[Zope-Checkins] CVS: Zope/lib/python/Products/PluginIndexes/TextIndexNG - BaseConverter.py:1.1.2.3

[Andreas Jung]

Update of /cvs-repository/Zope/lib/python/Products/PluginIndexes/TextIndexNG
In directory cvs.zope.org:/tmp/cvs-serv30844

Modified Files:
      Tag: ajung-textindexng-branch
	BaseConverter.py 
Log Message:
added constructor and additonal checks


=== Zope/lib/python/Products/PluginIndexes/TextIndexNG/BaseConverter.py 1.1.2.2 => 1.1.2.3 ===
 ##############################################################################
 
+__doc__ = """base converter class"""
+__version__ = '$Id$'
 
 class BaseConverter:
-
     """ Base class for all converters """
 
     content_type = None
     content_description = None
+
+    def __init__(self):
+        if not self.content_type:
+            raise BaseConverterError,'content_type undefinied'
+
+        if not self.content_description:
+            raise BaseConverterError,'content_description undefinied'
 
     def getDescription(self):   return self.content_description
     def getType(self):          return self.content_type