.__init__(self)
         self.registry = "http://www.planet-lab.org:12345"
         self.slicemgr = "http://www.vini-veritas.net:12346"
+        self.rspec = None
 
-    def getRSpec(self):
+    def refreshRSpec(self):
         xml = SfaData.getRSpec(self)
-        return RSpec(xml)
+        self.rspec = RSpec(xml)
 
-    def applyRSpec(self, rspec):
-        xml = rspec.toxml()
+    def getRSpec(self):
+        if self.rspec is None:
+            self.refreshRSpec()
+        return self.rspec
+    
+    def applyRSpec(self):
+        xml = self.rspec.toxml()
         SfaData.applyRSpec(self, xml)
 
 class PlanetLabData(SfaData):
@@ -73,13 +79,19 @@ class PlanetLabData(SfaData):
         SfaData.__init__(self)
         self.registry = "http://www.planet-lab.org:12345"
         self.slicemgr = "http://www.planet-lab.org:12346"
+        self.rspec = None
 
-    def getRSpec(self):
+    def refreshRSpec(self):
         xml = SfaData.getRSpec(self)
-        return RSpec(xml)
+        self.rspec = RSpec(xml)
 
-    def applyRSpec(self, rspec):
-        xml = rspec.toxml()
+    def getRSpec(self):
+        if self.rspec is None:
+            self.refreshRSpec()
+        return self.rspec
+    
+    def applyRSpec(self):
+        xml = self.rspec.toxml()
         SfaData.applyRSpec(self, xml)
 
 class OpenCirrusData(SfaData):