org.beanio.parser
Class GroupNode

java.lang.Object
  org.beanio.parser.Node
      org.beanio.parser.GroupNode

Direct Known Subclasses:

XmlGroupNode

public class GroupNode
extends Node

A GroupNode holds child nodes including records and other groups. This class is the dynamic counterpart to the GroupDefinition and holds the current state of a group node during stream processing.

Since:

1.0

Author:

Kevin Seim

Field Summary

protected Node

last

Fields inherited from class org.beanio.parser.Node

groupCount

Constructor Summary

GroupNode(GroupDefinition definition)
Constructs a new GroupNode.

Method Summary

void	addChild(Node node) Adds a child node to this group.
Node	close() Checks for any unsatisfied node before the stream is closed.
List<Node>	getChildren() Returns a list of child nodes.
protected NodeDefinition	getNodeDefinition() Returns this nodes's definition.
Node	matchAny(Record record) Finds the child node that matches a record, ignoring the current state of each node.
Node	matchNext(Record record) Finds the child node that matches a record, based on the current state of each node.
void	reset() Called by its parent to reset node statistics.
void	setChildren(List<Node> children) Sets this nodes's children.

Methods inherited from class org.beanio.parser.Node

getGroupCount, getMaxOccurs, getMinOccurs, getName, getOrder, isMaxOccursReached, isRecord, setGroupCount, toString

Methods inherited from class java.lang.Object

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

Field Detail

last

protected Node last

Constructor Detail

GroupNode

public GroupNode(GroupDefinition definition)

Constructs a new GroupNode.

Parameters:

definition - the group definition

Method Detail

getNodeDefinition

protected NodeDefinition getNodeDefinition()

Description copied from class: Node

Returns this nodes's definition.

Specified by:

getNodeDefinition in class Node

Returns:

the node definition

getChildren

public List<Node> getChildren()

Description copied from class: Node

Returns a list of child nodes.

Specified by:

getChildren in class Node

Returns:

the list of child nodes

addChild

public void addChild(Node node)

Adds a child node to this group.

Parameters:

node - the node to add

setChildren

public void setChildren(List<Node> children)

Sets this nodes's children.

Parameters:

children - the new node children

reset

public void reset()

Description copied from class: Node

Called by its parent to reset node statistics.

Overrides:

reset in class Node

close

public Node close()

Checks for any unsatisfied node before the stream is closed.

Specified by:

close in class Node

matchAny

public Node matchAny(Record record)

Description copied from class: Node

Finds the child node that matches a record, ignoring the current state of each node.

Specified by:

matchAny in class Node

Parameters:

record - the record to match

Returns:

the matching leaf node, or null if the record could not be matched

matchNext

public Node matchNext(Record record)

Description copied from class: Node

Finds the child node that matches a record, based on the current state of each node.

Specified by:

matchNext in class Node

Parameters:

record - the record to match

Returns:

the matched node, or null if no match was found