[Zope-Checkins] CVS: Zope2 - ExternalMethod.py:1.44

[andreas@serenade.digicool.com]

Update of /cvs-repository/Zope2/lib/python/Products/ExternalMethod
In directory serenade:/tmp/cvs-serv20549/lib/python/Products/ExternalMethod

Modified Files:
	ExternalMethod.py 
Log Message:
added checks to __call__() method for better error handling/messages



--- Updated File ExternalMethod.py in package Zope2 --
--- ExternalMethod.py	2001/01/15 16:14:15	1.43
+++ ExternalMethod.py	2001/06/19 13:26:50	1.44
@@ -245,6 +245,18 @@
         first argument.
         """
 
+        filePath = self.filepath()
+        if filePath==None:
+            raise RuntimeError,\
+                "external method could not be called " \
+                "because it is None"
+
+        if not os.path.exists(filePath):
+            raise RuntimeError,\
+                "external method could not be called " \
+                "because the file does not exist"
+            
+
         if DevelopmentMode:
             # If the file has been modified since last loaded, force a reload.
             ts=os.stat(self.filepath())[stat.ST_MTIME]