uk.ac.ic.doc.rodex.qproc
Class MiniConQueryRewriterNonConjunctive

java.lang.Object
  uk.ac.ic.doc.rodex.qproc.QueryRewriter
      uk.ac.ic.doc.rodex.qproc.MiniConQueryRewriter
          uk.ac.ic.doc.rodex.qproc.MiniConQueryRewriterNonConjunctive

public class MiniConQueryRewriterNonConjunctive
extends MiniConQueryRewriter

QueryRewriterForFiltering.java

Author:

Duc M Le dmle@doc.ic.ac.uk

Nested Class Summary

Nested classes/interfaces inherited from class uk.ac.ic.doc.rodex.qproc.MiniConQueryRewriter

MiniConQueryRewriter.MiniConDescription

Field Summary

Fields inherited from class uk.ac.ic.doc.rodex.qproc.MiniConQueryRewriter

mcds, queryAnalyser, viewAnalysers

Fields inherited from class uk.ac.ic.doc.rodex.qproc.QueryRewriter

_qa, query, views

Constructor Summary

MiniConQueryRewriterNonConjunctive(ASG query, java.util.List views)
Creates a new instance of QueryRewriterForFiltering

MiniConQueryRewriterNonConjunctive(ASG query, QueryAnalyser[] viewMetadata)

Method Summary

protected java.util.List	createConjunctiveQueries(java.util.List mcds, java.util.List qSubGoals) Create the conjunctive queries from MCDs
protected java.util.List	createNoneConjunctiveQueries(java.util.List mcds, java.util.List qSubGoals)

Methods inherited from class uk.ac.ic.doc.rodex.qproc.MiniConQueryRewriter

analyse, checkComparisonPredicates, checkConstants, contains, createQueryFromSubGoals, getLeastRestrictiveMapping, getMinimumCoverage, getQueryAnalyser, getSharedVariables, refineConjunctiveQueries, rewrite, subtractList

Methods inherited from class uk.ac.ic.doc.rodex.qproc.QueryRewriter

getQueryRewriterInstance, getQueryRewriterInstance, getQueryRewriterInstance, getQueryRewriterInstance

Methods inherited from class java.lang.Object

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

Constructor Detail

MiniConQueryRewriterNonConjunctive

public MiniConQueryRewriterNonConjunctive(ASG query,
                                          java.util.List views)

Creates a new instance of QueryRewriterForFiltering

MiniConQueryRewriterNonConjunctive

public MiniConQueryRewriterNonConjunctive(ASG query,
                                          QueryAnalyser[] viewMetadata)

Method Detail

createConjunctiveQueries

protected java.util.List createConjunctiveQueries(java.util.List mcds,
                                                  java.util.List qSubGoals)

Create the conjunctive queries from MCDs

Overrides:

createConjunctiveQueries in class MiniConQueryRewriter

Parameters:

mcds - a List of MiniConDescription objects

Returns:

List list of condidate queries

createNoneConjunctiveQueries

protected java.util.List createNoneConjunctiveQueries(java.util.List mcds,
                                                      java.util.List qSubGoals)