[Zope3-checkins] CVS: Zope3/src/zope/app/services - connection.py:1.4

[Steve Alexander]

Update of /cvs-repository/Zope3/src/zope/app/services
In directory cvs.zope.org:/tmp/cvs-serv15888/src/zope/app/services

Modified Files:
	connection.py 
Log Message:
Removed confusing variable name, added explanatory comment for something
that was a tad confusing, removed unneeded __init__ method.


=== Zope3/src/zope/app/services/connection.py 1.3 => 1.4 ===
--- Zope3/src/zope/app/services/connection.py:1.3	Fri Jan  3 12:46:10 2003
+++ Zope3/src/zope/app/services/connection.py	Fri Jan 17 11:33:13 2003
@@ -34,14 +34,11 @@
 
     __implements__ = ILocalConnectionService
 
-    def __init__(self):
-        super(ConnectionService, self).__init__()
-
     def getConnection(self, name):
         'See IConnectionService'
-        adapter = self.queryActiveComponent(name)
-        if adapter is not None:
-            return adapter()
+        dbadapter = self.queryActiveComponent(name)
+        if dbadapter is not None:
+            return dbadapter()
         service = queryNextService(self, "SQLDatabaseConnections")
         if service is not None:
             return service.getConnection(name)
@@ -67,6 +64,10 @@
                 connections[name] = 0
         service = queryNextService(self, "SQLDatabaseConnections")
         if service is not None:
+            # Note that this works because we're only interested in the names
+            # of connections. If we wanted other data about connections, we'd
+            # have to be careful not to override this service's connections
+            # with higher-up connections.
             for name in service.getAvailableConnections():
                 connections[name] = 0
         return connections.keys()