Package elki.result

Class Metadata.Hierarchy

java.lang.Object

elki.result.Metadata.Hierarchy

Enclosing class:

Metadata

public final class Metadata.Hierarchy
extends java.lang.Object

Class to represent hierarchy information.

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	Metadata.Hierarchy.ItrAnc	Iterator over all ancestors.
private class	Metadata.Hierarchy.ItrChildren	Child iterator.
private class	Metadata.Hierarchy.ItrChildrenReverse	Child iterator.
private class	Metadata.Hierarchy.ItrDesc	Iterator over all descendants.
private class	Metadata.Hierarchy.ItrParents	Parent iterator.
private class	Metadata.Hierarchy.ItrParentsReverse	Parent iterator.

Field Summary

Fields

Modifier and Type	Field	Description
private java.lang.Object[]	children	Children.
(package private) int	numc	Number of children.
(package private) int	nump	Number of parents.
private Metadata[]	parents	Parents.

Constructor Summary

Constructors

Constructor	Description
Hierarchy()

Method Summary

Modifier and Type	Method	Description
boolean	addChild(java.lang.Object c)	Add a child to this node.
private boolean	addChildInt(java.lang.Object child)	Add a child.
private boolean	addParentInt(Metadata parent)	Add a parent.
boolean	addWeakChild(java.lang.Object c)	Add a weak child to this node, which may be automatically garbage collected.
boolean	hasChildren()	Get the number of children.
It<java.lang.Object>	iterAncestors()	Iterate over all ancestors.
It<java.lang.Object>	iterAncestorsSelf()	Iterate over all ancestors and the object itself.
It<java.lang.Object>	iterChildren()	Iterate over children.
It<java.lang.Object>	iterChildrenReverse()	Iterate over children, backwards.
It<java.lang.Object>	iterDescendants()	Iterate over all descendants.
It<java.lang.Object>	iterDescendantsSelf()	Iterate over all descendants and the object itself.
It<java.lang.Object>	iterParents()	Iterate over parents.
It<java.lang.Object>	iterParentsReverse()	Iterate over parents, backwards.
boolean	removeChild(java.lang.Object c)	Remove a child from this node.
private boolean	removeChildInt(java.lang.Object child)	Remove a child.
private boolean	removeParentInt(Metadata parent)	Remove a parent.

Methods inherited from class java.lang.Object

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

Field Detail

nump

int nump

Number of parents.

numc

int numc

Number of children.

parents

private Metadata[] parents

Parents.

children

private java.lang.Object[] children

Children.

Constructor Detail

Hierarchy

public Hierarchy()

Method Detail

addChild

public boolean addChild(java.lang.Object c)

Add a child to this node.

Parameters:

c - Child to add

Returns:

true on success

addWeakChild

public boolean addWeakChild(java.lang.Object c)

Add a weak child to this node, which may be automatically garbage collected.

Parameters:

c - Child to add

Returns:

true on success

removeChild

public boolean removeChild(java.lang.Object c)

Remove a child from this node.

Parameters:

c - Child to remove

Returns:

true on success

addParentInt

private boolean addParentInt(Metadata parent)

Add a parent.

Parameters:

parent - Parent to add.

Returns:

true when changed

addChildInt

private boolean addChildInt(java.lang.Object child)

Add a child.

Parameters:

child - Child to add

Returns:

true when changed

removeParentInt

private boolean removeParentInt(Metadata parent)

Remove a parent.

Parameters:

parent - Parent to remove.

Returns:

true when changed

removeChildInt

private boolean removeChildInt(java.lang.Object child)

Remove a child.

Parameters:

child - Child to remove.

Returns:

true when changed

hasChildren

public boolean hasChildren()

Get the number of children.

Returns:

true if the code has children

iterParents

public It<java.lang.Object> iterParents()

Iterate over parents.

Returns:

Iterator for parents

iterParentsReverse

public It<java.lang.Object> iterParentsReverse()

Iterate over parents, backwards.

Returns:

Iterator for parents

iterAncestors

public It<java.lang.Object> iterAncestors()

Iterate over all ancestors.

Returns:

Iterator for descendants

iterAncestorsSelf

public It<java.lang.Object> iterAncestorsSelf()

Iterate over all ancestors and the object itself.

Returns:

Iterator for descendants

iterChildren

public It<java.lang.Object> iterChildren()

Iterate over children.

Returns:

Iterator for children

iterChildrenReverse

public It<java.lang.Object> iterChildrenReverse()

Iterate over children, backwards.

Returns:

Iterator for children

iterDescendants

public It<java.lang.Object> iterDescendants()

Iterate over all descendants.

Returns:

Iterator for descendants

iterDescendantsSelf

public It<java.lang.Object> iterDescendantsSelf()

Iterate over all descendants and the object itself.

Returns:

Iterator for descendants