org.apache.cayenne.access.sqlbuilder.sqltree

Class SimpleNodeTreeVisitor

java.lang.Object

org.apache.cayenne.access.sqlbuilder.sqltree.SimpleNodeTreeVisitor

All Implemented Interfaces:

NodeTreeVisitor

Direct Known Subclasses:

BaseSQLTreeProcessor, TypeAwareSQLTreeProcessor

public abstract class SimpleNodeTreeVisitor
extends Object
implements NodeTreeVisitor

Since:

4.2

Constructor Summary

Constructors

Constructor and Description
SimpleNodeTreeVisitor()

Method Summary

Modifier and Type	Method and Description
void	onChildNodeEnd(Node parent, Node child, int index, boolean hasMore)
boolean	onChildNodeStart(Node parent, Node child, int index, boolean hasMore)
void	onNodeEnd(Node node)
boolean	onNodeStart(Node node)

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleNodeTreeVisitor

public SimpleNodeTreeVisitor()

Method Detail

onNodeStart

public boolean onNodeStart(Node node)

Specified by:

onNodeStart in interface NodeTreeVisitor

Parameters:

node - to visit

Returns:

false if visitor should stop

onChildNodeStart

public boolean onChildNodeStart(Node parent,
                                Node child,
                                int index,
                                boolean hasMore)

Specified by:

onChildNodeStart in interface NodeTreeVisitor

Parameters:

parent - node

child - node

index - of this child in parent

hasMore - true if more children after this child

Returns:

false if visitor should stop

onChildNodeEnd

public void onChildNodeEnd(Node parent,
                           Node child,
                           int index,
                           boolean hasMore)

Specified by:

onChildNodeEnd in interface NodeTreeVisitor

onNodeEnd

public void onNodeEnd(Node node)

Specified by:

onNodeEnd in interface NodeTreeVisitor