[CalendarServer-changes] [1437] CalendarServer/branches/users/cdaboo/fast-multiget-1425/ twistedcaldav/index.py

[source_changes at macosforge.org]

Revision: 1437
          http://trac.macosforge.org/projects/calendarserver/changeset/1437
Author:   cdaboo at apple.com
Date:     2007-03-30 13:36:28 -0700 (Fri, 30 Mar 2007)

Log Message:
-----------
Add method to allow someone to determine whether a particular calendar query filter will be fully satisfied by an
SQL. This allows the caller to avoid doing a full calendar search if the index search does it.

Modified Paths:
--------------
    CalendarServer/branches/users/cdaboo/fast-multiget-1425/twistedcaldav/index.py

Modified: CalendarServer/branches/users/cdaboo/fast-multiget-1425/twistedcaldav/index.py
===================================================================
--- CalendarServer/branches/users/cdaboo/fast-multiget-1425/twistedcaldav/index.py	2007-03-30 20:35:13 UTC (rev 1436)
+++ CalendarServer/branches/users/cdaboo/fast-multiget-1425/twistedcaldav/index.py	2007-03-30 20:36:28 UTC (rev 1437)
@@ -233,6 +233,14 @@
         results = self._db_values_for_sql(statement, *names)
         return results
     
+    def searchValid(self, filter):
+        if isinstance(filter, caldavxml.Filter):
+            qualifiers = calendarquery.sqlcalendarquery(filter)
+        else:
+            qualifiers = None
+            
+        return qualifiers is not None
+
     def search(self, filter):
         """
         Finds resources matching the given qualifiers.

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