org.modeshape.jcr.query.plan

Class PlanUtil.RequiredColumnVisitor

java.lang.Object

org.modeshape.jcr.query.model.Visitors.AbstractVisitor

org.modeshape.jcr.query.plan.PlanUtil.RequiredColumnVisitor

All Implemented Interfaces:

Visitor

Enclosing class:

PlanUtil

public static class PlanUtil.RequiredColumnVisitor
extends Visitors.AbstractVisitor

Constructor Summary

Constructors

Constructor and Description
RequiredColumnVisitor(Set<SelectorName> names)

Method Summary

Modifier and Type	Method and Description
List<Column>	getRequiredColumns() Get the columns that are required.
protected void	requireColumn(SelectorName selector, String propertyName)
protected void	requireColumn(SelectorName selector, String propertyName, String alias)
void	visit(Column column)
void	visit(EquiJoinCondition condition)
void	visit(PropertyExistence existence)
void	visit(PropertyValue value)
void	visit(ReferenceValue value)

Methods inherited from class org.modeshape.jcr.query.model.Visitors.AbstractVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Constructor Detail

RequiredColumnVisitor

public RequiredColumnVisitor(Set<SelectorName> names)

Method Detail

visit

public void visit(PropertyExistence existence)

Specified by:

visit in interface Visitor

Overrides:

visit in class Visitors.AbstractVisitor

visit

public void visit(PropertyValue value)

Specified by:

visit in interface Visitor

Overrides:

visit in class Visitors.AbstractVisitor

visit

public void visit(ReferenceValue value)

Specified by:

visit in interface Visitor

Overrides:

visit in class Visitors.AbstractVisitor

visit

public void visit(EquiJoinCondition condition)

Specified by:

visit in interface Visitor

Overrides:

visit in class Visitors.AbstractVisitor

visit

public void visit(Column column)

Specified by:

visit in interface Visitor

Overrides:

visit in class Visitors.AbstractVisitor

requireColumn

protected void requireColumn(SelectorName selector,
                             String propertyName)

requireColumn

protected void requireColumn(SelectorName selector,
                             String propertyName,
                             String alias)

getRequiredColumns

public List<Column> getRequiredColumns()

Get the columns that are required.

Returns:

the columns; never null