Log message for revision 100817:
  Centralize interfaces defined in Products.ZCTextIndex.
  
  o Leave BBB imports behind in old locations.
  
  

Changed:
  U   Zope/trunk/doc/CHANGES.rst
  U   Zope/trunk/src/Products/ZCTextIndex/BaseIndex.py
  U   Zope/trunk/src/Products/ZCTextIndex/CosineIndex.py
  U   Zope/trunk/src/Products/ZCTextIndex/HTMLSplitter.py
  U   Zope/trunk/src/Products/ZCTextIndex/IIndex.py
  U   Zope/trunk/src/Products/ZCTextIndex/INBest.py
  U   Zope/trunk/src/Products/ZCTextIndex/IPipelineElement.py
  U   Zope/trunk/src/Products/ZCTextIndex/IPipelineElementFactory.py
  U   Zope/trunk/src/Products/ZCTextIndex/IQueryParseTree.py
  U   Zope/trunk/src/Products/ZCTextIndex/IQueryParser.py
  U   Zope/trunk/src/Products/ZCTextIndex/ISplitter.py
  U   Zope/trunk/src/Products/ZCTextIndex/Lexicon.py
  U   Zope/trunk/src/Products/ZCTextIndex/NBest.py
  U   Zope/trunk/src/Products/ZCTextIndex/OkapiIndex.py
  U   Zope/trunk/src/Products/ZCTextIndex/ParseTree.py
  U   Zope/trunk/src/Products/ZCTextIndex/PipelineFactory.py
  U   Zope/trunk/src/Products/ZCTextIndex/QueryParser.py
  U   Zope/trunk/src/Products/ZCTextIndex/interfaces.py
  U   Zope/trunk/src/Products/ZCTextIndex/tests/testParseTree.py
  U   Zope/trunk/src/Products/ZCTextIndex/tests/testPipelineFactory.py
  U   Zope/trunk/src/Products/ZCTextIndex/tests/testQueryParser.py

-=-
Modified: Zope/trunk/doc/CHANGES.rst
===================================================================
--- Zope/trunk/doc/CHANGES.rst  2009-06-10 22:10:07 UTC (rev 100816)
+++ Zope/trunk/doc/CHANGES.rst  2009-06-10 22:29:12 UTC (rev 100817)
@@ -11,14 +11,17 @@
 Restructuring
 +++++++++++++
 
-* Integrated zLOG package back into this package.
+- Centralize interfaces defined in Products.ZCTextIndex,  leaving BBB
+  imports behind in old locations.
 
-* Updated documentation to new version number.
+- Integrated zLOG package back into this package.
 
+- Updated documentation to new version number.
+
 Features Added
 ++++++++++++++
 
-* Updated packages:
+- Updated packages:
 
   - zope.app.cache = 3.6.0
   - zope.app.pagetemplate = 3.7.1

Modified: Zope/trunk/src/Products/ZCTextIndex/BaseIndex.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/BaseIndex.py    2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/BaseIndex.py    2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -27,8 +27,8 @@
 from Persistence import Persistent
 from zope.interface import implements
 
-from Products.ZCTextIndex.IIndex import IIndex
 from Products.ZCTextIndex import WidCode
+from Products.ZCTextIndex.interfaces import IIndex
 from Products.ZCTextIndex.SetOps import mass_weightedIntersection
 from Products.ZCTextIndex.SetOps import mass_weightedUnion
 

Modified: Zope/trunk/src/Products/ZCTextIndex/CosineIndex.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/CosineIndex.py  2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/CosineIndex.py  2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -19,7 +19,7 @@
 from BTrees.IIBTree import IIBucket
 from zope.interface import implements
 
-from Products.ZCTextIndex.IIndex import IIndex
+from Products.ZCTextIndex.interfaces import IIndex
 from Products.ZCTextIndex.BaseIndex import BaseIndex
 from Products.ZCTextIndex.BaseIndex import inverse_doc_frequency
 from Products.ZCTextIndex.BaseIndex import scaled_int

Modified: Zope/trunk/src/Products/ZCTextIndex/HTMLSplitter.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/HTMLSplitter.py 2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/HTMLSplitter.py 2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -15,7 +15,7 @@
 
 from zope.interface import implements
 
-from Products.ZCTextIndex.ISplitter import ISplitter
+from Products.ZCTextIndex.interfaces import ISplitter
 from Products.ZCTextIndex.PipelineFactory import element_factory
 
 class HTMLWordSplitter:

Modified: Zope/trunk/src/Products/ZCTextIndex/IIndex.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/IIndex.py       2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/IIndex.py       2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -14,67 +14,4 @@
 
 """Index Interface."""
 
-from zope.interface import Interface
-
-class IIndex(Interface):
-    """Interface for an Index."""
-
-    def length():
-        """Return the number of words in the index."""
-        
-    def document_count():
-        """Return the number of documents in the index."""
-
-    def get_words(docid):
-        """Return a list of wordids for the given docid."""
-
-    def search(term):
-        """Execute a search on a single term given as a string.
-
-        Return an IIBTree mapping docid to score, or None if all docs
-        match due to the lexicon returning no wids for the term (e.g.,
-        if the term is entirely composed of stopwords).
-        """
-
-    def search_phrase(phrase):
-        """Execute a search on a phrase given as a string.
-
-        Return an IIBtree mapping docid to score.
-        """
-
-    def search_glob(pattern):
-        """Execute a pattern search.
-
-        The pattern represents a set of words by using * and ?.  For
-        example, "foo*" represents the set of all words in the lexicon
-        starting with "foo".
-
-        Return an IIBTree mapping docid to score.
-        """
-
-    def query_weight(terms):
-        """Return the weight for a set of query terms.
-
-        'terms' is a sequence of all terms included in the query,
-        although not terms with a not.  If a term appears more than
-        once in a query, it should appear more than once in terms.
-
-        Nothing is defined about what "weight" means, beyond that the
-        result is an upper bound on document scores returned for the
-        query.
-        """
-
-    def index_doc(docid, text):
-        """Add a document with the specified id and text to the index. If a
-        document by that id already exists, replace its text with the new
-        text provided
-        text  may be either a string (Unicode or otherwise) or a list
-        of strings from which to extract the terms under which to
-        index the source document.
-        """
-
-    def unindex_doc(docid):
-        """Remove the document with the specified id from the index"""
-
-    def has_doc(docid):
-        """Returns true if docid is an id of a document in the index"""
+from Products.ZCTextIndex.interfaces import IIndex # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/INBest.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/INBest.py       2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/INBest.py       2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -12,62 +12,4 @@
 #
 ##############################################################################
 
-"""NBest Interface.
-
-An NBest object remembers the N best-scoring items ever passed to its
-.add(item, score) method.  If .add() is called M times, the worst-case
-number of comparisons performed overall is M * log2(N).
-"""
-
-
-from zope.interface import Interface
-
-class INBest(Interface):
-    """Interface for an N-Best chooser."""
-
-    def add(item, score):
-        """Record that item 'item' has score 'score'.  No return value.
-
-        The N best-scoring items are remembered, where N was passed to
-        the constructor.  'item' can by anything.  'score' should be
-        a number, and larger numbers are considered better.
-        """
-
-    def addmany(sequence):
-        """Like "for item, score in sequence: self.add(item, score)".
-
-        This is simply faster than calling add() len(seq) times.
-        """
-
-    def getbest():
-        """Return the (at most) N best-scoring items as a sequence.
-
-        The return value is a sequence of 2-tuples, (item, score), with
-        the largest score first.  If .add() has been called fewer than
-        N times, this sequence will contain fewer than N pairs.
-        """
-
-    def pop_smallest():
-        """Return and remove the (item, score) pair with lowest score.
-
-        If len(self) is 0, raise IndexError.
-
-        To be cleaer, this is the lowest score among the N best-scoring
-        seen so far.  This is most useful if the capacity of the NBest
-        object is never exceeded, in which case  pop_smallest() allows
-        using the object as an ordinary smallest-in-first-out priority
-        queue.
-        """
-
-    def __len__():
-        """Return the number of (item, score) pairs currently known.
-
-        This is N (the value passed to the constructor), unless .add()
-        has been called fewer than N times.
-        """
-
-    def capacity():
-        """Return the maximum number of (item, score) pairs.
-
-        This is N (the value passed to the constructor).
-        """
+from Products.ZCTextIndex.interfaces import INBest # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/IPipelineElement.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/IPipelineElement.py     2009-06-10 
22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/IPipelineElement.py     2009-06-10 
22:29:12 UTC (rev 100817)
@@ -12,18 +12,4 @@
 #
 ##############################################################################
 
-from zope.interface import Interface
-
-class IPipelineElement(Interface):
-
-    def process(source):
-        """Provide a text processing step.
-
-        Process a source sequence of words into a result sequence.
-        """
-
-    def processGlob(source):
-        """Process, passing through globbing metacharaters.
-
-        This is an optional method; if it is not used, process() is used.
-        """
+from Products.ZCTextIndex.interfaces import IPipelineElement # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/IPipelineElementFactory.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/IPipelineElementFactory.py      
2009-06-10 22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/IPipelineElementFactory.py      
2009-06-10 22:29:12 UTC (rev 100817)
@@ -12,28 +12,4 @@
 #
 ##############################################################################
 
-from zope.interface import Interface
-
-class IPipelineElementFactory(Interface):
-    """Class for creating pipeline elements by name"""
-
-    def registerFactory(group, name, factory):
-        """Registers a pipeline factory by name and element group.
-
-        Each name can be registered only once for a given group. Duplicate
-        registrations will raise a ValueError
-        """
-
-    def getFactoryGroups():
-        """Returns a sorted list of element group names
-        """
-
-    def getFactoryNames(group):
-        """Returns a sorted list of registered pipeline factory names
-        in the specified element group
-        """
-
-    def instantiate(group, name):
-        """Instantiates a pipeline element by group and name. If name is not
-        registered raise a KeyError.
-        """
+from Products.ZCTextIndex.interfaces import IPipelineElementFactory # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/IQueryParseTree.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/IQueryParseTree.py      2009-06-10 
22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/IQueryParseTree.py      2009-06-10 
22:29:12 UTC (rev 100817)
@@ -12,41 +12,4 @@
 #
 ##############################################################################
 
-"""Query Parser Tree Interface."""
-
-from zope.interface import Interface
-
-class IQueryParseTree(Interface):
-    """Interface for parse trees returned by parseQuery()."""
-
-    def nodeType():
-        """Return the node type.
-
-        This is one of 'AND', 'OR', 'NOT', 'ATOM', 'PHRASE' or 'GLOB'.
-        """
-
-    def getValue():
-        """Return a node-type specific value.
-
-        For node type:    Return:
-        'AND'             a list of parse trees
-        'OR'              a list of parse trees
-        'NOT'             a parse tree
-        'ATOM'            a string (representing a single search term)
-        'PHRASE'          a string (representing a search phrase)
-        'GLOB'            a string (representing a pattern, e.g. "foo*")
-        """
-
-    def terms():
-        """Return a list of all terms in this node, excluding NOT subtrees."""
-
-    def executeQuery(index):
-        """Execute the query represented by this node against the index.
-
-        The index argument must implement the IIndex interface.
-
-        Return an IIBucket or IIBTree mapping document ids to scores
-        (higher scores mean better results).
-
-        May raise ParseTree.QueryError.
-        """
+from Products.ZCTextIndex.interfaces import IPipelineElementFactory # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/IQueryParser.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/IQueryParser.py 2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/IQueryParser.py 2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -12,42 +12,4 @@
 #
 ##############################################################################
 
-"""Query Parser Interface."""
-
-from zope.interface import Interface
-
-class IQueryParser(Interface):
-    """Interface for Query Parsers."""
-
-    def parseQuery(query):
-        """Parse a query string.
-
-        Return a parse tree (which implements IQueryParseTree).
-
-        Some of the query terms may be ignored because they are
-        stopwords; use getIgnored() to find out which terms were
-        ignored.  But if the entire query consists only of stop words,
-        or of stopwords and one or more negated terms, an exception is
-        raised.
-
-        May raise ParseTree.ParseError.
-        """
-
-    def getIgnored():
-        """Return the list of ignored terms.
-
-        Return the list of terms that were ignored by the most recent
-        call to parseQuery() because they were stopwords.
-
-        If parseQuery() was never called this returns None.
-        """
-
-    def parseQueryEx(query):
-        """Parse a query string.
-
-        Return a tuple (tree, ignored) where 'tree' is the parse tree
-        as returned by parseQuery(), and 'ignored' is a list of
-        ignored terms as returned by getIgnored().
-
-        May raise ParseTree.ParseError.
-        """
+from Products.ZCTextIndex.interfaces import IQueryParser # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/ISplitter.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/ISplitter.py    2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/ISplitter.py    2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -12,10 +12,4 @@
 #
 ##############################################################################
 
-from zope.interface import Interface
-
-class ISplitter(Interface):
-    """A splitter."""
-
-    def process(text):
-        """Run the splitter over the input text, returning a list of terms."""
+from Products.ZCTextIndex.interfaces import ISplitter # BBB

Modified: Zope/trunk/src/Products/ZCTextIndex/Lexicon.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/Lexicon.py      2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/Lexicon.py      2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -24,10 +24,10 @@
 from Persistence import Persistent
 from zope.interface import implements
 
+from Products.ZCTextIndex.interfaces import ILexicon
 from Products.ZCTextIndex.StopDict import get_stopdict
 from Products.ZCTextIndex.ParseTree import QueryError
 from Products.ZCTextIndex.PipelineFactory import element_factory
-from Products.ZCTextIndex.interfaces import ILexicon
 
 
 class Lexicon(Persistent):

Modified: Zope/trunk/src/Products/ZCTextIndex/NBest.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/NBest.py        2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/NBest.py        2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -21,7 +21,7 @@
 from bisect import bisect
 from zope.interface import implements
 
-from Products.ZCTextIndex.INBest import INBest
+from Products.ZCTextIndex.interfaces import INBest
 
 class NBest:
     implements(INBest)

Modified: Zope/trunk/src/Products/ZCTextIndex/OkapiIndex.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/OkapiIndex.py   2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/OkapiIndex.py   2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -21,7 +21,7 @@
 from BTrees.Length import Length
 from zope.interface import implements
 
-from Products.ZCTextIndex.IIndex import IIndex
+from Products.ZCTextIndex.interfaces import IIndex
 from Products.ZCTextIndex.BaseIndex import BaseIndex
 from Products.ZCTextIndex.BaseIndex import inverse_doc_frequency
 from Products.ZCTextIndex.BaseIndex import scaled_int

Modified: Zope/trunk/src/Products/ZCTextIndex/ParseTree.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/ParseTree.py    2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/ParseTree.py    2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -16,7 +16,7 @@
 from BTrees.IIBTree import difference
 from zope.interface import implements
 
-from Products.ZCTextIndex.IQueryParseTree import IQueryParseTree
+from Products.ZCTextIndex.interfaces import IQueryParseTree
 from Products.ZCTextIndex.SetOps import mass_weightedIntersection
 from Products.ZCTextIndex.SetOps import mass_weightedUnion
 

Modified: Zope/trunk/src/Products/ZCTextIndex/PipelineFactory.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/PipelineFactory.py      2009-06-10 
22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/PipelineFactory.py      2009-06-10 
22:29:12 UTC (rev 100817)
@@ -13,8 +13,7 @@
 ##############################################################################
 from zope.interface import implements
 
-from Products.ZCTextIndex.IPipelineElementFactory \
-     import IPipelineElementFactory
+from Products.ZCTextIndex.interfaces import IPipelineElementFactory
 
 class PipelineElementFactory:
 

Modified: Zope/trunk/src/Products/ZCTextIndex/QueryParser.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/QueryParser.py  2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/QueryParser.py  2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -58,7 +58,7 @@
 
 from zope.interface import implements
 
-from Products.ZCTextIndex.IQueryParser import IQueryParser
+from Products.ZCTextIndex.interfaces import IQueryParser
 from Products.ZCTextIndex import ParseTree
 
 # Create unique symbols for token types.

Modified: Zope/trunk/src/Products/ZCTextIndex/interfaces.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/interfaces.py   2009-06-10 22:10:07 UTC 
(rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/interfaces.py   2009-06-10 22:29:12 UTC 
(rev 100817)
@@ -92,3 +92,238 @@
 
     """Lexicon for ZCTextIndex.
     """
+
+class ISplitter(Interface):
+    """A splitter."""
+
+    def process(text):
+        """Run the splitter over the input text, returning a list of terms.
+        """
+
+class IPipelineElement(Interface):
+
+    def process(source):
+        """Provide a text processing step.
+
+        Process a source sequence of words into a result sequence.
+        """
+
+    def processGlob(source):
+        """Process, passing through globbing metacharaters.
+
+        This is an optional method; if it is not used, process() is used.
+        """
+
+class IPipelineElementFactory(Interface):
+    """Class for creating pipeline elements by name"""
+
+    def registerFactory(group, name, factory):
+        """Registers a pipeline factory by name and element group.
+
+        Each name can be registered only once for a given group. Duplicate
+        registrations will raise a ValueError
+        """
+
+    def getFactoryGroups():
+        """Returns a sorted list of element group names
+        """
+
+    def getFactoryNames(group):
+        """Returns a sorted list of registered pipeline factory names
+        in the specified element group
+        """
+
+    def instantiate(group, name):
+        """Instantiates a pipeline element by group and name. If name is not
+        registered raise a KeyError.
+        """
+
+
+class IQueryParseTree(Interface):
+    """Interface for parse trees returned by parseQuery()."""
+
+    def nodeType():
+        """Return the node type.
+
+        This is one of 'AND', 'OR', 'NOT', 'ATOM', 'PHRASE' or 'GLOB'.
+        """
+
+    def getValue():
+        """Return a node-type specific value.
+
+        For node type:    Return:
+        'AND'             a list of parse trees
+        'OR'              a list of parse trees
+        'NOT'             a parse tree
+        'ATOM'            a string (representing a single search term)
+        'PHRASE'          a string (representing a search phrase)
+        'GLOB'            a string (representing a pattern, e.g. "foo*")
+        """
+
+    def terms():
+        """Return a list of all terms in this node, excluding NOT subtrees."""
+
+    def executeQuery(index):
+        """Execute the query represented by this node against the index.
+
+        The index argument must implement the IIndex interface.
+
+        Return an IIBucket or IIBTree mapping document ids to scores
+        (higher scores mean better results).
+
+        May raise ParseTree.QueryError.
+        """
+
+class IQueryParser(Interface):
+    """Interface for Query Parsers."""
+
+    def parseQuery(query):
+        """Parse a query string.
+
+        Return a parse tree (which implements IQueryParseTree).
+
+        Some of the query terms may be ignored because they are
+        stopwords; use getIgnored() to find out which terms were
+        ignored.  But if the entire query consists only of stop words,
+        or of stopwords and one or more negated terms, an exception is
+        raised.
+
+        May raise ParseTree.ParseError.
+        """
+
+    def getIgnored():
+        """Return the list of ignored terms.
+
+        Return the list of terms that were ignored by the most recent
+        call to parseQuery() because they were stopwords.
+
+        If parseQuery() was never called this returns None.
+        """
+
+    def parseQueryEx(query):
+        """Parse a query string.
+
+        Return a tuple (tree, ignored) where 'tree' is the parse tree
+        as returned by parseQuery(), and 'ignored' is a list of
+        ignored terms as returned by getIgnored().
+
+        May raise ParseTree.ParseError.
+        """
+
+class IIndex(Interface):
+    """Interface for an Index."""
+
+    def length():
+        """Return the number of words in the index."""
+        
+    def document_count():
+        """Return the number of documents in the index."""
+
+    def get_words(docid):
+        """Return a list of wordids for the given docid."""
+
+    def search(term):
+        """Execute a search on a single term given as a string.
+
+        Return an IIBTree mapping docid to score, or None if all docs
+        match due to the lexicon returning no wids for the term (e.g.,
+        if the term is entirely composed of stopwords).
+        """
+
+    def search_phrase(phrase):
+        """Execute a search on a phrase given as a string.
+
+        Return an IIBtree mapping docid to score.
+        """
+
+    def search_glob(pattern):
+        """Execute a pattern search.
+
+        The pattern represents a set of words by using * and ?.  For
+        example, "foo*" represents the set of all words in the lexicon
+        starting with "foo".
+
+        Return an IIBTree mapping docid to score.
+        """
+
+    def query_weight(terms):
+        """Return the weight for a set of query terms.
+
+        'terms' is a sequence of all terms included in the query,
+        although not terms with a not.  If a term appears more than
+        once in a query, it should appear more than once in terms.
+
+        Nothing is defined about what "weight" means, beyond that the
+        result is an upper bound on document scores returned for the
+        query.
+        """
+
+    def index_doc(docid, text):
+        """Add a document with the specified id and text to the index. If a
+        document by that id already exists, replace its text with the new
+        text provided
+        text  may be either a string (Unicode or otherwise) or a list
+        of strings from which to extract the terms under which to
+        index the source document.
+        """
+
+    def unindex_doc(docid):
+        """Remove the document with the specified id from the index"""
+
+    def has_doc(docid):
+        """Returns true if docid is an id of a document in the index"""
+
+class INBest(Interface):
+    """NBest chooser Interface.
+
+    An NBest object remembers the N best-scoring items ever passed to its
+    .add(item, score) method.  If .add() is called M times, the worst-case
+    number of comparisons performed overall is M * log2(N).
+    """
+
+    def add(item, score):
+        """Record that item 'item' has score 'score'.  No return value.
+
+        The N best-scoring items are remembered, where N was passed to
+        the constructor.  'item' can by anything.  'score' should be
+        a number, and larger numbers are considered better.
+        """
+
+    def addmany(sequence):
+        """Like "for item, score in sequence: self.add(item, score)".
+
+        This is simply faster than calling add() len(seq) times.
+        """
+
+    def getbest():
+        """Return the (at most) N best-scoring items as a sequence.
+
+        The return value is a sequence of 2-tuples, (item, score), with
+        the largest score first.  If .add() has been called fewer than
+        N times, this sequence will contain fewer than N pairs.
+        """
+
+    def pop_smallest():
+        """Return and remove the (item, score) pair with lowest score.
+
+        If len(self) is 0, raise IndexError.
+
+        To be cleaer, this is the lowest score among the N best-scoring
+        seen so far.  This is most useful if the capacity of the NBest
+        object is never exceeded, in which case  pop_smallest() allows
+        using the object as an ordinary smallest-in-first-out priority
+        queue.
+        """
+
+    def __len__():
+        """Return the number of (item, score) pairs currently known.
+
+        This is N (the value passed to the constructor), unless .add()
+        has been called fewer than N times.
+        """
+
+    def capacity():
+        """Return the maximum number of (item, score) pairs.
+
+        This is N (the value passed to the constructor).
+        """

Modified: Zope/trunk/src/Products/ZCTextIndex/tests/testParseTree.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/tests/testParseTree.py  2009-06-10 
22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/tests/testParseTree.py  2009-06-10 
22:29:12 UTC (rev 100817)
@@ -18,7 +18,7 @@
 
     def _conforms(self, klass):
         from zope.interface.verify import verifyClass
-        from Products.ZCTextIndex.IQueryParseTree import IQueryParseTree
+        from Products.ZCTextIndex.interfaces import IQueryParseTree
         verifyClass(IQueryParseTree, klass)
 
     def test_ParseTreeNode_conforms_to_IQueryParseTree(self):

Modified: Zope/trunk/src/Products/ZCTextIndex/tests/testPipelineFactory.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/tests/testPipelineFactory.py    
2009-06-10 22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/tests/testPipelineFactory.py    
2009-06-10 22:29:12 UTC (rev 100817)
@@ -13,7 +13,7 @@
 ##############################################################################
 
 from unittest import TestCase, TestSuite, main, makeSuite
-from Products.ZCTextIndex.IPipelineElement import IPipelineElement
+from Products.ZCTextIndex.interfaces import IPipelineElement
 from Products.ZCTextIndex.PipelineFactory import PipelineElementFactory
 from zope.interface import implements
 

Modified: Zope/trunk/src/Products/ZCTextIndex/tests/testQueryParser.py
===================================================================
--- Zope/trunk/src/Products/ZCTextIndex/tests/testQueryParser.py        
2009-06-10 22:10:07 UTC (rev 100816)
+++ Zope/trunk/src/Products/ZCTextIndex/tests/testQueryParser.py        
2009-06-10 22:29:12 UTC (rev 100817)
@@ -18,7 +18,7 @@
 
     def testInterfaces(self):
         from zope.interface.verify import verifyClass
-        from Products.ZCTextIndex.IQueryParser import IQueryParser
+        from Products.ZCTextIndex.interfaces import IQueryParser
         from Products.ZCTextIndex.QueryParser import QueryParser
         verifyClass(IQueryParser, QueryParser)
 

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