edu.iastate.metnet.dao
Class RelationMap

java.lang.Object
  edu.iastate.metnet.dao.RelationMap

All Implemented Interfaces:

java.io.Serializable

public class RelationMap
extends java.lang.Object
implements java.io.Serializable

Author:

Jie Li

See Also:

Serialized Form

Constructor Summary

RelationMap()

Method Summary

void	addParentAndChild(java.lang.Object parent, java.lang.Object child) add one relation
java.lang.Object	findAscentdant(java.lang.Object child) find the root of the ascendant
java.util.Collection	findDescendant(java.lang.Object parent) find the descendant of the node not limit to the leaves
java.util.HashMap	getChildToParentMap()
org.apache.commons.collections.MultiHashMap	getParentToChildMap()
void	setChildToParentMap(java.util.HashMap childToParentMap)
void	setParentToChildMap(org.apache.commons.collections.MultiHashMap parentToChildMap)

Methods inherited from class java.lang.Object

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

Constructor Detail

RelationMap

public RelationMap()

Method Detail

addParentAndChild

public void addParentAndChild(java.lang.Object parent,
                              java.lang.Object child)

add one relation

Parameters:

parent - the parent node

child - the child node

findAscentdant

public java.lang.Object findAscentdant(java.lang.Object child)

find the root of the ascendant

Parameters:

child - the child node

Returns:

the ascendant object

findDescendant

public java.util.Collection findDescendant(java.lang.Object parent)

find the descendant of the node not limit to the leaves

Parameters:

parent - the parent node

Returns:

the descentand object

getChildToParentMap

public java.util.HashMap getChildToParentMap()

Returns:

Returns the childToParentMap.

setChildToParentMap

public void setChildToParentMap(java.util.HashMap childToParentMap)

Parameters:

childToParentMap - The childToParentMap to set.

getParentToChildMap

public org.apache.commons.collections.MultiHashMap getParentToChildMap()

Returns:

Returns the parentToChildMap.

setParentToChildMap

public void setParentToChildMap(org.apache.commons.collections.MultiHashMap parentToChildMap)

Parameters:

parentToChildMap - The parentToChildMap to set.