de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.deliclu

Class DeLiCluDirectoryEntry

java.lang.Object

de.lmu.ifi.dbs.elki.index.tree.AbstractDirectoryEntry

de.lmu.ifi.dbs.elki.index.tree.spatial.SpatialDirectoryEntry

de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.deliclu.DeLiCluDirectoryEntry

All Implemented Interfaces:

SpatialComparable, DirectoryEntry, Entry, DeLiCluEntry, SpatialEntry, Externalizable, Serializable

public class DeLiCluDirectoryEntry
extends SpatialDirectoryEntry
implements DeLiCluEntry

Defines the requirements for a directory entry in an DeLiClu-Tree node. Additionally to a directory entry in an R*-Tree two boolean flags that indicate whether this entry's node contains handled or unhandled data objects.

Since:

0.2

Author:

Elke Achtert

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	hasHandled Indicates that the node (or its child nodes) which is represented by this entry contains handled data objects.
private boolean	hasUnhandled Indicates that the node (or its child nodes) which is represented by this entry contains unhandled data objects.
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
DeLiCluDirectoryEntry() Empty constructor for serialization purposes.
DeLiCluDirectoryEntry(int id, ModifiableHyperBoundingBox mbr, boolean hasHandled, boolean hasUnhandled) Constructs a new DeLiCluDirectoryEntry object with the given parameters.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasHandled() Returns true, if the node (or its child nodes) which is represented by this entry contains handled data objects.
boolean	hasUnhandled() Returns true, if the node (or its child nodes) which is represented by this entry contains unhandled data objects.
void	setHasHandled(boolean hasHandled) Sets the flag to marks the node (or its child nodes) which is represented by this entry to contain handled data objects.
void	setHasUnhandled(boolean hasUnhandled) Sets the flag to marks the node (or its child nodes) which is represented by this entry to contain unhandled data objects.
String	toString() Returns the id as a string representation of this entry.

Methods inherited from class de.lmu.ifi.dbs.elki.index.tree.spatial.SpatialDirectoryEntry

extendMBR, getDimensionality, getMax, getMin, hasMBR, readExternal, setMBR, writeExternal

Methods inherited from class de.lmu.ifi.dbs.elki.index.tree.AbstractDirectoryEntry

equals, getEntryID, getPageID, hashCode, isLeafEntry

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.lmu.ifi.dbs.elki.index.tree.Entry

isLeafEntry

Methods inherited from interface java.io.Externalizable

readExternal, writeExternal

Methods inherited from interface de.lmu.ifi.dbs.elki.data.spatial.SpatialComparable

getDimensionality, getMax, getMin

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

hasHandled

private boolean hasHandled

Indicates that the node (or its child nodes) which is represented by this entry contains handled data objects.

hasUnhandled

private boolean hasUnhandled

Indicates that the node (or its child nodes) which is represented by this entry contains unhandled data objects.

Constructor Detail

DeLiCluDirectoryEntry

public DeLiCluDirectoryEntry()

Empty constructor for serialization purposes.

DeLiCluDirectoryEntry

public DeLiCluDirectoryEntry(int id,
                     ModifiableHyperBoundingBox mbr,
                     boolean hasHandled,
                     boolean hasUnhandled)

Constructs a new DeLiCluDirectoryEntry object with the given parameters.

Parameters:

id - the unique id of the underlying spatial node

mbr - the minimum bounding rectangle of the underlying spatial node

hasHandled - indicates if this entry has handled nodes

hasUnhandled - indicates if this entry has unhandled nodes

Method Detail

hasHandled

public boolean hasHandled()

Description copied from interface: DeLiCluEntry

Returns true, if the node (or its child nodes) which is represented by this entry contains handled data objects.

Specified by:

hasHandled in interface DeLiCluEntry

Returns:

true, if the node (or its child nodes) which is represented by this entry contains handled data objects, false otherwise.

hasUnhandled

public boolean hasUnhandled()

Description copied from interface: DeLiCluEntry

Returns true, if the node (or its child nodes) which is represented by this entry contains unhandled data objects.

Specified by:

hasUnhandled in interface DeLiCluEntry

Returns:

true, if the node (or its child nodes) which is represented by this entry contains unhandled data objects, false otherwise.

setHasHandled

public void setHasHandled(boolean hasHandled)

Description copied from interface: DeLiCluEntry

Sets the flag to marks the node (or its child nodes) which is represented by this entry to contain handled data objects.

Specified by:

setHasHandled in interface DeLiCluEntry

Parameters:

hasHandled - the flag to be set

setHasUnhandled

public void setHasUnhandled(boolean hasUnhandled)

Description copied from interface: DeLiCluEntry

Sets the flag to marks the node (or its child nodes) which is represented by this entry to contain unhandled data objects.

Specified by:

setHasUnhandled in interface DeLiCluEntry

Parameters:

hasUnhandled - the flag to be set

toString

public String toString()

Returns the id as a string representation of this entry.

Overrides:

toString in class AbstractDirectoryEntry

Returns:

a string representation of this entry