com.metamatrix.query.sql.visitor
Class GroupsUsedByElementsVisitor

java.lang.Object
  com.metamatrix.query.sql.visitor.GroupsUsedByElementsVisitor

public class GroupsUsedByElementsVisitor
extends java.lang.Object

Constructor Summary

GroupsUsedByElementsVisitor()

Method Summary

static java.util.Set<GroupSymbol>	getGroups(java.util.Collection<? extends LanguageObject> objects)
static void	getGroups(java.util.Collection<? extends LanguageObject> objects, java.util.Set<GroupSymbol> groups)
static java.util.Set<GroupSymbol>	getGroups(LanguageObject obj) Helper to quickly get the groups from obj in a collection.
static void	getGroups(LanguageObject obj, java.util.Collection<GroupSymbol> groups) Helper to quickly get the groups from obj in the elements collection

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupsUsedByElementsVisitor

public GroupsUsedByElementsVisitor()

Method Detail

getGroups

public static final void getGroups(LanguageObject obj,
                                   java.util.Collection<GroupSymbol> groups)

Helper to quickly get the groups from obj in the elements collection

Parameters:

obj - Language object

elements - Collection to collect groups in

getGroups

public static final java.util.Set<GroupSymbol> getGroups(LanguageObject obj)

Helper to quickly get the groups from obj in a collection. Duplicates are removed.

Parameters:

obj - Language object

Returns:

Collection of GroupSymbol

getGroups

public static java.util.Set<GroupSymbol> getGroups(java.util.Collection<? extends LanguageObject> objects)

getGroups

public static void getGroups(java.util.Collection<? extends LanguageObject> objects,
                             java.util.Set<GroupSymbol> groups)