Package net.ontopia.topicmaps.query.impl.rdbms

Class InPredicate

java.lang.Object

net.ontopia.topicmaps.query.impl.basic.InPredicate

net.ontopia.topicmaps.query.impl.rdbms.InPredicate

All Implemented Interfaces:

BasicPredicateIF, JDOPredicateIF, PredicateIF

public class InPredicate
extends InPredicate
implements JDOPredicateIF

INTERNAL: The implementation of the 'in(var, e1, ..., eN)' predicate.

Field Summary

Fields

Modifier and Type	Field	Description
protected TopicMapIF	topicmap

Constructor Summary

Constructors

Constructor	Description
InPredicate(TopicMapIF topicmap)

Method Summary

Modifier and Type	Method	Description
boolean	buildQuery(QueryBuilder builder, List expressions, List arguments)	INTERNAL: Registers JDOExpressionsIF for this predicate with the query builder.
boolean	isRecursive()	INTERNAL:
void	prescan(QueryBuilder builder, List arguments)	INTERNAL: This method will be called before building the query.

Methods inherited from class net.ontopia.topicmaps.query.impl.basic.InPredicate

filter, getCost, getName, getSignature, satisfy

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.ontopia.topicmaps.query.impl.basic.BasicPredicateIF

satisfy

Methods inherited from interface net.ontopia.topicmaps.query.parser.PredicateIF

getCost, getName, getSignature

Field Details

topicmap

protected TopicMapIF topicmap

Constructor Details

InPredicate

public InPredicate(TopicMapIF topicmap)

Method Details

isRecursive

public boolean isRecursive()

Description copied from interface: JDOPredicateIF

INTERNAL:

Specified by:

isRecursive in interface JDOPredicateIF

prescan

public void prescan(QueryBuilder builder,
 List arguments)

Description copied from interface: JDOPredicateIF

INTERNAL: This method will be called before building the query. It is used mainly for analyzing the predicate.

Specified by:

prescan in interface JDOPredicateIF

buildQuery

public boolean buildQuery(QueryBuilder builder,
 List expressions,
 List arguments)
                   throws InvalidQueryException

Description copied from interface: JDOPredicateIF

INTERNAL: Registers JDOExpressionsIF for this predicate with the query builder.

Specified by:

buildQuery in interface JDOPredicateIF

Returns:

true if predicate was mapped to JDO expression; false if the predicate could not be mapped to an JDO expression.

Throws:

InvalidQueryException