Package net.ontopia.topicmaps.query.impl.utils

Class QueryOptimizer.AbstractQueryOptimizer

java.lang.Object

net.ontopia.topicmaps.query.impl.utils.QueryOptimizer.AbstractQueryOptimizer

All Implemented Interfaces:

QueryOptimizerIF

Direct Known Subclasses:

QueryOptimizer.AddTypeToRolePlayer, QueryOptimizer.HierarchyWalker, QueryOptimizer.NextPreviousOptimizer, QueryOptimizer.RecursivePruner, QueryOptimizer.Reorderer, QueryOptimizer.RuleInliner, QueryOptimizer.StringPrefixOptimizer, QueryOptimizer.TypeConflictResolver

Enclosing class:

QueryOptimizer

public abstract static class QueryOptimizer.AbstractQueryOptimizer
extends Object
implements QueryOptimizerIF

Constructor Summary

Constructors

Constructor	Description
AbstractQueryOptimizer()

Method Summary

Modifier and Type	Method	Description
List	optimize(List clauses, QueryContext context)
PredicateClause	optimize(PredicateClause clause, QueryContext context)
void	optimize(TologQuery query, QueryContext context)

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractQueryOptimizer

public AbstractQueryOptimizer()

Method Details

optimize

public void optimize(TologQuery query,
 QueryContext context)
              throws InvalidQueryException

Specified by:

optimize in interface QueryOptimizerIF

Throws:

InvalidQueryException

optimize

public PredicateClause optimize(PredicateClause clause,
 QueryContext context)
                         throws InvalidQueryException

Specified by:

optimize in interface QueryOptimizerIF

Throws:

InvalidQueryException

optimize

public List optimize(List clauses,
 QueryContext context)
              throws InvalidQueryException

Specified by:

optimize in interface QueryOptimizerIF

Throws:

InvalidQueryException