com.tailf.navu

Class NavuChange

Object

com.tailf.navu.NavuChange

public class NavuChange
extends Object

This class handles changes on a node. The changes can be CREATE or DELETE if the node has been created or deleted and MODIFY if a subordinate node has been created, deleted or modified.

Method Summary

Modifier and Type	Method and Description
boolean	add(NavuNode e) Adds a node.
boolean	contains(NavuNode node) Checks if a node is already contained by the change.
NavuNode	get(int index) Returns a node at a certain position.
DiffIterateOperFlag	getChange()
ConfKey	getKey()
boolean	isEmpty()
Iterator<NavuNode>	iterator()
void	setChange(DiffIterateOperFlag op) Sets the change type.
int	size()
List<NavuNode>	subList(int startIndex, int stopindex)
Object[]	toArray() Converts the list of changes to an array.
<T> T[]	toArray(T[] a)

Methods inherited from class Object

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

Method Detail

add

public boolean add(NavuNode e)

Adds a node.

Parameters:

e - changed node.

Returns:

true if this node already was added.

contains

public boolean contains(NavuNode node)

Checks if a node is already contained by the change.

Parameters:

node - a node to check.

Returns:

true if it is contained.

get

public NavuNode get(int index)

Returns a node at a certain position.

Parameters:

index - the index to use

Returns:

the node at this position. null if no node exists.

getChange

public DiffIterateOperFlag getChange()

Returns:

the change type.

getKey

public ConfKey getKey()

Returns:

the key of the change.

isEmpty

public boolean isEmpty()

Returns:

true if no changes exists.

iterator

public Iterator<NavuNode> iterator()

Returns:

an iterator of the changes.

setChange

public void setChange(DiffIterateOperFlag op)

Sets the change type.

Parameters:

op - change type.

size

public int size()

Returns:

the number of changes.

subList

public List<NavuNode> subList(int startIndex,
                              int stopindex)

Parameters:

startIndex - first index of the sub-list

stopindex - stop index (exclusive)

Returns:

a subList

toArray

public Object[] toArray()

Converts the list of changes to an array.

Returns:

an array of objects.

toArray

public <T> T[] toArray(T[] a)

Type Parameters:

T -

Parameters:

a -

Returns:

an array of type T.