org.activemath.content.mediator.rewriter
Class QueryRewriter

java.lang.Object
  org.activemath.content.mediator.rewriter.QueryRewriter

public class QueryRewriter
extends Object

A QueryRewriter maps a Query in terms of the OIO to a target ontology by creating a Set of queries in terms of the target ontology.

Field Summary

protected static boolean

DEBUG

Constructor Summary

QueryRewriter()

Method Summary

Set	rewrite(KBQuery oioQuery, KBCaller kbCaller) Creates new KBQueries out of the given query.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEBUG

protected static final boolean DEBUG

Constructor Detail

QueryRewriter

public QueryRewriter()

Method Detail

rewrite

public Set rewrite(KBQuery oioQuery,
                   KBCaller kbCaller)

Creates new KBQueries out of the given query. The new KBQueries are in terms of the target Ontology of the given KBCallers KB. The Rewriter uses the well defined ontology mapping between the oio and the target ontology. This method iterates over all matching mappings it finds.

Parameters:

query -

kbCaller -

Returns:

List of KBQueries in terms of the target ontology