mwalk.core
Class TreeNode

java.lang.Object
  |
  +--mwalk.core.TreeNode

Direct Known Subclasses:

Receiver, Router, Source

public abstract class TreeNode

extends java.lang.Object

implements java.io.Serializable

An abstract class representing a node in the tree.

Version:

1.0

Author:

Robert Chalmers

See Also:

Serialized Form

Field Summary

boolean	active Flag indicating randomly chosen activity
protected java.util.Hashtable	children List of child nodes hashed by IP
java.util.Hashtable	data Storage available to visitors to store partial results
protected java.lang.String	ip IP address of node
protected java.util.Hashtable	parents List of parent nodes hashed by IP
(package private) static long	serialVersionUID Serialized version ID

Constructor Summary

TreeNode(java.lang.String ip)
Constructor.

Method Summary

void	activateLink(TreeNode child, long time, long next)
TreeNode	addChild(TreeNode child)
protected Link	addChildLink(TreeNode child)
TreeNode	addParent(TreeNode parent)
int	children() Return the numbmer of children.
void	clearData()
long	deactivateLink(TreeNode child, long time)
void	delChild(TreeNode child)
void	delParent(TreeNode parent)
boolean	equals(java.lang.String check)
boolean	equals(TreeNode node)
TreeNode[]	getActiveChildren(ActivityEvaluator eval)
TreeNode[]	getActiveChildren(ActivityEvaluator eval, long time)
Link[]	getActiveLinks(ActivityEvaluator eval)
Link[]	getActiveLinks(ActivityEvaluator eval, long time)
protected java.util.Vector	getActiveList(ActivityEvaluator eval, long time)
Link	getChildLink(TreeNode child)
Link[]	getChildLinks()
TreeNode[]	getChildren() Return a list of this node's children.
java.lang.String	getIP() Return the node's IP address.
TreeNode[]	getParents() Return a list of this node's parents.
boolean	hasChild(java.lang.String ip) Check whether this node has a particular child.
boolean	hasParent(java.lang.String ip) Check whether this node has a particular parent.
int	parents() Return the numbmer of parents.
private void	readObject(java.io.ObjectInputStream in) Initialize transient variables after reading the object in.
static Link[]	toLinkArray(java.util.Enumeration list, int size)
static TreeNode[]	toNodeArray(java.util.Enumeration list, int size)
static java.util.Vector	toNodeVector(java.util.Enumeration list, int size)

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

static final long serialVersionUID

Serialized version ID

ip

protected java.lang.String ip

IP address of node

parents

protected java.util.Hashtable parents

List of parent nodes hashed by IP

children

protected java.util.Hashtable children

List of child nodes hashed by IP

active

public transient boolean active

Flag indicating randomly chosen activity

data

public transient java.util.Hashtable data

Storage available to visitors to store partial results

Constructor Detail

TreeNode

public TreeNode(java.lang.String ip)

Constructor.

Parameters:

String - node's IP address

Method Detail

getIP

public java.lang.String getIP()

Return the node's IP address.

Returns:

String node's IP address

hasParent

public boolean hasParent(java.lang.String ip)

Check whether this node has a particular parent.

Parameters:

String - address of parent

Returns:

boolean whether node has this parent

parents

public int parents()

Return the numbmer of parents.

Returns:

int number of parents

getParents

public TreeNode[] getParents()

Return a list of this node's parents.

Returns:

TreeNode[] list of parents

hasChild

public boolean hasChild(java.lang.String ip)

Check whether this node has a particular child.

Parameters:

String - address of child

Returns:

boolean whether node has this child

children

public int children()

Return the numbmer of children.

Returns:

int number of children

getChildren

public TreeNode[] getChildren()

Return a list of this node's children.

Returns:

TreeNode[] list of children

getChildLink

public Link getChildLink(TreeNode child)

getChildLinks

public Link[] getChildLinks()

addParent

public TreeNode addParent(TreeNode parent)

addChild

public TreeNode addChild(TreeNode child)

addChildLink

protected Link addChildLink(TreeNode child)

delParent

public void delParent(TreeNode parent)

delChild

public void delChild(TreeNode child)

activateLink

public void activateLink(TreeNode child,
                         long time,
                         long next)
                  throws BuildException

deactivateLink

public long deactivateLink(TreeNode child,
                           long time)
                    throws BuildException

getActiveChildren

public TreeNode[] getActiveChildren(ActivityEvaluator eval)

getActiveChildren

public TreeNode[] getActiveChildren(ActivityEvaluator eval,
                                    long time)

getActiveLinks

public Link[] getActiveLinks(ActivityEvaluator eval)

getActiveLinks

public Link[] getActiveLinks(ActivityEvaluator eval,
                             long time)

getActiveList

protected java.util.Vector getActiveList(ActivityEvaluator eval,
                                         long time)

clearData

public void clearData()

equals

public boolean equals(TreeNode node)

equals

public boolean equals(java.lang.String check)

toNodeVector

public static java.util.Vector toNodeVector(java.util.Enumeration list,
                                            int size)

toNodeArray

public static TreeNode[] toNodeArray(java.util.Enumeration list,
                                     int size)

toLinkArray

public static Link[] toLinkArray(java.util.Enumeration list,
                                 int size)

readObject

private void readObject(java.io.ObjectInputStream in)
                 throws java.io.IOException,
                        java.lang.ClassNotFoundException

Initialize transient variables after reading the object in.

Parameters:

ObjectInputStream - input stream

Throws:

IOException - if object not read correctly