org.axiondb.engine.visitors

Class ResolveSelectableVisitor

java.lang.Object

org.axiondb.engine.visitors.ResolveSelectableVisitor

public class ResolveSelectableVisitor
extends java.lang.Object

Resolves a (@link Selectable) for a given (@link Database)

Constructor Summary

Constructors

Constructor and Description
ResolveSelectableVisitor(Database db)

Method Summary

Modifier and Type	Method and Description
Selectable	visit(ColumnIdentifier column, java.util.List selected, TableIdentifier[] tables)
Selectable	visit(FunctionIdentifier fn, java.util.List selected, TableIdentifier[] tables)
Selectable	visit(Selectable selectable, java.util.List selected, TableIdentifier[] tables) "Resolve" the given Selectablerelative to the given list of tables, converting aliased or relative references into absolute ones.
Selectable	visit(SubSelectCommand select, TableIdentifier[] tables)

Methods inherited from class java.lang.Object

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

Constructor Detail

ResolveSelectableVisitor

public ResolveSelectableVisitor(Database db)

Method Detail

visit

public Selectable visit(ColumnIdentifier column,
                        java.util.List selected,
                        TableIdentifier[] tables)
                 throws AxionException

Throws:

AxionException

visit

public Selectable visit(FunctionIdentifier fn,
                        java.util.List selected,
                        TableIdentifier[] tables)
                 throws AxionException

Throws:

AxionException

visit

public Selectable visit(Selectable selectable,
                        java.util.List selected,
                        TableIdentifier[] tables)
                 throws AxionException

"Resolve" the given Selectablerelative to the given list of tables, converting aliased or relative references into absolute ones.

Throws:

AxionException

visit

public Selectable visit(SubSelectCommand select,
                        TableIdentifier[] tables)
                 throws AxionException

Throws:

AxionException