Package org.apache.commons.configuration2

Class AbstractHierarchicalConfiguration.DefinedVisitor<T>

java.lang.Object

org.apache.commons.configuration2.tree.ConfigurationNodeVisitorAdapter<T>

org.apache.commons.configuration2.AbstractHierarchicalConfiguration.DefinedVisitor<T>

Type Parameters:

T - the type of the nodes managed by this hierarchical configuration

All Implemented Interfaces:

ConfigurationNodeVisitor<T>

Enclosing class:

AbstractHierarchicalConfiguration<T>

private static final class AbstractHierarchicalConfiguration.DefinedVisitor<T>
extends ConfigurationNodeVisitorAdapter<T>

A specialized visitor that checks if a node is defined. "Defined" in this terms means that the node or at least one of its sub nodes is associated with a value.

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	defined	Stores the defined flag.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	DefinedVisitor()

Method Summary

Modifier and Type	Method	Description
boolean	isDefined()	Returns the defined flag.
boolean	terminate()	Checks if iteration should be stopped.
void	visitBeforeChildren(T node, NodeHandler<T> handler)	Visits the node.

Methods inherited from class org.apache.commons.configuration2.tree.ConfigurationNodeVisitorAdapter

visitAfterChildren

Methods inherited from class java.lang.Object

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

Field Details

defined

private boolean defined

Stores the defined flag.

Constructor Details

DefinedVisitor

private DefinedVisitor()

Method Details

isDefined

public boolean isDefined()

Returns the defined flag.

Returns:

the defined flag

terminate

public boolean terminate()

Checks if iteration should be stopped. This can be done if the first defined node is found.

Specified by:

terminate in interface ConfigurationNodeVisitor<T>

Overrides:

terminate in class ConfigurationNodeVisitorAdapter<T>

Returns:

a flag if iteration should be stopped

visitBeforeChildren

public void visitBeforeChildren(T node,
 NodeHandler<T> handler)

Visits the node. Checks if a value is defined.

Specified by:

visitBeforeChildren in interface ConfigurationNodeVisitor<T>

Overrides:

visitBeforeChildren in class ConfigurationNodeVisitorAdapter<T>

Parameters:

node - the actual node

handler - the NodeHandler